/* ============================================================
   Dr Satishkumar Theme – Main Stylesheet
   Version: 1.0.0
   ============================================================ */

/* ----- CSS Variables ----- */
:root {
    --navy:    #0a1628;
    --navy2:   #112240;
    --teal:    #0ea5a0;
    --teal2:   #06d6a0;
    --gold:    #e8b44a;
    --white:   #f8fafc;
    --gray:    #94a3b8;
    --light:   #e2f4f3;
    --red:     #e63946;
    --shadow:  0 20px 60px rgba(0,0,0,.4);
    --radius:  16px;
    --trans:   all .3s ease;
}

/* ----- Reset & Base ----- */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; font-size: 16px; }

body {
    font-family: 'DM Sans', sans-serif;
    background: var(--navy);
    color: var(--white);
    overflow-x: hidden;
    line-height: 1.6;
}

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

::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--navy2); }
::-webkit-scrollbar-thumb { background: var(--teal); border-radius: 3px; }

/* ============================================================
   NAVIGATION
   ============================================================ */
#navbar {
    position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
    padding: 0 5%;
    display: flex; align-items: center; justify-content: space-between;
    height: 72px;
    background: rgba(10,22,40,.92);
    backdrop-filter: blur(18px);
    border-bottom: 1px solid rgba(14,165,160,.2);
    transition: height .3s, box-shadow .3s;
}
#navbar.scrolled {
    height: 60px;
    box-shadow: 0 4px 30px rgba(0,0,0,.4);
}

.nav-logo {
    display: flex; align-items: center; gap: 12px;
    text-decoration: none;
}
.pulse-dot {
    width: 10px; height: 10px; border-radius: 50%;
    background: var(--red);
    animation: heartbeat 1.4s infinite;
}
@keyframes heartbeat {
    0%,100% { transform: scale(1); opacity: 1; }
    50%      { transform: scale(1.4); opacity: .7; }
}
.nav-logo span {
    font-family: 'Playfair Display', serif;
    font-size: 1.1rem; font-weight: 700; color: var(--white);
    letter-spacing: .02em;
}
.nav-logo span em { color: var(--teal); font-style: normal; }

.nav-links {
    display: flex; align-items: center; gap: 8px; list-style: none;
}
.nav-links a {
    color: rgba(248,250,252,.75);
    text-decoration: none; font-size: .85rem; font-weight: 500;
    padding: 6px 14px; border-radius: 6px;
    transition: var(--trans); letter-spacing: .03em;
}
.nav-links a:hover { color: var(--teal); background: rgba(14,165,160,.1); }

.nav-btn {
    background: linear-gradient(135deg, var(--teal), var(--teal2)) !important;
    color: var(--navy) !important;
    font-weight: 700 !important;
    border-radius: 40px !important;
    padding: 8px 22px !important;
    box-shadow: 0 4px 20px rgba(14,165,160,.35);
}
.nav-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 28px rgba(14,165,160,.55) !important;
    background: transparent !important;
    color: var(--teal) !important;
    border: 1px solid var(--teal);
}

.hamburger {
    display: none; flex-direction: column; gap: 5px;
    cursor: pointer; padding: 4px;
    background: none; border: none;
}
.hamburger span {
    width: 24px; height: 2px;
    background: var(--white); border-radius: 2px; transition: .3s;
    display: block;
}
.hamburger[aria-expanded="true"] span:nth-child(1) { transform: rotate(45deg) translate(5px,5px); }
.hamburger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.hamburger[aria-expanded="true"] span:nth-child(3) { transform: rotate(-45deg) translate(5px,-5px); }

/* ============================================================
   HERO SECTION
   ============================================================ */
#home {
    min-height: 100vh;
    display: flex; align-items: center;
    position: relative; overflow: hidden;
    padding: 100px 5% 60px;
}

.hero-bg {
    position: absolute; inset: 0;
    background:
        radial-gradient(ellipse 80% 70% at 60% 50%, rgba(14,165,160,.12) 0%, transparent 65%),
        radial-gradient(ellipse 50% 80% at 10% 20%, rgba(232,180,74,.06) 0%, transparent 60%),
        linear-gradient(160deg, #0a1628 0%, #0d1e38 50%, #0a1628 100%);
}
.hero-grid-lines {
    position: absolute; inset: 0;
    background-image:
        linear-gradient(rgba(14,165,160,.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(14,165,160,.05) 1px, transparent 1px);
    background-size: 50px 50px;
    animation: gridMove 20s linear infinite;
}
@keyframes gridMove {
    from { background-position: 0 0; }
    to   { background-position: 50px 50px; }
}

