/* ============================================================
   DR. AMIT JAIN — PROFESSIONAL REDESIGN
   Premium Medical Precision & Clean UI
   ============================================================ */

/* Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,500;0,600;0,700;1,500&family=Outfit:wght@300;400;500;600;700&display=swap');

:root {
    /* Refined Palette */
    --primary: #061a35;
    --primary-light: #0d284d;
    --secondary: #c5a059;
    --secondary-light: #d4b882;
    --accent: #f8fafc;
    --white: #ffffff;
    --text-dark: #0f172a;
    --text-body: #334155;
    --text-muted: #64748b;
    --border: #e2e8f0;
    --glass: rgba(255, 255, 255, 0.85);

    /* Typography */
    --font-heading: 'Cormorant Garamond', serif;
    --font-body: 'Outfit', sans-serif;

    /* Shadows */
    --shadow-soft: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.08);
    --shadow-premium: 0 20px 50px rgba(6, 26, 53, 0.12);

    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 32px;
    --speed: 0.3s;
}

/* ── Reset & Base ────────────────────────────────────────── */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    color: var(--text-body);
    background: var(--accent);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
}

h1,
h2,
h3,
h4 {
    font-family: var(--font-heading);
    color: var(--text-dark);
    font-weight: 700;
    line-height: 1.2;
}

a {
    text-decoration: none;
    color: inherit;
    transition: all var(--speed);
}

img {
    max-width: 100%;
    display: block;
}

/* ── Layout ──────────────────────────────────────────────── */
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2.5rem;
}

.section {
    padding: 100px 0;
}

.section--dark {
    background: var(--primary);
    color: var(--white);
}

.section-header {
    max-width: 800px;
    margin-bottom: 4rem;
}

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

.section-header .tag {
    color: var(--secondary);
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    display: block;
    margin-bottom: 1rem;
}

.section-header h2 {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
}

.section-header p {
    font-size: 1.2rem;
    color: var(--text-muted);
}

/* Global Tag Styling */
.tag {
    display: inline-block;
    padding: 0.5rem 1.5rem;
    background: var(--white);
    color: var(--secondary);
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 2rem;
    border: 1px solid var(--border);
}

/* ── Utilities ───────────────────────────────────────────── */
.text-gradient {
    background: linear-gradient(to right, var(--text-dark), var(--secondary));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.divider {
    height: 4px;
    width: 60px;
    background: var(--secondary);
    margin: 1.5rem 0;
    border-radius: 2px;
}

.center .divider {
    margin: 1.5rem auto;
}

/* ── Buttons ─────────────────────────────────────────────── */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 2.5rem;
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    border: 2px solid transparent;
    transition: all var(--speed) cubic-bezier(0.4, 0, 0.2, 1);
}

.btn-primary {
    background: var(--primary);
    color: var(--white) !important;
}

.btn-primary:hover {
    background: var(--primary-light);
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(6, 26, 53, 0.2);
}

.btn-gold {
    background: var(--secondary);
    color: var(--white) !important;
}

.btn-gold:hover {
    background: var(--secondary-light);
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(197, 160, 89, 0.3);
}

.btn-outline {
    border-color: var(--primary);
    color: var(--primary) !important;
}

.btn-outline:hover {
    background: var(--primary);
    color: var(--white) !important;
    transform: translateY(-3px);
}

.btn-outline-white {
    border-color: rgba(255, 255, 255, 0.3);
    color: var(--white) !important;
}

.btn-outline-white:hover {
    background: var(--white);
    color: var(--primary) !important;
    transform: translateY(-3px);
}

/* ── Header ────────────────────────────────────────────── */
#site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: transparent;
    transition: all var(--speed);
    padding: 1.5rem 0;
}

#site-header.scrolled {
    background: var(--glass);
    backdrop-filter: blur(10px);
    padding: 1rem 0;
    box-shadow: var(--shadow-soft);
}

