/*
Theme Name: LSRI - Life Science Research Institute
Theme URI: https://lsri.org.np
Author: WebRabin
Author URI: https://lsri.org.np
Description: A professional, elegant WordPress theme for the Life Science Research Institute. Designed with a focus on research excellence, scientific discovery, and academic prestige.
Version: 1.0.0
Requires at least: 5.8
Tested up to: 6.5
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: lsri
Tags: research, science, university, academic, professional, blog, custom-menu, featured-images, footer-widgets
*/

/* ============================================================
   CSS CUSTOM PROPERTIES (DESIGN TOKENS)
   ============================================================ */
:root {
    /* Brand Colors */
    --color-primary:       #0d2340;   /* Deep navy - authority */
    --color-primary-dark:  #07152a;
    --color-primary-light: #1a3a5c;
    --color-secondary:     #00897b;   /* Teal - science/life */
    --color-secondary-dark:#00695c;
    --color-secondary-light:#4db6ac;
    --color-accent:        #e8a020;   /* Gold - excellence */
    --color-accent-light:  #f5c45e;

    /* Neutrals */
    --color-white:         #ffffff;
    --color-off-white:     #f5f7f9;
    --color-light-gray:    #e8ecf0;
    --color-mid-gray:      #8a9ab0;
    --color-dark-gray:     #4a5568;
    --color-text:          #1e2d3d;
    --color-text-light:    #5a6a7e;

    /* Semantic */
    --color-success:       #2e7d32;
    --color-error:         #c62828;

    /* Typography */
    --font-heading:        'Crimson Text', 'Georgia', serif;
    --font-body:           'Inter', 'Helvetica Neue', Arial, sans-serif;
    --font-mono:           'Courier New', monospace;

    /* Font Sizes (fluid) */
    --text-xs:    0.75rem;
    --text-sm:    0.875rem;
    --text-base:  1rem;
    --text-md:    1.125rem;
    --text-lg:    1.25rem;
    --text-xl:    1.5rem;
    --text-2xl:   1.875rem;
    --text-3xl:   2.25rem;
    --text-4xl:   3rem;
    --text-5xl:   3.75rem;
    --text-6xl:   4.5rem;

    /* Spacing */
    --space-1:    0.25rem;
    --space-2:    0.5rem;
    --space-3:    0.75rem;
    --space-4:    1rem;
    --space-6:    1.5rem;
    --space-8:    2rem;
    --space-10:   2.5rem;
    --space-12:   3rem;
    --space-16:   4rem;
    --space-20:   5rem;
    --space-24:   6rem;
    --space-32:   8rem;

    /* Layout */
    --container-max:   1280px;
    --container-wide:  1440px;
    --container-narrow: 800px;

    /* Effects */
    --radius-sm:    4px;
    --radius-md:    8px;
    --radius-lg:    16px;
    --radius-full:  9999px;
    --shadow-sm:    0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.06);
    --shadow-md:    0 4px 12px rgba(0,0,0,.10), 0 2px 6px rgba(0,0,0,.07);
    --shadow-lg:    0 20px 40px rgba(0,0,0,.12), 0 8px 16px rgba(0,0,0,.08);
    --shadow-xl:    0 40px 80px rgba(0,0,0,.15);
    --transition:   all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ============================================================
   RESET & BASE
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-body);
    font-size: var(--text-base);
    line-height: 1.7;
    color: var(--color-text);
    background-color: var(--color-white);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

img, video, svg { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button, input, select, textarea { font: inherit; }
button { cursor: pointer; border: none; background: none; }

/* ============================================================
   TYPOGRAPHY
   ============================================================ */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    line-height: 1.2;
    color: var(--color-primary);
    font-weight: 600;
}

h1 { font-size: clamp(2rem, 5vw, var(--text-5xl)); }
h2 { font-size: clamp(1.6rem, 3.5vw, var(--text-4xl)); }
h3 { font-size: clamp(1.3rem, 2.5vw, var(--text-3xl)); }
h4 { font-size: clamp(1.1rem, 2vw, var(--text-2xl)); }
h5 { font-size: var(--text-xl); }
h6 { font-size: var(--text-lg); }

p { margin-bottom: var(--space-4); }
p:last-child { margin-bottom: 0; }

.lead {
    font-size: var(--text-lg);
    color: var(--color-text-light);
    line-height: 1.8;
}

/* ============================================================
   LAYOUT UTILITIES
   ============================================================ */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin-left: auto;
    margin-right: auto;
    padding-left: var(--space-8);
    padding-right: var(--space-8);
}

.container--wide  { max-width: var(--container-wide); }
.container--narrow { max-width: var(--container-narrow); }

.section {
    padding-top: var(--space-24);
    padding-bottom: var(--space-24);
}

.section--sm {
    padding-top: var(--space-16);
    padding-bottom: var(--space-16);
}

.section--lg {
    padding-top: var(--space-32);
    padding-bottom: var(--space-32);
}

/* Grid helpers */
.grid { display: grid; }
.grid-2 { grid-template-columns: repeat(2, 1fr); gap: var(--space-8); }
.grid-3 { grid-template-columns: repeat(3, 1fr); gap: var(--space-8); }
.grid-4 { grid-template-columns: repeat(4, 1fr); gap: var(--space-6); }
.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.text-center { text-align: center; }

/* Section header */
.section-header {
    margin-bottom: var(--space-16);
    max-width: 680px;
}

.section-header--center {
    text-align: center;
    margin-left: auto;
    margin-right: auto;
}

.section-label {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    font-family: var(--font-body);
    font-size: var(--text-xs);
    font-weight: 700;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-secondary);
    margin-bottom: var(--space-3);
}

.section-label::before {
    content: '';
    display: inline-block;
    width: 24px;
    height: 2px;
    background: var(--color-secondary);
}

.section-title {
    margin-bottom: var(--space-4);
    color: var(--color-primary);
}

.section-subtitle {
    font-size: var(--text-md);
    color: var(--color-text-light);
    line-height: 1.8;
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-8);
    font-size: var(--text-sm);
    font-weight: 600;
    letter-spacing: 0.05em;
    border-radius: var(--radius-sm);
    transition: var(--transition);
    text-transform: uppercase;
    cursor: pointer;
    border: 2px solid transparent;
    white-space: nowrap;
}

.btn--primary {
    background: var(--color-secondary);
    color: var(--color-white);
    border-color: var(--color-secondary);
}

.btn--primary:hover {
    background: var(--color-secondary-dark);
    border-color: var(--color-secondary-dark);
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(0, 137, 123, 0.35);
}

.btn--outline {
    background: transparent;
    color: var(--color-white);
    border-color: rgba(255,255,255,0.6);
}

.btn--outline:hover {
    background: var(--color-white);
    color: var(--color-primary);
    border-color: var(--color-white);
}

.btn--outline-dark {
    background: transparent;
    color: var(--color-primary);
    border-color: var(--color-primary);
}

.btn--outline-dark:hover {
    background: var(--color-primary);
    color: var(--color-white);
}

.btn--accent {
    background: var(--color-accent);
    color: var(--color-primary);
    border-color: var(--color-accent);
}

.btn--accent:hover {
    background: var(--color-accent-light);
    border-color: var(--color-accent-light);
    transform: translateY(-1px);
}