.hero-content {
    position: relative; z-index: 2;
    display: grid; grid-template-columns: 1fr 1fr;
    gap: 60px; align-items: center;
    width: 100%; max-width: 1200px; margin: 0 auto;
}

.hero-text .tag {
    display: inline-flex; align-items: center; gap: 8px;
    background: rgba(14,165,160,.15);
    border: 1px solid rgba(14,165,160,.3);
    color: var(--teal);
    font-size: .78rem; font-weight: 700; letter-spacing: .12em;
    text-transform: uppercase;
    padding: 6px 16px; border-radius: 40px;
    margin-bottom: 28px;
    animation: fadeInDown .8s ease both;
}
.hero-text h1 {
    font-family: 'Playfair Display', serif;
    font-size: clamp(2.2rem, 4vw, 3.8rem);
    line-height: 1.15; font-weight: 700;
    animation: fadeInUp .9s .2s ease both;
}
.hero-text h1 span { color: var(--teal); }
.hero-text .subtitle {
    font-family: 'Cormorant Garamond', serif;
    font-size: 1.25rem; color: var(--gold);
    margin: 16px 0 24px; font-weight: 400;
    animation: fadeInUp .9s .35s ease both;
}
.hero-text .desc {
    color: rgba(248,250,252,.7); line-height: 1.8; font-size: .95rem;
    margin-bottom: 36px;
    animation: fadeInUp .9s .5s ease both;
}
.hero-cta {
    display: flex; gap: 16px; flex-wrap: wrap;
    animation: fadeInUp .9s .65s ease both;
}

/* Hero image */
.hero-image { animation: fadeInRight 1s .3s ease both; }
.hero-img-wrap {
    position: relative;
    display: flex; justify-content: center;
}
.hero-img-wrap::before {
    content: ''; position: absolute; inset: -16px; border-radius: 50%;
    background: conic-gradient(from 0deg, var(--teal), transparent 40%, var(--teal2), transparent 80%, var(--teal));
    animation: spin 8s linear infinite;
    opacity: .35;
}
.hero-img-wrap::after {
    content: ''; position: absolute; inset: -6px; border-radius: 50%;
    background: conic-gradient(from 180deg, var(--gold), transparent 50%, var(--gold));
    animation: spin 12s linear infinite reverse;
    opacity: .2;
}
@keyframes spin { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }

.hero-img {
    width: 380px; height: 380px; border-radius: 50%;
    object-fit: cover; object-position: top center;
    position: relative; z-index: 2;
    border: 4px solid rgba(14,165,160,.5);
    box-shadow: 0 0 60px rgba(14,165,160,.25), 0 0 120px rgba(14,165,160,.1);
}
.hero-badge, .hero-badge2 {
    position: absolute;
    background: rgba(10,22,40,.95);
    border-radius: 16px; padding: 12px 18px;
    z-index: 3;
    animation: float 3s ease-in-out infinite;
    backdrop-filter: blur(10px);
}
.hero-badge {
    bottom: 20px; right: 0;
    border: 1px solid rgba(14,165,160,.3);
}
.hero-badge2 {
    top: 30px; left: 0;
    border: 1px solid rgba(232,180,74,.3);
    animation-delay: 1s; animation-duration: 3.5s;
}
@keyframes float {
    0%,100% { transform: translateY(0); }
    50%      { transform: translateY(-8px); }
}
.hero-badge .num  { font-size: 1.8rem; font-weight: 700; color: var(--teal); line-height: 1; }
.hero-badge2 .num { font-size: 1.8rem; font-weight: 700; color: var(--gold); line-height: 1; }
.hero-badge .label, .hero-badge2 .label { font-size: .72rem; color: var(--gray); margin-top: 2px; }

.scroll-hint {
    position: absolute; bottom: 32px; left: 50%; transform: translateX(-50%);
    display: flex; flex-direction: column; align-items: center; gap: 8px;
    color: var(--gray); font-size: .75rem; letter-spacing: .1em; text-transform: uppercase;
    animation: fadeInUp 1s 1.2s both;
}
.scroll-line {
    width: 1px; height: 50px;
    background: linear-gradient(to bottom, var(--teal), transparent);
    animation: scrollDrop 2s ease-in-out infinite;
}
@keyframes scrollDrop {
    0%   { transform: scaleY(0); transform-origin: top; }
    50%  { transform: scaleY(1); transform-origin: top; }
    51%  { transform-origin: bottom; }
    100% { transform: scaleY(0); transform-origin: bottom; }
}