#site-header.scrolled .logo-text strong {
    color: var(--primary) !important;
}

#site-header.scrolled .nav-links a {
    color: var(--text-dark) !important;
}

#site-header.scrolled .hamburger {
    color: var(--primary) !important;
}

/* ── Header Visibility (On Dark Banners) ── */
#site-header.header--on-dark:not(.scrolled) .logo-text strong,
#site-header.header--on-dark:not(.scrolled) .nav-links a:not(.btn) {
    color: #ffffff !important;
}

#site-header.header--on-dark:not(.scrolled) .logo-text span {
    color: rgba(255, 255, 255, 0.8) !important;
}

#site-header.header--on-dark:not(.scrolled) .hamburger {
    color: #ffffff !important;
}

#site-header.header--on-dark:not(.scrolled) .logo-img {
    border-color: rgba(255, 255, 255, 0.5) !important;
}

#site-header .nav-links a.btn {
    color: #ffffff !important;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.logo-img {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--secondary);
}

.logo-text strong {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    color: var(--primary);
}

.logo-text span {
    display: block;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-muted);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-links a {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-dark);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--secondary);
    transition: width var(--speed);
}

.nav-links a:hover::after,
.nav-links a.active::after {
    width: 100%;
}

.nav-links .btn::after {
    display: none;
}

/* ── Hero ──────────────────────────────────────────────── */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 100px;
    background: radial-gradient(circle at top right, #f8fafc 0%, #e2e8f0 100%);
    position: relative;
    overflow: hidden;
}

.hero::after {
    content: '';
    position: absolute;
    top: -10%;
    right: -10%;
    width: 60%;
    height: 60%;
    background: radial-gradient(circle, rgba(197, 160, 89, 0.05) 0%, transparent 70%);
    z-index: 0;
}

.hero-inner {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero h1 {
    font-size: 5rem;
    margin-bottom: 2rem;
    color: var(--primary);
}

.hero h1 em {
    font-style: italic;
    color: var(--secondary);
    display: block;
}

.hero-desc {
    font-size: 1.25rem;
    color: var(--text-muted);
    max-width: 600px;
    margin-bottom: 3rem;
}

.hero-actions {
    display: flex;
    gap: 1.5rem;
}

.hero-image-wrap {
    position: relative;
}

.hero-image-card {
    border-radius: var(--radius-lg);
    overflow: hidden;
    position: relative;
    box-shadow: var(--shadow-premium);
    transform: rotate(2deg);
}

.hero-image-card img {
    height: 600px;
    width: 100%;
    object-fit: cover;
}

.experience-badge {
    position: absolute;
    bottom: 2rem;
    left: -2rem;
    background: var(--white);
    padding: 2rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    transform: rotate(-2deg);
    text-align: center;
}

.experience-badge h3 {
    font-size: 2.5rem;
    color: var(--secondary);
    line-height: 1;
}

.experience-badge span {
    font-size: 0.8rem;
    text-transform: uppercase;
    font-weight: 600;
    color: var(--text-muted);
}

/* ── About Strip ────────────────────────────────────────── */
.about-strip-inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8rem;
    align-items: center;
}

.about-photo {
    position: relative;
}

.about-photo img {
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-premium);
}

.about-content h2 {
    font-size: 3.5rem;
    margin-bottom: 2rem;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 3rem;
}

.stat-item h4 {
    font-size: 2.5rem;
    color: var(--primary);
    margin-bottom: 0.25rem;
}

.stat-item p {
    font-size: 0.85rem;
    text-transform: uppercase;
    font-weight: 600;
    color: var(--secondary);
}

/* ── Specialties ────────────────────────────────────────── */
.spec-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2.5rem;
}

.spec-card {
    background: var(--white);
    padding: 3.5rem 3rem;
    border-radius: var(--radius-md);
    transition: all var(--speed);
    border: 1px solid var(--border);
    position: relative;
}