.btn--lg { padding: var(--space-4) var(--space-12); font-size: var(--text-base); }
.btn--sm { padding: var(--space-2) var(--space-6); font-size: var(--text-xs); }

.btn svg { width: 16px; height: 16px; flex-shrink: 0; }

/* ============================================================
   TOP BAR
   ============================================================ */
.top-bar {
    background: var(--color-primary-dark);
    padding: var(--space-2) 0;
    font-size: var(--text-xs);
    color: rgba(255,255,255,0.65);
}

.top-bar__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.top-bar__left, .top-bar__right {
    display: flex;
    align-items: center;
    gap: var(--space-6);
}

.top-bar a {
    color: rgba(255,255,255,0.65);
    transition: var(--transition);
}

.top-bar a:hover { color: var(--color-accent); }

.top-bar__contact {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

/* ============================================================
   HEADER & NAVIGATION
   ============================================================ */
#site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: var(--color-white);
    border-bottom: 1px solid var(--color-light-gray);
    transition: var(--transition);
}

#site-header.scrolled {
    box-shadow: var(--shadow-md);
}

.header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 88px;
    gap: var(--space-8);
}

/* Logo */
.site-logo {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    gap: var(--space-4);
    text-decoration: none;
}

.site-logo img,
.site-logo .custom-logo {
    height: 70px;
    width: auto;
    filter: drop-shadow(0 3px 10px rgba(13, 35, 64, 0.28));
    transition: filter 0.25s, transform 0.25s;
}

.site-logo:hover img,
.site-logo:hover .custom-logo {
    filter: drop-shadow(0 5px 16px rgba(13, 35, 64, 0.40));
    transform: scale(1.05);
}

.site-logo__text {
    display: flex;
    flex-direction: column;
    padding-left: var(--space-4);
    border-left: 2px solid var(--color-accent);
    max-width: 152px;
}

.site-logo__name {
    font-family: var(--font-heading);
    font-size: var(--text-sm);
    font-weight: 700;
    color: var(--color-primary);
    line-height: 1.35;
    letter-spacing: 0.07em;
    text-transform: uppercase;
    white-space: normal;
}

/* Navigation */
.main-nav {
    display: flex;
    align-items: center;
    gap: var(--space-1);
}

.main-nav > li {
    position: relative;
}

.main-nav > li > a {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-2) var(--space-4);
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--color-dark-gray);
    transition: var(--transition);
    border-radius: var(--radius-sm);
    white-space: nowrap;
}

.main-nav > li > a:hover,
.main-nav > li.current-menu-item > a,
.main-nav > li.current-menu-ancestor > a {
    color: var(--color-secondary);
    background: rgba(0, 137, 123, 0.06);
}

/* Dropdown Arrow */
.main-nav > li.menu-item-has-children > a::after {
    content: '';
    display: inline-block;
    width: 10px;
    height: 10px;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%238a9ab0' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
    background-size: contain;
    background-repeat: no-repeat;
    margin-left: var(--space-1);
    transition: transform 0.2s;
}

.main-nav > li.menu-item-has-children:hover > a::after {
    transform: rotate(180deg);
}

/* Dropdown menu */
.main-nav .sub-menu {
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    min-width: 220px;
    background: var(--color-white);
    border: 1px solid var(--color-light-gray);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transform: translateY(8px);
    transition: var(--transition);
    z-index: 100;
    padding: var(--space-2) 0;
}

.main-nav > li:hover .sub-menu,
.main-nav > li:focus-within .sub-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.main-nav .sub-menu li a {
    display: block;
    padding: var(--space-3) var(--space-6);
    font-size: var(--text-sm);
    color: var(--color-dark-gray);
    transition: var(--transition);
    border-left: 3px solid transparent;
}

.main-nav .sub-menu li a:hover {
    color: var(--color-secondary);
    background: var(--color-off-white);
    border-left-color: var(--color-secondary);
    padding-left: calc(var(--space-6) + 4px);
}

/* Header CTA */
.header__cta {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    flex-shrink: 0;
}

/* Search toggle */
.header__search-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    border-radius: var(--radius-full);
    color: var(--color-dark-gray);
    transition: var(--transition);
    border: 1px solid var(--color-light-gray);
}

.header__search-btn:hover {
    color: var(--color-secondary);
    border-color: var(--color-secondary);
    background: rgba(0, 137, 123, 0.06);
}

/* Mobile menu toggle */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 5px;
    width: 44px;
    height: 44px;
    cursor: pointer;
    padding: var(--space-2);
}

.mobile-menu-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-primary);
    border-radius: 2px;
    transition: var(--transition);
}

.mobile-menu-toggle.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.mobile-menu-toggle.active span:nth-child(2) { opacity: 0; }
.mobile-menu-toggle.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ============================================================
   HERO SECTION
   ============================================================ */
.hero {
    position: relative;
    min-height: 100vh;
    min-height: 100svh;
    display: flex;
    align-items: center;
    overflow: hidden;
    background-color: var(--color-primary);
}

.hero__bg {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--color-primary) 0%, #0a2a4e 40%, #0d3a2a 100%);
    z-index: 0;
}

/* Animated DNA helix pattern overlay */
.hero__bg::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        radial-gradient(circle at 20% 80%, rgba(0, 137, 123, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(232, 160, 32, 0.10) 0%, transparent 40%),
        radial-gradient(circle at 50% 50%, rgba(255,255,255,0.02) 0%, transparent 70%);
    z-index: 1;
}

.hero__particles {
    position: absolute;
    inset: 0;
    z-index: 1;
    overflow: hidden;
}

.hero__media {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero__media img,
.hero__media video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.25;
}

.hero__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to right, rgba(13, 35, 64, 0.92) 50%, rgba(13, 35, 64, 0.5) 100%);
    z-index: 2;
}

.hero__content {
    position: relative;
    z-index: 3;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: var(--space-24) var(--space-8);
    width: 100%;
}

.hero__inner {
    max-width: 760px;
}

.hero__badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    background: rgba(0, 137, 123, 0.2);
    border: 1px solid rgba(0, 137, 123, 0.4);
    border-radius: var(--radius-full);
    color: var(--color-secondary-light);
    font-size: var(--text-xs);
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin-bottom: var(--space-6);
}

.hero__badge-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--color-secondary);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.3); }
}

.hero__title {
    font-family: var(--font-heading);
    font-size: clamp(2.5rem, 6vw, 5rem);
    font-weight: 700;
    color: var(--color-white);
    line-height: 1.1;
    margin-bottom: var(--space-6);
}

.hero__title span {
    color: var(--color-accent);
}

.hero__subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: rgba(255,255,255,0.75);
    line-height: 1.8;
    margin-bottom: var(--space-10);
    max-width: 600px;
}

.hero__actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-4);
    margin-bottom: var(--space-16);
}

.hero__stats {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-8);
    padding-top: var(--space-8);
    border-top: 1px solid rgba(255,255,255,0.15);
}

.hero__stat {
    display: flex;
    flex-direction: column;
}

.hero__stat-number {
    font-family: var(--font-heading);
    font-size: clamp(1.8rem, 3vw, 2.5rem);
    font-weight: 700;
    color: var(--color-white);
    line-height: 1;
}

.hero__stat-number span { color: var(--color-accent); }

.hero__stat-label {
    font-size: var(--text-xs);
    color: rgba(255,255,255,0.55);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-top: var(--space-1);
}