/* ============================================================
   STATS BAR
   ============================================================ */
.stats-bar {
    background: linear-gradient(135deg, var(--teal), #0891b2);
    padding: 40px 5%;
}
.stats-inner {
    max-width: 1100px; margin: 0 auto;
    display: grid; grid-template-columns: repeat(4, 1fr);
    gap: 20px; text-align: center;
}
.stat-item .num {
    font-family: 'Playfair Display', serif;
    font-size: 2.8rem; font-weight: 700; color: var(--navy); line-height: 1;
}
.stat-item .lbl {
    color: rgba(10,22,40,.75); font-size: .85rem;
    font-weight: 600; margin-top: 4px; letter-spacing: .05em;
}

/* ============================================================
   COMMON SECTION STYLES
   ============================================================ */
section { padding: 100px 5%; }
.sec-inner { max-width: 1200px; margin: 0 auto; }

.sec-tag {
    display: inline-flex; align-items: center; gap: 8px;
    color: var(--teal); font-size: .75rem; font-weight: 700;
    letter-spacing: .15em; text-transform: uppercase; margin-bottom: 16px;
}
.sec-tag::before { content: ''; width: 32px; height: 2px; background: var(--teal); }

.sec-title {
    font-family: 'Playfair Display', serif;
    font-size: clamp(1.8rem, 3vw, 2.8rem);
    line-height: 1.2; margin-bottom: 20px;
}
.sec-title span { color: var(--teal); }
.sec-desc { color: rgba(248,250,252,.65); line-height: 1.9; max-width: 560px; font-size: .95rem; }

/* ============================================================
   ABOUT
   ============================================================ */
#about { background: var(--navy2); }

.about-grid {
    display: grid; grid-template-columns: 1fr 1fr;
    gap: 80px; align-items: center;
}
.about-images { position: relative; height: 500px; }
.about-img1 {
    position: absolute; left: 0; top: 0;
    width: 65%; border-radius: 20px;
    object-fit: cover; height: 340px;
    box-shadow: var(--shadow);
    border: 2px solid rgba(14,165,160,.2);
}
.about-img2 {
    position: absolute; right: 0; bottom: 0;
    width: 55%; border-radius: 20px;
    object-fit: cover; height: 280px;
    box-shadow: var(--shadow);
    border: 2px solid rgba(232,180,74,.2);
}
.about-decor {
    position: absolute;
    width: 200px; height: 200px;
    border: 2px dashed rgba(14,165,160,.2);
    border-radius: 50%;
    bottom: 60px; left: 50%; transform: translateX(-50%);
    animation: spin 20s linear infinite;
}

.qual-heading {
    font-size: .8rem; color: var(--gray);
    letter-spacing: .08em; text-transform: uppercase;
    font-weight: 600; margin-bottom: 10px;
}
.qual-list { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 4px; }
.qual-chip {
    background: rgba(14,165,160,.12);
    border: 1px solid rgba(14,165,160,.25);
    color: var(--teal);
    font-size: .75rem; font-weight: 600; letter-spacing: .05em;
    padding: 5px 12px; border-radius: 6px;
}

.qualifications { margin: 32px 0; }
.about-highlights {
    display: grid; grid-template-columns: 1fr 1fr;
    gap: 16px; margin-top: 32px;
}
.hl-card {
    background: rgba(255,255,255,.04);
    border: 1px solid rgba(255,255,255,.08);
    border-radius: 12px; padding: 20px;
    transition: var(--trans);
}
.hl-card:hover {
    background: rgba(14,165,160,.08);
    border-color: rgba(14,165,160,.3);
    transform: translateY(-4px);
}
.hl-icon { font-size: 1.5rem; margin-bottom: 8px; }
.hl-title { font-weight: 600; font-size: .9rem; margin-bottom: 4px; }
.hl-desc { color: var(--gray); font-size: .8rem; line-height: 1.6; }