.spec-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-premium);
    border-color: transparent;
}

.spec-icon {
    font-size: 2.5rem;
    color: var(--secondary);
    margin-bottom: 2rem;
}

.spec-card h3 {
    font-size: 1.8rem;
    margin-bottom: 1.25rem;
    font-family: var(--font-heading);
}

.spec-card p {
    color: var(--text-muted);
    font-size: 1rem;
}

/* ── Blog ──────────────────────────────────────────────── */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2.5rem;
}

.blog-card {
    background: var(--white);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-soft);
    transition: all var(--speed);
}

.blog-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-md);
}

.blog-img {
    height: 250px;
    background-size: cover;
    background-position: center;
}

.blog-content {
    padding: 2rem;
}

.blog-meta {
    font-size: 0.8rem;
    color: var(--secondary);
    font-weight: 600;
    margin-bottom: 1rem;
    display: block;
}

.blog-content h3 {
    font-size: 1.6rem;
    margin-bottom: 1.5rem;
}

.blog-link {
    color: var(--primary);
    font-weight: 600;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.blog-link:hover {
    gap: 0.8rem;
}

/* ── Contact ───────────────────────────────────────────── */
.contact-inner {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 5rem;
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-premium);
    overflow: hidden;
}

.contact-form {
    padding: 5rem;
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-top: 2.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group.full {
    grid-column: span 2;
}

.form-group label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-dark);
}

.form-group input,
.form-group textarea {
    padding: 1rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-size: 1rem;
    transition: border var(--speed);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--secondary);
}

.contact-info {
    background: var(--primary);
    color: var(--white);
    padding: 5rem;
    display: flex;
    flex-direction: column;
    gap: 3rem;
}

.info-item {
    display: flex;
    gap: 1.5rem;
}

.info-icon {
    font-size: 1.5rem;
    color: var(--secondary);
}

.info-item h4 {
    color: var(--white);
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    font-family: var(--font-body);
}

.info-item p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 1rem;
}

/* ── Footer ────────────────────────────────────────────── */
footer {
    padding: 80px 0 40px;
    background: #040d1a;
    color: var(--white);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: 4rem;
    margin-bottom: 4rem;
}

.footer-brand h2 {
    color: var(--white);
    font-size: 2rem;
    margin-bottom: 1.5rem;
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.6);
    margin-bottom: 2rem;
}

.footer-links h4 {
    color: var(--white);
    font-size: 1.25rem;
    margin-bottom: 1.5rem;
    font-family: var(--font-body);
}

.footer-links ul {
    list-style: none;
}

.footer-links li {
    margin-bottom: 1rem;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.6);
}

.footer-links a:hover {
    color: var(--secondary);
}

.social-links {
    display: flex;
    gap: 1.5rem;
}

.social-link {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--speed);
}

.social-link:hover {
    background: var(--secondary);
    transform: translateY(-3px);
}

.footer-bottom {
    padding-top: 40px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    justify-content: space-between;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.4);
}

/* ── Animations ────────────────────────────────────────── */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s cubic-bezier(0.22, 1, 0.36, 1);
}

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

/* ── Page Banner ────────────────────────────────────────── */
.page-banner {
    padding: 120px 0 80px;
    background: radial-gradient(circle at top right, var(--primary-light) 0%, var(--primary) 100%);
    color: var(--white);
    position: relative;
    overflow: hidden;
}

.page-banner::before {
    content: '';
    position: absolute;
    inset: 0;
    background: url("data:image/svg+xml,%3Csvg width='100' height='100' viewBox='0 0 100 100' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M11 18c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm48 25c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm-43-7c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm63 31c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zM34 90c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm56-76c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM12 86c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zm66-3c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zm-46-45c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zm54 0c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM57 11c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM48 54c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2z' fill='%23ffffff' fill-opacity='0.03' fill-rule='evenodd'/%3E%3C/svg%3E");
}