/* Scroll indicator */
.hero__scroll {
    position: absolute;
    bottom: var(--space-8);
    left: 50%;
    transform: translateX(-50%);
    z-index: 3;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-2);
    color: rgba(255,255,255,0.45);
    font-size: var(--text-xs);
    letter-spacing: 0.15em;
    text-transform: uppercase;
}

.hero__scroll-line {
    width: 1px;
    height: 40px;
    background: linear-gradient(to bottom, rgba(255,255,255,0.5), transparent);
    animation: scrollLine 1.5s ease-in-out infinite;
}

@keyframes scrollLine {
    0% { transform: scaleY(0); transform-origin: top; }
    50% { transform: scaleY(1); transform-origin: top; }
    51% { transform: scaleY(1); transform-origin: bottom; }
    100% { transform: scaleY(0); transform-origin: bottom; }
}

/* ============================================================
   ANNOUNCEMENT / TICKER BAR
   ============================================================ */
.announcement-bar {
    background: var(--color-secondary);
    padding: var(--space-3) 0;
    overflow: hidden;
}

.announcement-bar__inner {
    display: flex;
    align-items: center;
    gap: var(--space-6);
}

.announcement-bar__label {
    flex-shrink: 0;
    background: rgba(255,255,255,0.2);
    padding: var(--space-1) var(--space-3);
    border-radius: var(--radius-sm);
    font-size: var(--text-xs);
    font-weight: 700;
    color: var(--color-white);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.announcement-bar__ticker {
    flex: 1;
    overflow: hidden;
    white-space: nowrap;
}

.announcement-bar__text {
    display: inline-block;
    animation: ticker 30s linear infinite;
    font-size: var(--text-sm);
    color: var(--color-white);
}

@keyframes ticker {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

/* ============================================================
   ABOUT SECTION
   ============================================================ */
.about-section {
    background: var(--color-white);
}

.about-section__inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-20);
    align-items: center;
}

.about-section__visual {
    position: relative;
}

.about-section__image-wrap {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    aspect-ratio: 4/3;
    background: var(--color-light-gray);
}

.about-section__image-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.about-section__image-wrap:hover img {
    transform: scale(1.03);
}

.about-section__badge {
    position: absolute;
    bottom: calc(-1 * var(--space-8));
    right: calc(-1 * var(--space-8));
    background: linear-gradient(145deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
    color: var(--color-white);
    padding: var(--space-6) var(--space-8);
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: var(--shadow-xl);
    border: 1px solid rgba(232, 160, 32, 0.25);
    min-width: 130px;
    z-index: 2;
    overflow: hidden;
}

.about-section__badge::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: var(--radius-lg);
    background: radial-gradient(circle at 30% 20%, rgba(232, 160, 32, 0.12) 0%, transparent 65%);
    pointer-events: none;
}

.about-section__badge::after {
    content: '';
    position: absolute;
    top: -20px;
    right: -20px;
    width: 70px;
    height: 70px;
    border-radius: 50%;
    background: rgba(232, 160, 32, 0.06);
    pointer-events: none;
}

.about-section__badge-est {
    font-family: var(--font-body);
    font-size: var(--text-xs);
    font-weight: 600;
    color: var(--color-accent);
    text-transform: uppercase;
    letter-spacing: 0.25em;
    margin-bottom: var(--space-1);
}

.about-section__badge-number {
    font-family: var(--font-heading);
    font-size: var(--text-4xl);
    font-weight: 700;
    color: var(--color-accent);
    line-height: 1;
    text-shadow: 0 2px 8px rgba(232, 160, 32, 0.3);
}

.about-section__badge-divider {
    width: 36px;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-accent), transparent);
    margin: var(--space-2) auto;
    opacity: 0.6;
}

.about-section__badge-text {
    font-size: var(--text-xs);
    color: rgba(255, 255, 255, 0.85);
    text-transform: uppercase;
    letter-spacing: 0.2em;
    font-weight: 500;
}

.about-section__badge-years {
    font-size: var(--text-xs);
    color: rgba(255, 255, 255, 0.45);
    margin-top: var(--space-1);
    letter-spacing: 0.05em;
}

.about-section__quote {
    position: absolute;
    top: var(--space-6);
    right: -var(--space-6);
    background: var(--color-secondary);
    color: var(--color-white);
    padding: var(--space-4) var(--space-6);
    border-radius: var(--radius-md);
    max-width: 200px;
    font-size: var(--text-sm);
    font-style: italic;
    box-shadow: var(--shadow-md);
}

.about-section__content { }

.about-section__features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4);
    margin-top: var(--space-8);
}

.about-feature {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    padding: var(--space-4);
    background: var(--color-off-white);
    border-radius: var(--radius-md);
    border-left: 3px solid var(--color-secondary);
}

.about-feature__icon {
    width: 36px;
    height: 36px;
    flex-shrink: 0;
    color: var(--color-secondary);
}

.about-feature__title {
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: var(--space-1);
}

.about-feature__text {
    font-size: var(--text-xs);
    color: var(--color-text-light);
    line-height: 1.5;
}

/* ============================================================
   RESEARCH AREAS
   ============================================================ */
.research-areas {
    background: var(--color-off-white);
}

.research-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-6);
    margin-top: var(--space-2);
}

.research-card {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    border: 1px solid transparent;
}

.research-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-secondary);
}

.research-card__image {
    aspect-ratio: 16/9;
    overflow: hidden;
    background: var(--color-light-gray);
    position: relative;
}

.research-card__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.research-card:hover .research-card__image img {
    transform: scale(1.05);
}

.research-card__image-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
}

.research-card__image-placeholder svg {
    width: 48px;
    height: 48px;
    color: rgba(255,255,255,0.3);
}

.research-card__icon-badge {
    position: absolute;
    top: var(--space-4);
    left: var(--space-4);
    width: 44px;
    height: 44px;
    border-radius: var(--radius-md);
    background: var(--color-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
}

.research-card__icon-badge svg {
    width: 22px;
    height: 22px;
    color: var(--color-white);
}

.research-card__body {
    padding: var(--space-6);
    flex: 1;
    display: flex;
    flex-direction: column;
}

.research-card__title {
    font-size: var(--text-xl);
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: var(--space-3);
    line-height: 1.3;
}

.research-card__excerpt {
    font-size: var(--text-sm);
    color: var(--color-text-light);
    line-height: 1.7;
    flex: 1;
    margin-bottom: var(--space-4);
}

.research-card__link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--color-secondary);
    transition: var(--transition);
    margin-top: auto;
}

.research-card__link svg {
    width: 16px;
    height: 16px;
    transition: transform 0.2s;
}

.research-card__link:hover { color: var(--color-secondary-dark); }
.research-card__link:hover svg { transform: translateX(4px); }

/* ============================================================
   STATS COUNTER
   ============================================================ */
.stats-section {
    background: var(--color-primary);
    position: relative;
    overflow: hidden;
}

.stats-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 20% 50%, rgba(0, 137, 123, 0.15) 0%, transparent 60%),
        radial-gradient(circle at 80% 50%, rgba(232, 160, 32, 0.08) 0%, transparent 60%);
}

.stats-grid {
    position: relative;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
    text-align: center;
}