/* ============================================================
   BOOK APPOINTMENT
   ============================================================ */
#book {
    background: linear-gradient(160deg, #0a1628 0%, #0d2035 100%);
    position: relative; overflow: hidden;
}
.book-bg-orb {
    position: absolute;
    width: 600px; height: 600px; border-radius: 50%;
    background: radial-gradient(circle, rgba(14,165,160,.12), transparent 70%);
    right: -200px; top: -200px;
    pointer-events: none;
}
.book-grid {
    display: grid; grid-template-columns: 1fr 1fr;
    gap: 60px; align-items: start;
}
.book-form {
    background: rgba(255,255,255,.04);
    border: 1px solid rgba(14,165,160,.2);
    border-radius: 24px; padding: 40px;
    backdrop-filter: blur(10px);
}
.book-form h3 {
    font-family: 'Playfair Display', serif;
    font-size: 1.6rem; margin-bottom: 28px;
}
.form-row {
    display: grid; grid-template-columns: 1fr 1fr;
    gap: 16px; margin-bottom: 0;
}
.form-group { margin-bottom: 16px; }
.form-group label {
    display: block; font-size: .8rem; font-weight: 600;
    color: var(--teal); letter-spacing: .06em;
    text-transform: uppercase; margin-bottom: 8px;
}
.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    background: rgba(255,255,255,.06);
    border: 1px solid rgba(255,255,255,.1);
    border-radius: 10px; padding: 12px 16px;
    color: var(--white);
    font-family: 'DM Sans', sans-serif; font-size: .9rem;
    transition: var(--trans); outline: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--teal);
    background: rgba(14,165,160,.08);
    box-shadow: 0 0 0 3px rgba(14,165,160,.15);
}
.form-group select option { background: var(--navy2); }
.form-group textarea { resize: none; height: 90px; }

.success-msg, .error-msg {
    display: none;
    border-radius: 10px; padding: 14px 16px;
    text-align: center; font-weight: 600; margin-top: 14px;
    font-size: .88rem;
}
.success-msg {
    background: rgba(6,214,160,.1);
    border: 1px solid var(--teal2);
    color: var(--teal2);
}
.error-msg {
    background: rgba(230,57,70,.1);
    border: 1px solid var(--red);
    color: var(--red);
}

/* Book info cards */
.info-card {
    background: rgba(255,255,255,.04);
    border: 1px solid rgba(255,255,255,.08);
    border-radius: 16px; padding: 24px;
    margin-bottom: 20px;
    transition: var(--trans);
}
.info-card:hover { border-color: rgba(14,165,160,.3); transform: translateX(6px); }
.ic-label { color: var(--gray); font-size: .78rem; letter-spacing: .08em; text-transform: uppercase; margin-bottom: 6px; }
.ic-val { font-weight: 600; font-size: 1.05rem; }
.ic-val a { color: var(--teal); text-decoration: none; }
.ic-val a:hover { text-decoration: underline; }

.working-hours { margin-top: 12px; }
.wh-row {
    display: flex; justify-content: space-between;
    padding: 8px 0; border-bottom: 1px solid rgba(255,255,255,.06);
    font-size: .88rem;
}
.wh-row:last-child { border: none; }
.wh-open { color: var(--teal2); font-weight: 600; }

.early-detection-box {
    background: rgba(14,165,160,.1);
    border: 1px solid rgba(14,165,160,.25);
    border-radius: 14px; padding: 20px; margin-top: 4px;
}
.ed-label { font-size: .8rem; color: var(--teal); font-weight: 700; letter-spacing: .08em; text-transform: uppercase; margin-bottom: 8px; }
.early-detection-box p { color: rgba(248,250,252,.7); font-size: .85rem; line-height: 1.7; }

/* ============================================================
   UPDATES
   ============================================================ */
#updates { background: var(--navy); }

.updates-grid {
    display: grid; grid-template-columns: repeat(3,1fr);
    gap: 28px; margin-top: 50px;
}
.update-card {
    background: rgba(255,255,255,.04);
    border: 1px solid rgba(255,255,255,.07);
    border-radius: 20px; overflow: hidden;
    transition: all .4s; cursor: pointer;
}
.update-card:hover {
    transform: translateY(-8px);
    border-color: rgba(14,165,160,.4);
    box-shadow: 0 20px 50px rgba(0,0,0,.4);
}
.uc-img {
    width: 100%; height: 200px; object-fit: cover;
    display: block; transition: transform .4s;
}
.update-card:hover .uc-img { transform: scale(1.05); }
.uc-img-placeholder {
    width: 100%; height: 200px;
    background: linear-gradient(135deg, rgba(14,165,160,.2), rgba(8,145,178,.1));
    display: flex; align-items: center; justify-content: center;
    font-size: 4rem;
}
.uc-body { padding: 24px; }
.uc-tag {
    font-size: .7rem; font-weight: 700; letter-spacing: .12em;
    text-transform: uppercase; color: var(--teal); margin-bottom: 10px;
}
.uc-title { font-family: 'Playfair Display', serif; font-size: 1.1rem; line-height: 1.4; margin-bottom: 12px; }
.uc-desc { color: var(--gray); font-size: .85rem; line-height: 1.7; }
.uc-footer {
    padding: 16px 24px;
    border-top: 1px solid rgba(255,255,255,.06);
    display: flex; align-items: center; justify-content: space-between;
    font-size: .8rem; color: var(--gray);
}
.uc-read { color: var(--teal); font-weight: 600; text-decoration: none; font-size: .82rem; }
.uc-read:hover { text-decoration: underline; }

