/* ============================================
   DVERR — Design System
   Brand: Yellow + Magenta/Pink + Dark/Black
   ============================================ */

:root {
    /* Brand Colors */
    --brand-yellow: #FFD60A;
    --brand-yellow-soft: #FFE66D;
    --brand-magenta: #FF2D87;
    --brand-pink: #FF6FB5;
    --brand-black: #0A0A0F;
    --brand-ink: #141420;
    --brand-graphite: #2A2A35;

    /* Neutrals (light) */
    --neutral-0:   #FFFFFF;
    --neutral-50:  #FAFAFC;
    --neutral-100: #F3F4F6;
    --neutral-200: #E5E7EB;
    --neutral-300: #D1D5DB;
    --neutral-400: #9CA3AF;
    --neutral-500: #6B7280;
    --neutral-600: #4B5563;
    --neutral-800: #1F2937;
    --neutral-900: #111827;
    --slate-900:   #0F172A;
    --slate-800:   #1E293B;

    /* Semantic — Light Theme */
    --bg: var(--neutral-0);
    --bg-alt: #F6F7FB;
    --surface: #FFFFFF;
    --surface-elevated: #FFFFFF;
    --surface-border: rgba(17, 24, 39, 0.08);
    --surface-border-strong: rgba(17, 24, 39, 0.14);
    --text: var(--slate-800);
    --text-strong: var(--neutral-900);
    --text-muted: var(--neutral-500);
    --text-inverse: var(--neutral-0);

    /* Gradients */
    --grad-brand: linear-gradient(135deg, var(--brand-magenta) 0%, var(--brand-yellow) 100%);
    --grad-brand-soft: linear-gradient(135deg, rgba(255, 45, 135, 0.10) 0%, rgba(255, 214, 10, 0.14) 100%);
    --grad-dark: linear-gradient(180deg, var(--brand-black) 0%, var(--brand-ink) 100%);
    --grad-glow: radial-gradient(ellipse at center, rgba(255, 45, 135, 0.25), transparent 60%);

    /* Typography */
    --font-display: 'Space Grotesk', 'Prompt', system-ui, sans-serif;
    --font-body: 'Inter', 'Prompt', system-ui, sans-serif;

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

    /* Radius */
    --r-sm: 8px;
    --r-md: 14px;
    --r-lg: 22px;
    --r-xl: 32px;
    --r-pill: 999px;

    /* Shadows — soft, premium depth for light surfaces */
    --shadow-xs: 0 1px 2px rgba(17, 24, 39, 0.04);
    --shadow-sm: 0 2px 8px rgba(17, 24, 39, 0.05);
    --shadow-md: 0 10px 30px rgba(17, 24, 39, 0.07);
    --shadow-lg: 0 20px 50px rgba(17, 24, 39, 0.09);
    --shadow-xl: 0 30px 70px rgba(17, 24, 39, 0.12);
    --shadow-glow-magenta: 0 14px 40px rgba(255, 45, 135, 0.35);
    --shadow-glow-yellow: 0 14px 40px rgba(255, 214, 10, 0.40);
    --shadow-glow-brand: 0 18px 50px rgba(255, 45, 135, 0.28), 0 8px 20px rgba(255, 214, 10, 0.22);

    /* Container */
    --container: 1200px;
}

/* ========= Reset ========= */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    font-family: var(--font-body);
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; border: none; cursor: pointer; background: none; color: inherit; }

/* ========= Typography ========= */
h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 700; line-height: 1.15; letter-spacing: -0.02em; }
h1 { font-size: clamp(2.5rem, 6vw, 5rem); }
h2 { font-size: clamp(2rem, 4vw, 3.25rem); }
h3 { font-size: clamp(1.25rem, 2vw, 1.6rem); }
.eyebrow {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--brand-magenta);
    margin-bottom: var(--space-4);
}
.gradient-text {
    background: var(--grad-brand);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* ========= Layout ========= */
.container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 var(--space-6); }
section { padding: var(--space-24) 0; position: relative; }

/* ========= Navbar ========= */
.nav {
    position: fixed; top: 0; left: 0; right: 0; z-index: 100;
    backdrop-filter: blur(18px) saturate(180%);
    -webkit-backdrop-filter: blur(18px) saturate(180%);
    background: rgba(255, 255, 255, 0.78);
    border-bottom: 1px solid var(--surface-border);
    box-shadow: 0 1px 0 rgba(17,24,39,0.02), 0 8px 24px rgba(17,24,39,0.04);
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; padding: var(--space-4) var(--space-6); max-width: var(--container); margin: 0 auto; }
.nav-logo { font-family: var(--font-display); font-size: 1.6rem; font-weight: 800; letter-spacing: -0.04em; color: var(--text-strong); }
.nav-logo .dot { color: var(--brand-magenta); }
.nav-links { display: flex; gap: var(--space-8); list-style: none; }
.nav-links a { color: var(--neutral-600); font-size: 0.95rem; font-weight: 500; transition: color 0.2s; }
.nav-links a:hover { color: var(--brand-magenta); }
.nav-cta { display: inline-flex; align-items: center; gap: var(--space-2); padding: 10px 20px; border-radius: var(--r-pill); background: var(--grad-brand); color: var(--brand-black); font-weight: 700; font-size: 0.9rem; transition: transform 0.2s, box-shadow 0.2s; }
.nav-cta:hover { transform: translateY(-2px); box-shadow: var(--shadow-glow-magenta); }