.stat-item {
    padding: var(--space-12) var(--space-8);
    border-right: 1px solid rgba(255,255,255,0.08);
}

.stat-item:last-child { border-right: none; }

.stat-item__icon {
    width: 48px;
    height: 48px;
    margin: 0 auto var(--space-4);
    color: var(--color-secondary);
}

.stat-item__number {
    font-family: var(--font-heading);
    font-size: clamp(2.2rem, 4vw, 3.5rem);
    font-weight: 700;
    color: var(--color-white);
    line-height: 1;
    margin-bottom: var(--space-2);
}

.stat-item__number-suffix {
    color: var(--color-accent);
}

.stat-item__label {
    font-size: var(--text-sm);
    color: rgba(255,255,255,0.55);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-weight: 500;
}

.stat-item__description {
    font-size: var(--text-xs);
    color: rgba(255,255,255,0.35);
    margin-top: var(--space-2);
    line-height: 1.5;
}

/* ============================================================
   NEWS SECTION
   ============================================================ */
.news-section {
    background: var(--color-white);
}

.news-header {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    margin-bottom: var(--space-12);
    gap: var(--space-8);
}

.news-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: var(--space-6);
}

.news-card {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--color-light-gray);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

.news-card:hover {
    box-shadow: var(--shadow-md);
    border-color: transparent;
    transform: translateY(-4px);
}

.news-card--featured .news-card__image {
    aspect-ratio: 16/9;
}

.news-card__image {
    aspect-ratio: 3/2;
    overflow: hidden;
    background: var(--color-light-gray);
    position: relative;
}

.news-card__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.news-card:hover .news-card__image img {
    transform: scale(1.05);
}

.news-card__category {
    position: absolute;
    top: var(--space-3);
    left: var(--space-3);
    padding: var(--space-1) var(--space-3);
    background: var(--color-secondary);
    color: var(--color-white);
    font-size: var(--text-xs);
    font-weight: 600;
    border-radius: var(--radius-sm);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.news-card__body {
    padding: var(--space-6);
    flex: 1;
    display: flex;
    flex-direction: column;
}

.news-card__meta {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    font-size: var(--text-xs);
    color: var(--color-text-light);
    margin-bottom: var(--space-3);
}

.news-card__meta-dot {
    width: 3px;
    height: 3px;
    border-radius: 50%;
    background: var(--color-mid-gray);
}

.news-card__title {
    font-family: var(--font-heading);
    font-size: var(--text-xl);
    font-weight: 600;
    color: var(--color-primary);
    line-height: 1.3;
    margin-bottom: var(--space-3);
    transition: var(--transition);
}

.news-card--featured .news-card__title {
    font-size: var(--text-2xl);
}

.news-card__title:hover { color: var(--color-secondary); }

.news-card__excerpt {
    font-size: var(--text-sm);
    color: var(--color-text-light);
    line-height: 1.7;
    flex: 1;
    margin-bottom: var(--space-4);
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.news-card__link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--color-secondary);
    margin-top: auto;
}

.news-card__link svg { width: 14px; height: 14px; transition: transform 0.2s; }
.news-card__link:hover svg { transform: translateX(3px); }

/* ============================================================
   HIGHLIGHTS / FEATURED SECTION
   ============================================================ */
.highlights-section {
    background: var(--color-off-white);
}

.highlights-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-6);
}

.highlight-card {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    aspect-ratio: 16/9;
    cursor: pointer;
}

.highlight-card__bg {
    position: absolute;
    inset: 0;
    background: var(--color-primary);
    z-index: 0;
}

.highlight-card__bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.5;
    transition: transform 0.5s ease, opacity 0.3s ease;
}

.highlight-card:hover .highlight-card__bg img {
    transform: scale(1.05);
    opacity: 0.35;
}

.highlight-card__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(13, 35, 64, 0.9) 30%, transparent 70%);
    z-index: 1;
}

.highlight-card__content {
    position: relative;
    z-index: 2;
    padding: var(--space-8);
    display: flex;
    flex-direction: column;
    height: 100%;
    justify-content: flex-end;
}

.highlight-card__tag {
    display: inline-block;
    padding: var(--space-1) var(--space-3);
    background: var(--color-accent);
    color: var(--color-primary);
    font-size: var(--text-xs);
    font-weight: 700;
    border-radius: var(--radius-sm);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: var(--space-3);
    align-self: flex-start;
}

.highlight-card__title {
    font-family: var(--font-heading);
    font-size: var(--text-2xl);
    font-weight: 600;
    color: var(--color-white);
    line-height: 1.2;
    margin-bottom: var(--space-3);
}

.highlight-card__text {
    font-size: var(--text-sm);
    color: rgba(255,255,255,0.7);
    line-height: 1.6;
    margin-bottom: var(--space-4);
}

.highlight-card__link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--color-accent);
    transition: var(--transition);
}

.highlight-card__link svg { width: 14px; height: 14px; transition: transform 0.2s; }
.highlight-card__link:hover { color: var(--color-accent-light); }
.highlight-card__link:hover svg { transform: translateX(4px); }

/* ============================================================
   PEOPLE / LEADERSHIP
   ============================================================ */
.people-section {
    background: var(--color-white);
}

.people-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-6);
}

.person-card {
    text-align: center;
    transition: var(--transition);
}

.person-card__photo {
    width: 140px;
    height: 140px;
    border-radius: 50%;
    margin: 0 auto var(--space-4);
    overflow: hidden;
    background: var(--color-light-gray);
    border: 3px solid var(--color-light-gray);
    transition: var(--transition);
}

.person-card:hover .person-card__photo {
    border-color: var(--color-secondary);
    transform: scale(1.02);
    box-shadow: 0 0 0 4px rgba(0, 137, 123, 0.15);
}

.person-card__photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.person-card__photo-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    color: rgba(255,255,255,0.3);
    font-size: var(--text-4xl);
    font-family: var(--font-heading);
    font-weight: 700;
    color: rgba(255,255,255,0.5);
}

.person-card__name {
    font-family: var(--font-heading);
    font-size: var(--text-lg);
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: var(--space-1);
}

.person-card__role {
    font-size: var(--text-sm);
    color: var(--color-secondary);
    font-weight: 500;
    margin-bottom: var(--space-2);
}

.person-card__dept {
    font-size: var(--text-xs);
    color: var(--color-text-light);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

/* ============================================================
   EVENTS SECTION
   ============================================================ */
.events-section {
    background: var(--color-off-white);
}

.events-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.event-item {
    display: grid;
    grid-template-columns: 80px 1fr auto;
    gap: var(--space-6);
    align-items: center;
    background: var(--color-white);
    padding: var(--space-6);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-light-gray);
    transition: var(--transition);
}

.event-item:hover {
    border-color: var(--color-secondary);
    box-shadow: var(--shadow-md);
    transform: translateX(4px);
}

.event-item__date {
    text-align: center;
    background: var(--color-primary);
    border-radius: var(--radius-md);
    padding: var(--space-3) var(--space-2);
    flex-shrink: 0;
}

.event-item__day {
    font-family: var(--font-heading);
    font-size: var(--text-3xl);
    font-weight: 700;
    color: var(--color-white);
    line-height: 1;
}

.event-item__month {
    font-size: var(--text-xs);
    color: var(--color-secondary-light);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-weight: 600;
    margin-top: var(--space-1);
}