/* ============================================================
   CONTACT
   ============================================================ */
#contact { background: var(--navy2); }

.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; }

.map-wrap {
    border-radius: 20px; overflow: hidden;
    border: 1px solid rgba(14,165,160,.2);
    height: 400px; position: relative;
}
.map-placeholder {
    width: 100%; height: 100%;
    background: linear-gradient(135deg, rgba(14,165,160,.1), rgba(8,145,178,.05));
    display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 16px;
}
.map-pin { font-size: 3rem; animation: bounce 2s ease-in-out infinite; }
@keyframes bounce {
    0%,100% { transform: translateY(0); }
    50%      { transform: translateY(-12px); }
}
.map-hospital-name { font-family: 'Playfair Display', serif; font-size: 1.2rem; margin-bottom: 6px; }
.map-hospital-addr { color: var(--gray); font-size: .9rem; }

.contact-details { display: flex; flex-direction: column; gap: 20px; }
.cd-item {
    display: flex; gap: 16px; align-items: flex-start;
    background: rgba(255,255,255,.03);
    border: 1px solid rgba(255,255,255,.07);
    border-radius: 14px; padding: 20px; transition: var(--trans);
}
.cd-item:hover { border-color: rgba(14,165,160,.3); background: rgba(14,165,160,.06); }
.cd-icon {
    width: 44px; height: 44px; min-width: 44px;
    background: rgba(14,165,160,.15); border-radius: 10px;
    display: flex; align-items: center; justify-content: center; font-size: 1.2rem;
}
.cd-label { color: var(--gray); font-size: .78rem; letter-spacing: .06em; text-transform: uppercase; margin-bottom: 4px; }
.cd-val { font-weight: 600; font-size: .95rem; }
.cd-val a { color: var(--white); text-decoration: none; }
.cd-val a:hover { color: var(--teal); }

/* ============================================================
   BUTTONS
   ============================================================ */
.btn-primary {
    display: inline-flex; align-items: center; gap: 8px;
    background: linear-gradient(135deg, var(--teal), var(--teal2));
    color: var(--navy); font-weight: 700; font-size: .92rem;
    padding: 14px 32px; border-radius: 50px;
    box-shadow: 0 6px 28px rgba(14,165,160,.4);
    transition: var(--trans); border: none; cursor: pointer;
}
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 12px 36px rgba(14,165,160,.55); }
.btn-primary:disabled { opacity: .6; cursor: not-allowed; transform: none; }

.btn-outline {
    display: inline-flex; align-items: center; gap: 8px;
    border: 1.5px solid rgba(248,250,252,.3);
    color: var(--white); font-weight: 500; font-size: .92rem;
    padding: 14px 32px; border-radius: 50px;
    background: transparent; cursor: pointer; transition: var(--trans);
    text-decoration: none;
}
.btn-outline:hover { border-color: var(--teal); color: var(--teal); background: rgba(14,165,160,.08); }

/* ============================================================
   FOOTER
   ============================================================ */
footer {
    background: #060e1c; padding: 40px 5%;
    border-top: 1px solid rgba(255,255,255,.06);
}
.footer-inner {
    max-width: 1200px; margin: 0 auto;
    display: flex; align-items: center; justify-content: space-between;
    flex-wrap: wrap; gap: 20px;
}
.footer-brand { font-family: 'Playfair Display', serif; font-size: 1rem; color: var(--gray); }
.footer-brand span { color: var(--teal); }
.footer-links { display: flex; gap: 24px; }
.footer-links a { color: var(--gray); text-decoration: none; font-size: .85rem; transition: color .2s; }
.footer-links a:hover { color: var(--teal); }
.footer-copy { color: rgba(148,163,184,.5); font-size: .78rem; }

/* ============================================================
   SCROLL REVEAL ANIMATIONS
   ============================================================ */
@keyframes fadeInDown { from { opacity:0; transform:translateY(-20px); } to { opacity:1; transform:translateY(0); } }
@keyframes fadeInUp   { from { opacity:0; transform:translateY(30px);  } to { opacity:1; transform:translateY(0); } }
@keyframes fadeInRight{ from { opacity:0; transform:translateX(40px);  } to { opacity:1; transform:translateX(0); } }

.reveal       { opacity: 0; transform: translateY(40px);  transition: opacity .8s ease, transform .8s ease; }
.reveal-left  { opacity: 0; transform: translateX(-50px); transition: opacity .8s ease, transform .8s ease; }
.reveal-right { opacity: 0; transform: translateX(50px);  transition: opacity .8s ease, transform .8s ease; }

