:root {
     --aqua: #00c9c8;
     --aqua-light: #5eecea;
     --aqua-dim: #009e9d;
     --aqua-pale: #e0fafa;
     --dark: #041e1e;
     --dark2: #072a2a;
     --white: #f4fefe;
     --muted: #6aadad;
     --card-bg: #ffffff;
     --nav-h: 64px;
 }

 *,
 *::before,
 *::after {
     box-sizing: border-box;
     margin: 0;
     padding: 0;
 }

 html {
     scroll-behavior: smooth;
 }

 body {
     font-family: 'DM Sans', sans-serif;
     background: var(--aqua-pale);
     color: var(--dark);
     overflow-x: hidden;
 }

 /* ───── NAVBAR ───── */
 nav {
     position: fixed;
     top: 0;
     left: 0;
     right: 0;
     height: var(--nav-h);
     display: flex;
     align-items: center;
     justify-content: space-between;
     padding: 0 52px;
     background: rgba(4, 30, 30, 0.93);
     backdrop-filter: blur(14px);
     z-index: 999;
     border-bottom: 1px solid rgba(0, 201, 200, 0.18);
 }

 .nav-logo {
     font-family: 'Playfair Display', serif;
     font-size: 1.35rem;
     color: var(--aqua);
     text-decoration: none;
     letter-spacing: 0.04em;
 }

 .nav-links {
     display: flex;
     gap: 36px;
     list-style: none;
 }

 .nav-links a {
     font-size: 0.82rem;
     font-weight: 500;
     letter-spacing: 0.14em;
     text-transform: uppercase;
     color: rgba(244, 254, 254, 0.8);
     text-decoration: none;
     position: relative;
     transition: color 0.3s;
 }

 .nav-links a::after {
     content: '';
     position: absolute;
     bottom: -4px;
     left: 0;
     width: 0;
     height: 1.5px;
     background: var(--aqua);
     transition: width 0.3s;
 }

 .nav-links a:hover {
     color: var(--aqua-light);
 }

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

 /* ───── SECTIONS ───── */
 section {
     min-height: 100vh;
     scroll-margin-top: var(--nav-h);
 }

 /* ───── HOME / HERO ───── */
 #home {
     background: var(--dark);
     display: flex;
     align-items: center;
     justify-content: center;
     position: relative;
     overflow: hidden;
 }

 .hero-rings {
     position: absolute;
     inset: 0;
     display: flex;
     align-items: center;
     justify-content: center;
     pointer-events: none;
 }

 .hero-rings span {
     position: absolute;
     border-radius: 50%;
     border: 1px solid rgba(0, 201, 200, 0.08);
     animation: pulse 6s ease-in-out infinite;
 }

 .hero-rings span:nth-child(1) {
     width: 300px;
     height: 300px;
     animation-delay: 0s;
 }

 .hero-rings span:nth-child(2) {
     width: 500px;
     height: 500px;
     animation-delay: 1s;
 }

 .hero-rings span:nth-child(3) {
     width: 720px;
     height: 720px;
     animation-delay: 2s;
 }

 .hero-rings span:nth-child(4) {
     width: 960px;
     height: 960px;
     animation-delay: 3s;
 }

 .hero-glow {
     position: absolute;
     width: 560px;
     height: 560px;
     border-radius: 50%;
     background: radial-gradient(circle, rgba(0, 201, 200, 0.14) 0%, transparent 70%);
     top: 50%;
     left: 50%;
     transform: translate(-50%, -50%);
     pointer-events: none;
 }

 .hero-content {
     position: relative;
     text-align: center;
     padding: 0 24px;
     animation: fadeUp 1s ease both;
 }

 .hero-badge {
     display: inline-block;
     font-size: 0.68rem;
     letter-spacing: 0.28em;
     text-transform: uppercase;
     color: var(--aqua);
     border: 1px solid rgba(0, 201, 200, 0.4);
     padding: 6px 20px;
     border-radius: 100px;
     margin-bottom: 28px;
 }