.event-item__info { }

.event-item__type {
    font-size: var(--text-xs);
    font-weight: 700;
    color: var(--color-secondary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--space-2);
}

.event-item__title {
    font-family: var(--font-heading);
    font-size: var(--text-xl);
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: var(--space-2);
    line-height: 1.3;
}

.event-item__details {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    font-size: var(--text-sm);
    color: var(--color-text-light);
}

.event-item__details svg {
    width: 14px;
    height: 14px;
    flex-shrink: 0;
}

/* ============================================================
   PARTNERS
   ============================================================ */
.partners-section {
    background: var(--color-white);
    padding: var(--space-16) 0;
    border-top: 1px solid var(--color-light-gray);
    border-bottom: 1px solid var(--color-light-gray);
}

.partners-label {
    font-size: var(--text-xs);
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--color-mid-gray);
    font-weight: 600;
    text-align: center;
    margin-bottom: var(--space-8);
}

.partners-logos {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: var(--space-12);
}

.partner-logo {
    opacity: 0.4;
    transition: var(--transition);
    filter: grayscale(1);
}

.partner-logo:hover {
    opacity: 0.8;
    filter: grayscale(0);
}

.partner-logo img { height: 36px; width: auto; }

/* Placeholder partner logos */
.partner-logo-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 36px;
    padding: 0 var(--space-4);
    background: var(--color-off-white);
    border-radius: var(--radius-sm);
    font-size: var(--text-sm);
    font-weight: 700;
    color: var(--color-mid-gray);
    letter-spacing: 0.05em;
}

/* ============================================================
   CTA / NEWSLETTER SECTION
   ============================================================ */
.cta-section {
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, var(--color-primary) 0%, #0a2a4e 50%, #0d3a2a 100%);
    padding: var(--space-24) 0;
}

.cta-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 30% 50%, rgba(0, 137, 123, 0.2) 0%, transparent 60%),
        radial-gradient(circle at 70% 50%, rgba(232, 160, 32, 0.1) 0%, transparent 50%);
}

.cta-section__inner {
    position: relative;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-20);
    align-items: center;
}

.cta-section__content { }

.cta-section__title {
    font-family: var(--font-heading);
    font-size: clamp(1.8rem, 3vw, 2.8rem);
    color: var(--color-white);
    margin-bottom: var(--space-4);
    line-height: 1.2;
}

.cta-section__text {
    color: rgba(255,255,255,0.7);
    margin-bottom: var(--space-8);
    font-size: var(--text-md);
    line-height: 1.8;
}

.cta-section__actions {
    display: flex;
    gap: var(--space-4);
    flex-wrap: wrap;
}

.newsletter-form {
    background: rgba(255,255,255,0.07);
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: var(--radius-lg);
    padding: var(--space-8);
    backdrop-filter: blur(10px);
}

.newsletter-form__title {
    font-family: var(--font-heading);
    font-size: var(--text-2xl);
    color: var(--color-white);
    margin-bottom: var(--space-2);
}

.newsletter-form__text {
    font-size: var(--text-sm);
    color: rgba(255,255,255,0.6);
    margin-bottom: var(--space-6);
}

.newsletter-form .form-group {
    margin-bottom: var(--space-4);
}

.newsletter-form label {
    display: block;
    font-size: var(--text-xs);
    font-weight: 600;
    color: rgba(255,255,255,0.7);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: var(--space-2);
}

.newsletter-form input[type="text"],
.newsletter-form input[type="email"],
.newsletter-form select {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    background: rgba(255,255,255,0.1);
    border: 1px solid rgba(255,255,255,0.2);
    border-radius: var(--radius-sm);
    color: var(--color-white);
    font-size: var(--text-sm);
    transition: var(--transition);
    outline: none;
}

.newsletter-form input::placeholder { color: rgba(255,255,255,0.35); }

.newsletter-form input:focus,
.newsletter-form select:focus {
    border-color: var(--color-secondary);
    background: rgba(255,255,255,0.15);
    box-shadow: 0 0 0 3px rgba(0, 137, 123, 0.2);
}

.newsletter-form select option { background: var(--color-primary); }

.newsletter-form .form-privacy {
    font-size: var(--text-xs);
    color: rgba(255,255,255,0.4);
    margin-top: var(--space-3);
}

/* --- Math CAPTCHA ----------------------------------------- */
.form-group--captcha {
    margin-bottom: var(--space-4);
}

.captcha-wrap {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    background: rgba(232, 160, 32, 0.08);
    border: 1px solid rgba(232, 160, 32, 0.25);
    border-radius: var(--radius-sm);
    padding: var(--space-2) var(--space-3);
    margin-bottom: var(--space-2);
}

.captcha-question {
    flex: 1;
    font-family: var(--font-mono);
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--color-accent);
    letter-spacing: 0.04em;
}

.captcha-refresh {
    background: none;
    border: none;
    color: rgba(255, 255, 255, 0.45);
    font-size: 1.1rem;
    cursor: pointer;
    padding: 0 var(--space-1);
    line-height: 1;
    transition: color 0.2s, transform 0.3s;
    flex-shrink: 0;
}

.captcha-refresh:hover {
    color: var(--color-accent);
    transform: rotate(180deg);
}

.newsletter-form input[type="number"]#sub-captcha {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-sm);
    color: var(--color-white);
    font-size: var(--text-sm);
    outline: none;
    -moz-appearance: textfield;
}

.newsletter-form input[type="number"]#sub-captcha::-webkit-outer-spin-button,
.newsletter-form input[type="number"]#sub-captcha::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

.newsletter-form input[type="number"]#sub-captcha:focus {
    border-color: var(--color-accent);
    background: rgba(255, 255, 255, 0.15);
    box-shadow: 0 0 0 3px rgba(232, 160, 32, 0.2);
}

/* ============================================================
   FOOTER
   ============================================================ */
#site-footer {
    background: var(--color-primary-dark);
    color: rgba(255,255,255,0.65);
    padding-top: var(--space-20);
}

.footer__top {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--space-12);
    padding-bottom: var(--space-16);
    border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer__brand { }

.footer__logo {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: var(--space-6);
    text-decoration: none;
}

.footer__logo img { height: 44px; width: auto; filter: brightness(0) invert(1); }

.footer__logo-text {
    font-family: var(--font-heading);
    font-size: var(--text-lg);
    font-weight: 700;
    color: var(--color-white);
    line-height: 1.2;
}

.footer__tagline {
    font-size: var(--text-sm);
    line-height: 1.8;
    color: rgba(255,255,255,0.55);
    margin-bottom: var(--space-8);
    max-width: 300px;
}

.footer__social {
    display: flex;
    gap: var(--space-3);
}

.footer__social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: var(--radius-full);
    border: 1px solid rgba(255,255,255,0.15);
    color: rgba(255,255,255,0.55);
    transition: var(--transition);
}

.footer__social-link:hover {
    background: var(--color-secondary);
    border-color: var(--color-secondary);
    color: var(--color-white);
}

.footer__social-link svg { width: 16px; height: 16px; }

.footer__col-title {
    font-family: var(--font-body);
    font-size: var(--text-sm);
    font-weight: 700;
    color: var(--color-white);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--space-6);
}