.reveal.visible, .reveal-left.visible, .reveal-right.visible {
    opacity: 1; transform: translate(0);
}

/* Admin bar spacing */
.admin-bar #navbar { top: 32px; }
@media screen and (max-width: 782px) { .admin-bar #navbar { top: 46px; } }

/* ============================================================
   RESPONSIVE – TABLET & MOBILE
   ============================================================ */
@media (max-width: 1024px) {
    .about-grid    { gap: 40px; }
    .book-grid     { gap: 40px; }
    .contact-grid  { gap: 40px; }
    .updates-grid  { grid-template-columns: repeat(2,1fr); }
}

@media (max-width: 900px) {
    .hero-content  { grid-template-columns: 1fr; text-align: center; }
    .hero-image    { display: flex; justify-content: center; }
    .hero-img      { width: 280px; height: 280px; }
    .hero-text .tag{ margin: 0 auto 28px; }
    .hero-cta      { justify-content: center; }
    .hero-badge    { right: 10%; }
    .hero-badge2   { left: 10%; }

    .about-grid, .book-grid, .contact-grid { grid-template-columns: 1fr; }
    .about-images  { height: 320px; }
    .about-img1    { width: 60%; }
    .about-img2    { width: 50%; }
    .about-highlights { grid-template-columns: 1fr 1fr; }

    .stats-inner   { grid-template-columns: repeat(2,1fr); }
    .updates-grid  { grid-template-columns: 1fr; }
    .form-row      { grid-template-columns: 1fr; }

    .nav-links {
        display: none; position: fixed;
        top: 60px; left: 0; right: 0;
        background: rgba(10,22,40,.98);
        flex-direction: column; padding: 20px;
        border-bottom: 1px solid rgba(14,165,160,.2);
        z-index: 999;
    }
    .nav-links.open { display: flex; }
    .hamburger { display: flex; }
    .footer-inner  { flex-direction: column; text-align: center; }
    .footer-links  { justify-content: center; }
}

@media (max-width: 480px) {
    .about-highlights { grid-template-columns: 1fr; }
    .hero-img { width: 240px; height: 240px; }
    .hero-badge  { display: none; }
    .hero-badge2 { display: none; }
    .book-form   { padding: 24px; }
    section { padding: 70px 5%; }
}

/* ============================================================
   EXPERTISE SECTION
   ============================================================ */
#expertise { background: var(--navy); }

.expertise-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-top: 0;
}
.expertise-card {
    background: rgba(255,255,255,.04);
    border: 1px solid rgba(255,255,255,.08);
    border-radius: 16px;
    padding: 28px 20px;
    transition: var(--trans);
    text-align: center;
}
.expertise-card:hover {
    background: rgba(14,165,160,.08);
    border-color: rgba(14,165,160,.35);
    transform: translateY(-6px);
    box-shadow: 0 16px 40px rgba(0,0,0,.3);
}
.exp-icon { font-size: 2rem; margin-bottom: 12px; }
.exp-title {
    font-family: 'Playfair Display', serif;
    font-size: .95rem; font-weight: 700;
    margin-bottom: 10px;
    color: var(--white);
}
.exp-desc { color: var(--gray); font-size: .8rem; line-height: 1.7; }

/* ============================================================
   TRAINING SECTION
   ============================================================ */
.training-timeline {
    display: flex;
    flex-direction: column;
    gap: 24px;
    position: relative;
}
.training-timeline::before {
    content: '';
    position: absolute;
    left: 38px; top: 0; bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, var(--teal), rgba(14,165,160,.1));
}
.training-item {
    display: flex;
    gap: 24px;
    align-items: flex-start;
    background: rgba(255,255,255,.04);
    border: 1px solid rgba(255,255,255,.08);
    border-radius: 16px;
    padding: 28px;
    transition: var(--trans);
    position: relative;
}
.training-item:hover {
    border-color: rgba(14,165,160,.3);
    background: rgba(14,165,160,.06);
    transform: translateX(6px);
}
.training-flag {
    font-size: 2.6rem;
    min-width: 52px;
    text-align: center;
    line-height: 1;
}
.training-country {
    font-size: .75rem; font-weight: 700;
    letter-spacing: .1em; text-transform: uppercase;
    color: var(--teal); margin-bottom: 6px;
}
.training-title {
    font-family: 'Playfair Display', serif;
    font-size: 1.05rem; font-weight: 700;
    margin-bottom: 8px; color: var(--white);
}
.training-desc { color: var(--gray); font-size: .85rem; line-height: 1.75; }