.page-banner-inner {
    position: relative;
    z-index: 1;
}

.breadcrumb {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.6);
    margin-bottom: 2rem;
}

.breadcrumb a:hover {
    color: var(--secondary);
}

.page-banner h1 {
    font-size: 4rem;
    color: var(--white);
    margin-bottom: 1rem;
}

.page-banner h1 em {
    color: var(--secondary);
    font-style: italic;
}

.page-banner p {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.7);
}

/* ── Timeline ────────────────────────────────────────────── */
.timeline {
    position: relative;
    max-width: 1000px;
    margin: 0 auto;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 20px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--border);
}

.tl-item {
    position: relative;
    padding-left: 60px;
    margin-bottom: 4rem;
}

.tl-dot {
    position: absolute;
    left: 12px;
    top: 0;
    width: 18px;
    height: 18px;
    background: var(--secondary);
    border-radius: 50%;
    box-shadow: 0 0 0 6px var(--accent);
}

.tl-card {
    background: var(--white);
    padding: 2.5rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-soft);
    border: 1px solid var(--border);
    transition: all var(--speed);
}

.tl-card:hover {
    transform: translateX(10px);
    box-shadow: var(--shadow-md);
    border-color: var(--secondary);
}

.tl-badge {
    display: inline-block;
    padding: 0.25rem 1rem;
    background: var(--accent);
    color: var(--primary);
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    margin-bottom: 1rem;
}

.tl-date {
    font-size: 0.9rem;
    color: var(--secondary);
    font-weight: 600;
    margin: 0.5rem 0 1rem;
}

/* ── Experience & Memberships ───────────────────────────── */
.exp-grid {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.exp-card {
    background: var(--white);
    padding: 2.5rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
    display: grid;
    grid-template-columns: 80px 1fr 200px;
    gap: 2rem;
    align-items: center;
    transition: all var(--speed);
}

.exp-card.current {
    border-left: 5px solid var(--secondary);
}

.exp-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-5px);
}

.exp-logo {
    width: 60px;
    height: 60px;
    background: var(--accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--primary);
}

.exp-org {
    color: var(--text-muted);
    font-size: 0.95rem;
}

.exp-date {
    text-align: right;
    font-weight: 600;
    color: var(--secondary);
}

.memb-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
}

.memb-card {
    background: var(--white);
    padding: 2rem;
    border-radius: var(--radius-md);
    text-align: center;
    border: 1px solid var(--border);
    transition: all var(--speed);
}

.memb-card:hover {
    border-color: var(--secondary);
    transform: scale(1.05);
}

.memb-abbr {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 0.5rem;
    font-family: var(--font-heading);
}

/* ── Expertise Page Styles ──────────────────────────────── */
.expertise-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 3rem;
}

.expertise-card {
    background: var(--white);
    padding: 3.5rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
    transition: all var(--speed);
}

.expertise-card:hover {
    box-shadow: var(--shadow-premium);
    transform: translateY(-8px);
    border-color: transparent;
}

.expertise-card-header {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.expertise-icon {
    font-size: 2.5rem;
    color: var(--secondary);
}

.expertise-card h3 {
    font-size: 2rem;
    font-family: var(--font-heading);
}

.expertise-list {
    margin-top: 2rem;
    padding-left: 1.25rem;
    list-style: none;
}

.expertise-list li {
    position: relative;
    padding-left: 1.5rem;
    margin-bottom: 0.75rem;
    font-size: 0.95rem;
    color: var(--text-muted);
}

.expertise-list li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--secondary);
    font-weight: 700;
}

/* ── Approach & Methodology ────────────────────────────── */
.approach-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
}

.approach-card {
    background: var(--white);
    padding: 3rem 2rem;
    border-radius: var(--radius-md);
    text-align: center;
    border: 1px solid var(--border);
    transition: all var(--speed);
}