.footer__links {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.footer__links a {
    font-size: var(--text-sm);
    color: rgba(255,255,255,0.55);
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.footer__links a::before {
    content: '';
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: var(--color-secondary);
    flex-shrink: 0;
    opacity: 0;
    transition: var(--transition);
}

.footer__links a:hover {
    color: var(--color-white);
    padding-left: var(--space-2);
}

.footer__links a:hover::before { opacity: 1; }

.footer__contact-item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    margin-bottom: var(--space-4);
    font-size: var(--text-sm);
    color: rgba(255,255,255,0.55);
}

.footer__contact-item svg {
    width: 16px;
    height: 16px;
    color: var(--color-secondary);
    flex-shrink: 0;
    margin-top: 2px;
}

.footer__bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-6) 0;
    font-size: var(--text-xs);
    color: rgba(255,255,255,0.35);
    gap: var(--space-6);
}

.footer__bottom-links {
    display: flex;
    gap: var(--space-6);
}

.footer__bottom-links a {
    color: rgba(255,255,255,0.35);
    transition: var(--transition);
}

.footer__bottom-links a:hover { color: rgba(255,255,255,0.7); }

.footer__devby {
    display: block;
    font-size: var(--text-xs);
    color: rgba(255,255,255,0.3);
    margin-top: var(--space-1);
    letter-spacing: 0.02em;
}

.footer__devby a {
    color: rgba(255,255,255,0.45);
    text-decoration: none;
    transition: color 0.2s;
}

.footer__devby a:hover {
    color: var(--color-accent);
}

/* ============================================================
   PAGE HERO (Inner pages)
   ============================================================ */
.page-hero {
    background: var(--color-primary);
    padding: var(--space-20) 0;
    position: relative;
    overflow: hidden;
}

.page-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 80% 50%, rgba(0, 137, 123, 0.15) 0%, transparent 60%),
        linear-gradient(135deg, transparent 50%, rgba(232, 160, 32, 0.05) 100%);
}

.page-hero__inner {
    position: relative;
}

.page-hero__breadcrumb {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--text-sm);
    color: rgba(255,255,255,0.55);
    margin-bottom: var(--space-4);
}

.page-hero__breadcrumb a { transition: var(--transition); }
.page-hero__breadcrumb a:hover { color: var(--color-accent); }

.page-hero__breadcrumb-sep {
    color: rgba(255,255,255,0.25);
    font-size: var(--text-xs);
}

.page-hero__title {
    font-size: clamp(2rem, 4vw, 3.5rem);
    color: var(--color-white);
    margin-bottom: var(--space-4);
}

.page-hero__subtitle {
    font-size: var(--text-md);
    color: rgba(255,255,255,0.65);
    max-width: 600px;
    line-height: 1.8;
}

/* ============================================================
   INNER PAGE CONTENT
   ============================================================ */
.page-content {
    padding: var(--space-20) 0;
}

.content-area {
    max-width: 800px;
}

.content-area h2,
.content-area h3,
.content-area h4 {
    margin-top: var(--space-10);
    margin-bottom: var(--space-4);
}

.content-area h2:first-child,
.content-area h3:first-child {
    margin-top: 0;
}

.content-area p { margin-bottom: var(--space-4); color: var(--color-dark-gray); line-height: 1.8; }

.content-area ul, .content-area ol {
    padding-left: var(--space-6);
    margin-bottom: var(--space-4);
}

.content-area ul { list-style: disc; }
.content-area ol { list-style: decimal; }

.content-area li { margin-bottom: var(--space-2); color: var(--color-dark-gray); line-height: 1.7; }

.content-area blockquote {
    border-left: 4px solid var(--color-secondary);
    padding: var(--space-4) var(--space-6);
    background: var(--color-off-white);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    margin: var(--space-8) 0;
    font-style: italic;
    color: var(--color-dark-gray);
}

.content-area a { color: var(--color-secondary); text-decoration: underline; }
.content-area a:hover { color: var(--color-secondary-dark); }

.content-area img { border-radius: var(--radius-md); margin: var(--space-8) 0; }

/* ============================================================
   SIDEBAR
   ============================================================ */
.page-layout {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: var(--space-12);
    align-items: start;
}

.widget {
    background: var(--color-off-white);
    border-radius: var(--radius-lg);
    padding: var(--space-6);
    margin-bottom: var(--space-6);
    border: 1px solid var(--color-light-gray);
}

.widget:last-child { margin-bottom: 0; }

.widget-title {
    font-family: var(--font-heading);
    font-size: var(--text-lg);
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: var(--space-4);
    padding-bottom: var(--space-3);
    border-bottom: 2px solid var(--color-secondary);
}

/* ============================================================
   SEARCH OVERLAY
   ============================================================ */
.search-overlay {
    position: fixed;
    inset: 0;
    background: rgba(13, 35, 64, 0.95);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    backdrop-filter: blur(4px);
}

.search-overlay.active {
    opacity: 1;
    visibility: visible;
}

.search-overlay__inner {
    width: 100%;
    max-width: 700px;
    padding: var(--space-8);
}

.search-overlay__title {
    color: rgba(255,255,255,0.5);
    font-size: var(--text-sm);
    text-transform: uppercase;
    letter-spacing: 0.2em;
    margin-bottom: var(--space-6);
}

.search-overlay__form {
    display: flex;
    border-bottom: 2px solid rgba(255,255,255,0.3);
    padding-bottom: var(--space-4);
    transition: var(--transition);
}

.search-overlay__form:focus-within {
    border-color: var(--color-secondary);
}

.search-overlay__input {
    flex: 1;
    background: transparent;
    border: none;
    outline: none;
    font-size: var(--text-3xl);
    font-family: var(--font-heading);
    color: var(--color-white);
    padding: 0;
}

.search-overlay__input::placeholder { color: rgba(255,255,255,0.25); }

.search-overlay__submit {
    background: transparent;
    border: none;
    color: rgba(255,255,255,0.5);
    cursor: pointer;
    padding: var(--space-2);
    transition: var(--transition);
}

.search-overlay__submit:hover { color: var(--color-secondary); }
.search-overlay__submit svg { width: 28px; height: 28px; }

.search-overlay__close {
    position: absolute;
    top: var(--space-8);
    right: var(--space-8);
    background: rgba(255,255,255,0.1);
    border: none;
    color: rgba(255,255,255,0.6);
    cursor: pointer;
    width: 44px;
    height: 44px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.search-overlay__close:hover { background: rgba(255,255,255,0.2); color: var(--color-white); }
.search-overlay__close svg { width: 20px; height: 20px; }

/* ============================================================
   BACK TO TOP
   ============================================================ */
.back-to-top {
    position: fixed;
    bottom: var(--space-8);
    right: var(--space-8);
    width: 44px;
    height: 44px;
    background: var(--color-secondary);
    color: var(--color-white);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-md);
    cursor: pointer;
    border: none;
    opacity: 0;
    visibility: hidden;
    transform: translateY(12px);
    transition: var(--transition);
    z-index: 500;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    background: var(--color-secondary-dark);
    transform: translateY(-2px);
}

.back-to-top svg { width: 18px; height: 18px; }

/* ============================================================
   PAGINATION
   ============================================================ */
.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    margin-top: var(--space-12);
}

.page-numbers {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: var(--radius-sm);
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--color-dark-gray);
    border: 1px solid var(--color-light-gray);
    transition: var(--transition);
}