/* Organisations grid */
.orgs-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.org-card {
    background: rgba(255,255,255,.04);
    border: 1px solid rgba(255,255,255,.08);
    border-radius: 16px;
    padding: 28px 24px;
    text-align: center;
    transition: var(--trans);
}
.org-card:hover {
    background: rgba(14,165,160,.08);
    border-color: rgba(14,165,160,.3);
    transform: translateY(-4px);
}
.org-icon { font-size: 2rem; margin-bottom: 12px; }
.org-name {
    font-family: 'Playfair Display', serif;
    font-size: 1rem; font-weight: 700;
    margin-bottom: 8px; color: var(--white);
}
.org-desc { color: var(--gray); font-size: .82rem; line-height: 1.7; }

/* ============================================================
   GALLERY SECTION
   ============================================================ */
#gallery { background: var(--navy); }

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}
.gallery-item {
    border-radius: 16px;
    overflow: hidden;
    cursor: pointer;
}
.gallery-img-wrap {
    position: relative;
    overflow: hidden;
    border-radius: 16px;
    aspect-ratio: 4/3;
    border: 1px solid rgba(255,255,255,.07);
    background: var(--navy2);
}
.gallery-img-wrap img {
    width: 100%; height: 100%;
    object-fit: cover;
    transition: transform .5s ease;
    display: block;
}
.gallery-item:hover .gallery-img-wrap img {
    transform: scale(1.08);
}
.gallery-overlay {
    position: absolute; inset: 0;
    background: linear-gradient(to top, rgba(10,22,40,.9) 0%, transparent 55%);
    opacity: 0;
    transition: opacity .35s ease;
    display: flex; align-items: flex-end;
    padding: 20px;
}
.gallery-item:hover .gallery-overlay { opacity: 1; }
.gallery-caption {
    color: var(--white);
    font-size: .82rem;
    line-height: 1.5;
    font-weight: 500;
}

/* Lightbox */
.gallery-lightbox {
    position: fixed; inset: 0; z-index: 9999;
    background: rgba(5,11,22,.96);
    backdrop-filter: blur(20px);
    display: flex; align-items: center; justify-content: center;
}
.lb-img-wrap {
    max-width: 90vw; max-height: 85vh;
    position: relative; text-align: center;
}
.lb-img-wrap img {
    max-width: 90vw; max-height: 80vh;
    border-radius: 12px;
    box-shadow: 0 30px 80px rgba(0,0,0,.6);
    object-fit: contain;
    display: block; margin: 0 auto;
}
.lb-caption {
    color: rgba(248,250,252,.75);
    font-size: .88rem; margin-top: 16px;
    max-width: 600px; line-height: 1.6;
    margin-left: auto; margin-right: auto;
}
.lb-close, .lb-prev, .lb-next {
    position: fixed;
    background: rgba(255,255,255,.1);
    border: 1px solid rgba(255,255,255,.2);
    color: var(--white);
    cursor: pointer;
    transition: var(--trans);
    border-radius: 50%;
}
.lb-close {
    top: 24px; right: 28px;
    width: 44px; height: 44px;
    font-size: 1.4rem;
    display: flex; align-items: center; justify-content: center;
}
.lb-prev, .lb-next {
    top: 50%; transform: translateY(-50%);
    width: 52px; height: 52px;
    font-size: 1.8rem;
    display: flex; align-items: center; justify-content: center;
}
.lb-prev { left: 24px; }
.lb-next { right: 24px; }
.lb-close:hover, .lb-prev:hover, .lb-next:hover {
    background: rgba(14,165,160,.3);
    border-color: var(--teal);
}

/* ============================================================
   RESPONSIVE – NEW SECTIONS
   ============================================================ */
@media (max-width: 1024px) {
    .expertise-grid { grid-template-columns: repeat(3, 1fr); }
    .gallery-grid   { grid-template-columns: repeat(2, 1fr); }
    .orgs-grid      { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 900px) {
    .expertise-grid { grid-template-columns: repeat(2, 1fr); }
    .gallery-grid   { grid-template-columns: repeat(2, 1fr); }
    .training-timeline::before { display: none; }
    .orgs-grid { grid-template-columns: 1fr; }
}
@media (max-width: 600px) {
    .expertise-grid { grid-template-columns: 1fr; }
    .gallery-grid   { grid-template-columns: 1fr; }
    .lb-prev { left: 8px; }
    .lb-next { right: 8px; }
}

/* ============================================================
   EXPERTISE SECTION
   ============================================================ */
#expertise { background: var(--navy2); }