 .hero-title {
     font-family: 'Playfair Display', serif;
     font-size: clamp(3rem, 8vw, 6.5rem);
     line-height: 1.06;
     color: var(--white);
     margin-bottom: 20px;
 }

 .hero-title em {
     font-style: italic;
     color: var(--aqua);
 }

 .hero-sub {
     font-size: 1rem;
     color: var(--muted);
     max-width: 460px;
     margin: 0 auto 40px;
     line-height: 1.75;
     font-weight: 300;
 }

 .hero-cta {
     display: inline-block;
     padding: 14px 38px;
     background: var(--aqua);
     color: var(--dark);
     font-weight: 700;
     font-size: 0.82rem;
     letter-spacing: 0.12em;
     text-transform: uppercase;
     text-decoration: none;
     border-radius: 4px;
     transition: background 0.3s, transform 0.2s, box-shadow 0.3s;
 }

 .hero-cta:hover {
     background: var(--aqua-light);
     transform: translateY(-2px);
     box-shadow: 0 8px 28px rgba(0, 201, 200, 0.35);
 }

 .hero-scroll {
     position: absolute;
     bottom: 32px;
     left: 50%;
     transform: translateX(-50%);
     display: flex;
     flex-direction: column;
     align-items: center;
     gap: 8px;
     color: var(--muted);
     font-size: 0.68rem;
     letter-spacing: 0.2em;
     text-transform: uppercase;
     animation: bounce 2.2s ease-in-out infinite;
 }

 /* ───── KONTEN ───── */
 #konten {
     background: var(--aqua-pale);
     display: flex;
     flex-direction: column;
     align-items: center;
     justify-content: center;
     padding: 90px 48px;
 }

 .section-header {
     text-align: center;
     margin-bottom: 60px;
 }

 .section-label {
     font-size: 0.68rem;
     letter-spacing: 0.28em;
     text-transform: uppercase;
     color: var(--aqua-dim);
     margin-bottom: 12px;
 }

 .section-title {
     font-family: 'Playfair Display', serif;
     font-size: clamp(2rem, 4vw, 3rem);
     color: var(--dark);
     line-height: 1.15;
 }

 .cards-row {
     display: flex;
     gap: 28px;
     width: 100%;
     max-width: 1100px;
     flex-wrap: wrap;
     justify-content: center;
 }

 /* Card sebagai <a> — seluruh kartu bisa diklik */
 .card {
     flex: 1 1 280px;
     max-width: 340px;
     background: var(--card-bg);
     border: 1px solid rgba(0, 158, 157, 0.15);
     border-radius: 10px;
     overflow: hidden;
     box-shadow: 0 4px 20px rgba(0, 50, 50, 0.07);
     transition: transform 0.3s, box-shadow 0.3s;
     text-decoration: none;
     color: inherit;
     display: flex;
     flex-direction: column;
     cursor: pointer;
 }

 .card:hover {
     transform: translateY(-7px);
     box-shadow: 0 18px 48px rgba(0, 158, 157, 0.2);
 }

 .card-header-bar {
     padding: 18px 22px 14px;
     border-bottom: 1px solid rgba(0, 201, 200, 0.12);
     background: linear-gradient(135deg, rgba(0, 201, 200, 0.06) 0%, transparent 100%);
 }

 .card-header-bar h3 {
     font-family: 'Playfair Display', serif;
     font-size: 1.15rem;
     color: var(--dark);
 }

 /* Area gambar statis */
 .card-image-box {
     width: 100%;
     height: 200px;
     background: linear-gradient(135deg, #b2ebea 0%, #7ededd 100%);
     overflow: hidden;
     position: relative;
 }

 .card-image-box img {
     width: 100%;
     height: 100%;
     object-fit: cover;
     display: block;
     transition: transform 0.4s ease;
 }