.page-numbers:hover,
.page-numbers.current {
    background: var(--color-secondary);
    color: var(--color-white);
    border-color: var(--color-secondary);
}

/* ============================================================
   ANIMATIONS & UTILITIES
   ============================================================ */
.fade-in {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

.fade-in--delay-1 { transition-delay: 0.1s; }
.fade-in--delay-2 { transition-delay: 0.2s; }
.fade-in--delay-3 { transition-delay: 0.3s; }
.fade-in--delay-4 { transition-delay: 0.4s; }

/* Accent line */
.accent-line {
    display: block;
    width: 48px;
    height: 3px;
    background: var(--color-secondary);
    border-radius: var(--radius-full);
    margin-bottom: var(--space-4);
}

.accent-line--center { margin-left: auto; margin-right: auto; }

/* Tag */
.tag {
    display: inline-block;
    padding: var(--space-1) var(--space-3);
    background: rgba(0, 137, 123, 0.1);
    color: var(--color-secondary);
    font-size: var(--text-xs);
    font-weight: 600;
    border-radius: var(--radius-full);
    border: 1px solid rgba(0, 137, 123, 0.2);
}

/* Divider */
.divider {
    width: 100%;
    height: 1px;
    background: var(--color-light-gray);
    margin: var(--space-8) 0;
}

/* Skip link */
.skip-link {
    position: absolute;
    top: -100%;
    left: var(--space-4);
    background: var(--color-secondary);
    color: var(--color-white);
    padding: var(--space-3) var(--space-6);
    border-radius: var(--radius-sm);
    font-size: var(--text-sm);
    font-weight: 600;
    z-index: 9999;
    transition: top 0.2s;
}

.skip-link:focus { top: var(--space-4); }

/* ============================================================
   MOBILE NAV PANEL — always fixed & hidden off-screen
   (moved outside media query so desktop is never affected)
   ============================================================ */
.mobile-nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: min(380px, 90vw);
    height: 100vh;
    background: var(--color-white);
    z-index: 999;
    box-shadow: var(--shadow-xl);
    transition: right 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    overflow-y: auto;
    padding: var(--space-20) var(--space-8) var(--space-8);
}

.mobile-nav.open { right: 0; }

.mobile-nav-overlay {
    position: fixed;
    inset: 0;
    background: rgba(13, 35, 64, 0.5);
    z-index: 998;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    backdrop-filter: blur(2px);
}

.mobile-nav-overlay.active { opacity: 1; visibility: visible; }

.mobile-nav__menu { margin-bottom: var(--space-8); }
.mobile-nav__menu li { border-bottom: 1px solid var(--color-light-gray); }
.mobile-nav__menu li:last-child { border-bottom: none; }
.mobile-nav__menu > li > a {
    display: block;
    padding: var(--space-4) 0;
    font-size: var(--text-md);
    font-weight: 500;
    color: var(--color-primary);
}

.mobile-nav .sub-menu { padding-left: var(--space-4); }
.mobile-nav .sub-menu li a {
    display: block;
    padding: var(--space-3) 0;
    font-size: var(--text-sm);
    color: var(--color-text-light);
    border-left: none;
}

/* ============================================================
   RESPONSIVE — TABLET
   ============================================================ */
@media (max-width: 1024px) {
    .container { padding-left: var(--space-6); padding-right: var(--space-6); }

    .header__inner { height: 72px; }
    .site-logo img, .site-logo .custom-logo { height: 54px; }
    .site-logo__name { font-size: var(--text-xs); }

    .main-nav { display: none; }
    .mobile-menu-toggle { display: flex; }

    .research-grid { grid-template-columns: repeat(2, 1fr); }
    .people-grid { grid-template-columns: repeat(3, 1fr); }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .stat-item { border-right: none; border-bottom: 1px solid rgba(255,255,255,0.08); }
    .stat-item:last-child, .stat-item:nth-child(2) { border-bottom: none; }

    .footer__top { grid-template-columns: 1fr 1fr; gap: var(--space-8); }
    .news-grid { grid-template-columns: 1fr; }
    .news-card--featured { grid-column: 1; }

    .about-section__inner { grid-template-columns: 1fr; gap: var(--space-12); }
    .about-section__visual { order: -1; }

    .cta-section__inner { grid-template-columns: 1fr; gap: var(--space-10); }

    .page-layout { grid-template-columns: 1fr; }
}

/* ============================================================
   RESPONSIVE — MOBILE
   ============================================================ */
@media (max-width: 640px) {
    :root {
        --space-24: 4rem;
        --space-20: 3rem;
        --space-16: 2.5rem;
    }

    .container { padding-left: var(--space-4); padding-right: var(--space-4); }

    .section { padding-top: var(--space-16); padding-bottom: var(--space-16); }

    .top-bar { display: none; }

    .hero__content { padding: var(--space-16) var(--space-4); }
    .hero__title { font-size: clamp(2rem, 8vw, 2.8rem); }
    .hero__actions { flex-direction: column; align-items: flex-start; }
    .hero__stats { gap: var(--space-6); }

    .research-grid { grid-template-columns: 1fr; }
    .stats-grid { grid-template-columns: 1fr 1fr; }
    .people-grid { grid-template-columns: repeat(2, 1fr); }
    .highlights-grid { grid-template-columns: 1fr; }

    .footer__top { grid-template-columns: 1fr; }
    .footer__bottom { flex-direction: column; text-align: center; }

    .event-item { grid-template-columns: 64px 1fr; }
    .event-item .btn { display: none; }

    .news-header { flex-direction: column; align-items: flex-start; }

    .about-section__features { grid-template-columns: 1fr; }
    .about-section__badge { right: var(--space-4); bottom: var(--space-4); }

    .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }

    .partners-logos { gap: var(--space-6); }
}

/* ============================================================
   COOKIE CONSENT BANNER
   ============================================================ */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--color-primary-dark);
    border-top: 2px solid rgba(232, 160, 32, 0.35);
    z-index: 9998;
    padding: var(--space-4) 0;
    transform: translateY(100%);
    transition: transform 0.45s cubic-bezier(0.16, 1, 0.3, 1);
    box-shadow: 0 -8px 32px rgba(0, 0, 0, 0.25);
}

.cookie-banner.is-visible {
    transform: translateY(0);
}

.cookie-banner__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-8);
}

.cookie-banner__text {
    font-size: var(--text-sm);
    color: rgba(255, 255, 255, 0.75);
    margin: 0;
    line-height: 1.65;
}

.cookie-banner__policy-link {
    color: var(--color-accent);
    text-decoration: underline;
    text-underline-offset: 3px;
    font-weight: 600;
    transition: color 0.2s;
}

.cookie-banner__policy-link:hover {
    color: var(--color-accent-light);
}

.cookie-banner__btn {
    flex-shrink: 0;
    background: var(--color-accent);
    color: var(--color-primary-dark);
    border: none;
    padding: var(--space-2) var(--space-8);
    border-radius: var(--radius-full);
    font-size: var(--text-sm);
    font-weight: 700;
    letter-spacing: 0.04em;
    cursor: pointer;
    white-space: nowrap;
    transition: background 0.2s, transform 0.15s;
}

.cookie-banner__btn:hover {
    background: var(--color-accent-light);
    transform: translateY(-1px);
}