.expertise-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-top: 10px;
}

.exp-card {
    background: rgba(255,255,255,.04);
    border: 1px solid rgba(255,255,255,.08);
    border-radius: 16px;
    padding: 24px 20px;
    transition: var(--trans);
    cursor: default;
}
.exp-card:hover {
    background: rgba(14,165,160,.1);
    border-color: rgba(14,165,160,.35);
    transform: translateY(-6px);
    box-shadow: 0 16px 40px rgba(0,0,0,.35);
}
.exp-icon {
    font-size: 1.8rem;
    margin-bottom: 12px;
}
.exp-title {
    font-family: 'Playfair Display', serif;
    font-size: .95rem;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--white);
}
.exp-desc {
    color: var(--gray);
    font-size: .82rem;
    line-height: 1.7;
}

/* ============================================================
   TRAINING SECTION
   ============================================================ */
#training { background: var(--navy); }

.training-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 28px;
}

.training-card {
    background: rgba(255,255,255,.04);
    border: 1px solid rgba(255,255,255,.08);
    border-radius: 20px;
    padding: 32px 28px;
    transition: var(--trans);
    position: relative;
    overflow: hidden;
}
.training-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--teal), var(--teal2));
    opacity: 0;
    transition: opacity .3s;
}
.training-card:hover {
    border-color: rgba(14,165,160,.3);
    transform: translateY(-6px);
    box-shadow: 0 20px 50px rgba(0,0,0,.4);
}
.training-card:hover::before { opacity: 1; }

.tc-flag {
    font-size: 2.2rem;
    margin-bottom: 10px;
    line-height: 1;
}
.tc-country {
    font-size: .72rem;
    font-weight: 700;
    letter-spacing: .14em;
    text-transform: uppercase;
    color: var(--teal);
    margin-bottom: 8px;
}
.tc-title {
    font-family: 'Playfair Display', serif;
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 12px;
    line-height: 1.3;
}
.tc-detail {
    color: rgba(248,250,252,.65);
    font-size: .85rem;
    line-height: 1.8;
}

/* Memberships */
.membership-list {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}
.mb-chip {
    background: rgba(14,165,160,.1);
    border: 1px solid rgba(14,165,160,.25);
    border-radius: 8px;
    padding: 10px 18px;
    font-size: .82rem;
    color: rgba(248,250,252,.85);
    font-weight: 500;
    transition: var(--trans);
}
.mb-chip:hover {
    background: rgba(14,165,160,.2);
    border-color: var(--teal);
    color: var(--white);
}

/* ============================================================
   GALLERY SECTION
   ============================================================ */
#gallery { background: var(--navy2); }

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.gallery-item {
    border-radius: 16px;
    overflow: hidden;
    cursor: pointer;
}

.gallery-img-wrap {
    position: relative;
    overflow: hidden;
    border-radius: 16px;
    aspect-ratio: 4 / 3;
    border: 1px solid rgba(255,255,255,.07);
}

.gallery-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform .5s ease;
}
.gallery-item:hover .gallery-img {
    transform: scale(1.07);
}

.gallery-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(10,22,40,.92) 0%, transparent 55%);
    opacity: 0;
    transition: opacity .4s ease;
    display: flex;
    align-items: flex-end;
    padding: 20px;
}
.gallery-item:hover .gallery-overlay {
    opacity: 1;
}

.gallery-caption {
    color: var(--white);
    font-size: .82rem;
    line-height: 1.5;
    font-weight: 500;
    text-shadow: 0 1px 4px rgba(0,0,0,.6);
}

/* Lightbox via :target */
.gallery-lightbox {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,.92);
    z-index: 9999;
    align-items: center;
    justify-content: center;
    padding: 20px;
}
.gallery-lightbox:target {
    display: flex;
}
.gallery-lightbox img {
    max-width: 90vw;
    max-height: 85vh;
    object-fit: contain;
    border-radius: 12px;
    box-shadow: 0 30px 80px rgba(0,0,0,.7);
}
.gallery-lightbox-close {
    position: absolute;
    top: 24px; right: 32px;
    color: var(--white);
    font-size: 2rem;
    text-decoration: none;
    line-height: 1;
    opacity: .8;
    transition: opacity .2s;
}
.gallery-lightbox-close:hover { opacity: 1; }

/* ============================================================
   RESPONSIVE – NEW SECTIONS
   ============================================================ */
@media (max-width: 1100px) {
    .expertise-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 900px) {
    .expertise-grid  { grid-template-columns: repeat(2, 1fr); }
    .training-grid   { grid-template-columns: 1fr; }
    .gallery-grid    { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 600px) {
    .expertise-grid  { grid-template-columns: 1fr; }
    .gallery-grid    { grid-template-columns: 1fr; }
}