/* ========= CTA — LINE — Primary Conversion ========= */
.cta-line {
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: var(--space-3);
    padding: 22px 52px;
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 800;
    letter-spacing: -0.01em;
    color: var(--brand-black);
    background: var(--grad-brand);
    border-radius: var(--r-pill);
    box-shadow: var(--shadow-glow-magenta);
    overflow: hidden;
    isolation: isolate;
    transition: transform 0.25s cubic-bezier(.2,.8,.2,1), box-shadow 0.25s;
    text-transform: uppercase;
}
.cta-line::before {
    content: '';
    position: absolute; inset: 0;
    background: linear-gradient(135deg, var(--brand-yellow), var(--brand-magenta));
    opacity: 0;
    transition: opacity 0.3s;
    z-index: -1;
}
.cta-line:hover { transform: translateY(-4px) scale(1.02); box-shadow: 0 22px 60px rgba(255, 45, 135, 0.45), 0 10px 24px rgba(255, 214, 10, 0.35); }
.cta-line:hover::before { opacity: 1; }
.cta-line .line-icon {
    width: 28px; height: 28px; border-radius: 50%;
    background: var(--brand-black); color: var(--brand-yellow);
    display: grid; place-items: center;
    font-size: 0.8rem; font-weight: 900;
}
.cta-line.massive {
    padding: 32px 72px;
    font-size: 1.6rem;
    border-radius: var(--r-pill);
    animation: pulse-glow 2.4s ease-in-out infinite;
}
.cta-line.massive .line-icon { width: 40px; height: 40px; font-size: 1rem; }

@keyframes pulse-glow {
    0%, 100% { box-shadow: 0 14px 40px rgba(255, 45, 135, 0.35), 0 8px 24px rgba(255, 214, 10, 0.25); }
    50% { box-shadow: 0 18px 60px rgba(255, 45, 135, 0.45), 0 0 0 14px rgba(255, 45, 135, 0.08); }
}

/* Floating mobile CTA */
.cta-line.float {
    position: fixed;
    bottom: 24px; right: 24px;
    z-index: 90;
    padding: 16px 28px;
    font-size: 1rem;
    box-shadow: 0 16px 40px rgba(255, 45, 135, 0.4), 0 4px 12px rgba(17, 24, 39, 0.08);
}

/* ========= HERO ========= */
.hero {
    min-height: 100vh;
    padding: 140px 0 var(--space-24);
    display: flex; align-items: center;
    position: relative;
    background:
        radial-gradient(circle at 82% 8%, rgba(255, 45, 135, 0.14), transparent 42%),
        radial-gradient(circle at 8% 82%, rgba(255, 214, 10, 0.18), transparent 42%),
        var(--bg);
    overflow: hidden;
}
.hero-grid { display: grid; grid-template-columns: 1.35fr 1fr; gap: var(--space-12); align-items: center; }
.hero-title { margin-bottom: var(--space-6); font-size: clamp(2rem, 4.2vw, 3.6rem); }
.hero-sub { font-size: clamp(1rem, 1.5vw, 1.2rem); color: var(--text-muted); margin-bottom: var(--space-8); max-width: 540px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: var(--space-4); align-items: center; }
.hero-stats { display: flex; gap: var(--space-8); margin-top: var(--space-12); padding-top: var(--space-8); border-top: 1px solid var(--surface-border); }
.hero-stat .num { font-family: var(--font-display); font-size: 2rem; font-weight: 800; background: var(--grad-brand); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.hero-stat .lbl { font-size: 0.8rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.15em; font-weight: 600; }

.hero-visual {
    position: relative;
    aspect-ratio: 1/1;
    border-radius: var(--r-xl);
    background:
        linear-gradient(135deg, rgba(255, 45, 135, 0.08), rgba(255, 214, 10, 0.10)),
        var(--surface);
    border: 1px solid var(--surface-border);
    box-shadow: var(--shadow-xl);
    overflow: hidden;
    display: grid; place-items: center;
}
.hero-visual::before {
    content: '';
    position: absolute; inset: -30%;
    background: conic-gradient(from 0deg, var(--brand-magenta), var(--brand-yellow), var(--brand-magenta));
    filter: blur(70px);
    opacity: 0.35;
    animation: spin 14s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.hero-visual-inner {
    position: relative;
    width: 72%; aspect-ratio: 1/1;
    border-radius: var(--r-lg);
    background: var(--surface);
    border: 1px solid var(--surface-border);
    box-shadow: var(--shadow-lg);
    display: grid; place-items: center;
    color: var(--text-muted);
    font-family: var(--font-display);
    font-weight: 600;
    text-align: center; padding: var(--space-6);
}