.approach-card:hover {
    background: var(--primary);
    color: var(--white);
    transform: translateY(-8px);
}

.approach-num {
    font-size: 3rem;
    font-family: var(--font-heading);
    color: var(--secondary);
    margin-bottom: 1.5rem;
    opacity: 0.3;
}

.approach-card h4 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: inherit;
}

.approach-card p {
    font-size: 0.9rem;
    color: inherit;
    opacity: 0.8;
}

/* ── CTA Sections ────────────────────────────────────────── */
.cta-banner {
    background: linear-gradient(rgba(6, 26, 53, 0.9), rgba(6, 26, 53, 0.9)), url('assets/images/medical-bg.jpg');
    background-size: cover;
    background-position: center;
    padding: 100px 0;
    text-align: center;
    color: var(--white);
}

.cta-banner h2 {
    font-size: 3rem;
    color: var(--white);
    margin-bottom: 1.5rem;
}

/* ── Research & Publications ────────────────────────────── */
.pub-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    max-width: 900px;
    margin: 0 auto;
}

.pub-item {
    background: var(--white);
    padding: 2rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
    display: grid;
    grid-template-columns: 50px 1fr;
    gap: 1.5rem;
    transition: all var(--speed);
}

.pub-item:hover {
    border-color: var(--secondary);
    transform: translateX(10px);
}

.pub-num {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--secondary);
    opacity: 0.5;
}

.pub-tags {
    margin-top: 1rem;
    display: flex;
    gap: 0.75rem;
}

.pub-tag {
    padding: 0.2rem 0.75rem;
    background: var(--accent);
    color: var(--primary);
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
}

.poster-item {
    background: var(--white);
    padding: 2.5rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
    margin-bottom: 1.5rem;
    display: flex;
    gap: 2rem;
    align-items: center;
}

.poster-icon {
    font-size: 2rem;
    color: var(--secondary);
}

.trial-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    max-width: 900px;
    margin: 0 auto;
}

.trial-card {
    background: var(--white);
    padding: 2.5rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
    transition: all var(--speed);
}

.trial-card:hover {
    box-shadow: var(--shadow-md);
}

.trial-card h4 {
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--accent);
}

.trial-card ul {
    list-style: none;
}

.trial-card li {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 1rem;
    position: relative;
    padding-left: 1rem;
}

.trial-card li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--secondary);
}

.trial-phase {
    display: block;
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--secondary);
    text-transform: uppercase;
    margin-top: 0.25rem;
}

/* ── Tags ──────────────────────────────────────────────── */
.interest-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.itag {
    padding: 0.6rem 1.5rem;
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 500;
    transition: all var(--speed);
}

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

/* ── Responsive Refinements ────────────────────────────── */
@media (max-width: 768px) {
    .page-banner h1 {
        font-size: 2.8rem;
    }

    .exp-card {
        grid-template-columns: 1fr;
        text-align: center;
        justify-items: center;
    }

    .exp-date {
        text-align: center;
    }

    .memb-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .timeline::before {
        left: 15px;
    }

    .tl-dot {
        left: 7px;
    }
}

/* ── Mobile ────────────────────────────────────────────── */
@media (max-width: 1024px) {
    .container {
        padding: 0 1.5rem;
    }

    .hero-inner,
    .about-strip-inner,
    .contact-inner {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .hero h1 {
        font-size: 3.5rem;
    }

    .spec-grid,
    .blog-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {

    .spec-grid,
    .blog-grid,
    .trial-grid,
    .footer-grid {
        grid-template-columns: 1fr;
    }

    .hero h1 {
        font-size: 2.8rem;
    }

    .nav-links {
        display: none;
    }

    .form-grid {
        grid-template-columns: 1fr;
    }

    .form-group.full {
        grid-column: span 1;
    }

    .section {
        padding: 60px 0;
    }

    .section-header h2 {
        font-size: 2.5rem;
    }
}