 .card:hover .card-image-box img {
     transform: scale(1.05);
 }

 .card-image-box::after {
     content: '';
     position: absolute;
     inset: 0;
     background: rgba(0, 201, 200, 0.1);
     opacity: 0;
     transition: opacity 0.3s;
 }

 .card:hover .card-image-box::after {
     opacity: 1;
 }

 /* Placeholder saat src kosong */
 .card-img-placeholder {
     width: 100%;
     height: 100%;
     display: flex;
     flex-direction: column;
     align-items: center;
     justify-content: center;
     gap: 10px;
     color: #009e9d;
     overflow: hidden;
 }

 .card-img-placeholder svg {
     opacity: 0.5;
 }

 .card-img-placeholder span {
     font-size: 0.75rem;
     letter-spacing: 0.06em;
     opacity: 0.55;
 }

 .card-img-placeholder img {
     width: 100%;
     height: 100%;
     object-fit: cover;
 }

 .card-body {
     padding: 14px 22px 18px;
     display: flex;
     align-items: center;
     gap: 6px;
 }

 .card-link-label {
     display: inline-flex;
     align-items: center;
     font-size: 0.82rem;
     font-weight: 500;
     color: var(--aqua-dim);
     transition: color 0.2s;
 }

 .card:hover .card-link-label {
     color: var(--aqua);
 }

 /* ───── ABOUT ───── */
 #about {
     background: var(--dark2);
     display: flex;
     align-items: center;
     justify-content: center;
     padding: 90px 48px;
 }

 .about-inner {
     max-width: 680px;
     width: 100%;
     animation: fadeUp 0.8s ease both;
 }

 .about-tag {
     display: inline-block;
     font-size: 0.68rem;
     letter-spacing: 0.28em;
     text-transform: uppercase;
     color: var(--aqua);
     border: 1px solid rgba(0, 201, 200, 0.3);
     padding: 5px 16px;
     border-radius: 100px;
     margin-bottom: 28px;
 }

 #about h1 {
     font-family: 'Playfair Display', serif;
     font-size: clamp(2.2rem, 5vw, 3.8rem);
     color: var(--white);
     line-height: 1.1;
     margin-bottom: 20px;
 }

 #about h1 em {
     font-style: italic;
     color: var(--aqua);
 }

 .about-divider {
     width: 56px;
     height: 2px;
     background: linear-gradient(90deg, var(--aqua), transparent);
     margin-bottom: 24px;
 }

 #about p {
     font-size: 1rem;
     line-height: 1.88;
     color: rgba(180, 240, 240, 0.65);
     font-weight: 300;
     margin-bottom: 14px;
 }

 .wa-link {
     display: inline-flex;
     align-items: center;
     gap: 10px;
     margin-top: 32px;
     padding: 13px 28px;
     background: #25D366;
     color: #fff;
     font-weight: 600;
     font-size: 0.88rem;
     text-decoration: none;
     border-radius: 6px;
     transition: background 0.3s, transform 0.2s;
 }

 .wa-link:hover {
     background: #1cb857;
     transform: translateY(-2px);
 }

 /* ───── ANIMATIONS ───── */
 @keyframes fadeUp {
     from {
         opacity: 0;
         transform: translateY(28px);
     }

     to {
         opacity: 1;
         transform: translateY(0);
     }
 }

 @keyframes bounce {

     0%,
     100% {
         transform: translateX(-50%) translateY(0);
     }

     50% {
         transform: translateX(-50%) translateY(9px);
     }
 }

 @keyframes pulse {

     0%,
     100% {
         transform: scale(1);
         opacity: 1;
     }

     50% {
         transform: scale(1.04);
         opacity: 0.45;
     }
 }

 /* ───── RESPONSIVE ───── */
 @media (max-width: 768px) {
     nav {
         padding: 0 20px;
     }

     .nav-links {
         gap: 18px;
     }

     #konten,
     #about {
         padding: 80px 20px;
     }

     .cards-row {
         flex-direction: column;
         align-items: center;
     }

     .card {
         max-width: 100%;
     }
 }