.cookie-banner__btn:active {
    transform: translateY(0);
}

@media (max-width: 640px) {
    .cookie-banner__inner {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-3);
    }

    .cookie-banner__btn {
        width: 100%;
        text-align: center;
        padding: var(--space-3) var(--space-4);
    }
}

/* ============================================================
   CONTACT PAGE
   ============================================================ */
.contact-section {
    padding: var(--space-20) 0;
    background: var(--color-off-white);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 400px;
    gap: var(--space-16);
    align-items: start;
}

.contact-section__heading {
    font-family: var(--font-heading);
    font-size: var(--text-2xl);
    color: var(--color-primary);
    margin-bottom: var(--space-3);
    padding-bottom: var(--space-3);
    border-bottom: 2px solid var(--color-accent);
    display: inline-block;
}

.contact-section__intro {
    font-size: var(--text-md);
    color: var(--color-text-light);
    line-height: 1.75;
    margin-bottom: var(--space-8);
}

/* ── Form card ─────────────────────────────────────── */
.contact-form-wrap {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    padding: var(--space-10);
    box-shadow: var(--shadow-md);
}

.contact-form__row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4);
}

.contact-form__group {
    margin-bottom: var(--space-5);
}

.contact-form__group label {
    display: block;
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: var(--space-2);
    letter-spacing: 0.02em;
}

.contact-form__req {
    color: var(--color-secondary);
    margin-left: 2px;
}

.contact-form__group input[type="text"],
.contact-form__group input[type="email"],
.contact-form__group input[type="number"],
.contact-form__group textarea {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    background: var(--color-off-white);
    border: 1.5px solid var(--color-light-gray);
    border-radius: var(--radius-md);
    color: var(--color-text);
    font-size: var(--text-base);
    font-family: var(--font-body);
    transition: border-color 0.2s, box-shadow 0.2s, background 0.2s;
    outline: none;
    -moz-appearance: textfield;
}

.contact-form__group input[type="number"]::-webkit-outer-spin-button,
.contact-form__group input[type="number"]::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

.contact-form__group input:focus,
.contact-form__group textarea:focus {
    border-color: var(--color-secondary);
    background: var(--color-white);
    box-shadow: 0 0 0 3px rgba(0, 137, 123, 0.15);
}

.contact-form__group textarea {
    resize: vertical;
    min-height: 150px;
}

/* Light captcha variant (white-background forms) */
.captcha-wrap--light {
    background: rgba(0, 137, 123, 0.06);
    border-color: rgba(0, 137, 123, 0.25);
}

.captcha-wrap--light .captcha-question {
    color: var(--color-secondary);
}

.captcha-wrap--light .captcha-refresh {
    color: var(--color-mid-gray);
}

.captcha-wrap--light .captcha-refresh:hover {
    color: var(--color-secondary);
}

.contact-form__submit {
    width: 100%;
    justify-content: center;
    gap: var(--space-2);
    margin-top: var(--space-2);
    padding: var(--space-4) var(--space-8);
    font-size: var(--text-base);
}

.contact-form__msg {
    margin-top: var(--space-4);
    padding: var(--space-3) var(--space-4);
    border-radius: var(--radius-md);
    font-size: var(--text-sm);
    line-height: 1.6;
}

.contact-form__msg--success {
    background: rgba(46, 125, 50, 0.08);
    color: var(--color-success);
    border: 1px solid rgba(46, 125, 50, 0.25);
}

.contact-form__msg--error {
    background: rgba(198, 40, 40, 0.07);
    color: var(--color-error);
    border: 1px solid rgba(198, 40, 40, 0.2);
}

/* ── Info cards ────────────────────────────────────── */
.contact-info .contact-section__heading {
    margin-bottom: var(--space-6);
}

.contact-info__card {
    display: flex;
    align-items: flex-start;
    gap: var(--space-4);
    background: var(--color-white);
    border-radius: var(--radius-md);
    padding: var(--space-5);
    margin-bottom: var(--space-3);
    box-shadow: var(--shadow-sm);
    border-left: 3px solid transparent;
    transition: box-shadow 0.25s, transform 0.25s, border-color 0.25s;
}

.contact-info__card:hover {
    box-shadow: var(--shadow-md);
    transform: translateX(5px);
    border-left-color: var(--color-accent);
}

.contact-info__icon {
    width: 46px;
    height: 46px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    border-radius: var(--radius-md);
    color: var(--color-white);
}

.contact-info__icon svg {
    width: 20px;
    height: 20px;
}

.contact-info__body {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.contact-info__label {
    font-size: var(--text-xs);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-mid-gray);
}

.contact-info__value {
    font-size: var(--text-sm);
    color: var(--color-text);
    line-height: 1.55;
}

.contact-info__value--link {
    color: var(--color-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s;
}

.contact-info__value--link:hover {
    color: var(--color-secondary-dark);
}

/* ── Social row ────────────────────────────────────── */
.contact-info__social {
    background: var(--color-white);
    border-radius: var(--radius-md);
    padding: var(--space-5);
    box-shadow: var(--shadow-sm);
    margin-top: var(--space-2);
}

.contact-info__social-label {
    display: block;
    font-size: var(--text-xs);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-mid-gray);
    margin-bottom: var(--space-3);
}

.contact-info__social-links {
    display: flex;
    gap: var(--space-3);
    flex-wrap: wrap;
}

.contact-info__social-link {
    width: 42px;
    height: 42px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-off-white);
    border-radius: var(--radius-md);
    color: var(--color-primary);
    transition: background 0.2s, color 0.2s, transform 0.2s;
}

.contact-info__social-link:hover {
    background: var(--color-primary);
    color: var(--color-white);
    transform: translateY(-3px);
}

.contact-info__social-link svg {
    width: 18px;
    height: 18px;
}

/* ── Map ───────────────────────────────────────────── */
.contact-map {
    padding: 0 0 var(--space-20);
    background: var(--color-off-white);
}

.contact-map__wrap {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

/* ── Responsive ────────────────────────────────────── */
@media (max-width: 1100px) {
    .contact-grid {
        grid-template-columns: 1fr;
        gap: var(--space-10);
    }

    .contact-info {
        order: -1;
    }
}

@media (max-width: 640px) {
    .contact-form-wrap {
        padding: var(--space-6);
    }

    .contact-form__row {
        grid-template-columns: 1fr;
    }
}

/* ============================================================
   PRINT
   ============================================================ */
@media print {
    .top-bar, #site-header .header__cta, .search-overlay,
    .back-to-top, .mobile-menu-toggle, .footer__social { display: none; }
    body { font-size: 12pt; }
    a[href]::after { content: " (" attr(href) ")"; }
}

/* ============================================================
   WP CORE CLASSES
   ============================================================ */
.wp-caption { max-width: 100%; }
.wp-caption-text { font-size: var(--text-sm); color: var(--color-text-light); text-align: center; margin-top: var(--space-2); }
.alignleft { float: left; margin: 0 var(--space-8) var(--space-6) 0; }
.alignright { float: right; margin: 0 0 var(--space-6) var(--space-8); }
.aligncenter { display: block; margin: 0 auto var(--space-6); }
.screen-reader-text { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; }
.sticky { background: var(--color-off-white); padding: var(--space-6); border-radius: var(--radius-md); }