/* ========= Section Header ========= */
.sec-head { text-align: center; max-width: 760px; margin: 0 auto var(--space-16); }
.sec-head p { color: var(--text-muted); margin-top: var(--space-4); font-size: 1.05rem; }

/* ========= Services Grid ========= */
.services {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: var(--space-6);
}
.service-card {
    padding: var(--space-8);
    background: var(--surface);
    border: 1px solid var(--surface-border);
    border-radius: var(--r-lg);
    box-shadow: var(--shadow-sm);
    transition: transform 0.3s, border-color 0.3s, box-shadow 0.3s;
    position: relative; overflow: hidden;
}
.service-card::after {
    content: '';
    position: absolute; top: 0; left: 0; right: 0; height: 3px;
    background: var(--grad-brand);
    transform: scaleX(0); transform-origin: left;
    transition: transform 0.35s ease;
}
.service-card:hover { transform: translateY(-6px); border-color: rgba(255, 45, 135, 0.30); box-shadow: var(--shadow-lg); }
.service-card:hover::after { transform: scaleX(1); }
.service-icon {
    width: 52px; height: 52px; border-radius: 14px;
    background: var(--grad-brand);
    display: grid; place-items: center;
    font-size: 1.4rem; font-weight: 900; color: #ffffff;
    margin-bottom: var(--space-6);
    box-shadow: var(--shadow-glow-magenta);
}
.service-card h3 { margin-bottom: var(--space-3); color: var(--text-strong); }
.service-card p { color: var(--text-muted); font-size: 0.95rem; }

/* ========= Process Steps ========= */
.process { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: var(--space-6); }
.step {
    padding: var(--space-6);
    background: var(--surface);
    border: 1px solid var(--surface-border);
    border-radius: var(--r-md);
    box-shadow: var(--shadow-sm);
    transition: transform 0.3s, box-shadow 0.3s;
    position: relative;
}
.step:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.step-num {
    font-family: var(--font-display);
    font-size: 3rem; font-weight: 800;
    background: var(--grad-brand); -webkit-background-clip: text;
    -webkit-text-fill-color: transparent; background-clip: text;
    line-height: 1;
    margin-bottom: var(--space-3);
}
.step h3 { font-size: 1.15rem; margin-bottom: var(--space-2); color: var(--text-strong); }
.step p { color: var(--text-muted); font-size: 0.9rem; }

/* ========= Portfolio Grid ========= */
.portfolio {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: var(--space-4);
}
.portfolio-item {
    aspect-ratio: 1/1;
    background:
        linear-gradient(135deg, rgba(255, 45, 135, 0.08), rgba(255, 214, 10, 0.10)),
        var(--surface);
    border: 1px solid var(--surface-border);
    border-radius: var(--r-md);
    display: grid; place-items: center;
    color: var(--neutral-600);
    font-family: var(--font-display);
    font-weight: 600;
    position: relative; overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: transform 0.3s, box-shadow 0.3s;
}
.portfolio-item:nth-child(3n)   { background: linear-gradient(135deg, rgba(255, 45, 135, 0.16), #ffffff); }
.portfolio-item:nth-child(3n+1) { background: linear-gradient(135deg, rgba(255, 214, 10, 0.18), #ffffff); }
.portfolio-item:nth-child(3n+2) { background: linear-gradient(135deg, rgba(255, 111, 181, 0.14), #ffffff); }
.portfolio-item:hover { transform: scale(1.03); box-shadow: var(--shadow-lg); }
.portfolio-item::after {
    content: ''; position: absolute; inset: 0;
    background: var(--grad-brand); opacity: 0;
    transition: opacity 0.3s; mix-blend-mode: multiply;
}
.portfolio-item:hover::after { opacity: 0.28; }

/* ========= Packages ========= */
.packages { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: var(--space-6); }
.package {
    padding: var(--space-8);
    background: var(--surface);
    border: 1px solid var(--surface-border);
    border-radius: var(--r-lg);
    box-shadow: var(--shadow-md);
    position: relative;
    transition: transform 0.3s, box-shadow 0.3s, border-color 0.3s;
}
.package:hover { transform: translateY(-6px); box-shadow: var(--shadow-xl); border-color: rgba(255, 45, 135, 0.25); }
.package.featured {
    background:
        linear-gradient(180deg, #ffffff, #ffffff) padding-box,
        var(--grad-brand) border-box;
    border: 2px solid transparent;
    transform: scale(1.03);
    box-shadow: var(--shadow-glow-brand), var(--shadow-lg);
}
.package.featured::before {
    content: 'POPULAR';
    position: absolute; top: -14px; right: 24px;
    padding: 6px 14px; border-radius: var(--r-pill);
    background: var(--grad-brand); color: #ffffff;
    font-size: 0.7rem; font-weight: 800; letter-spacing: 0.15em;
    box-shadow: var(--shadow-glow-magenta);
}
.package h3 { margin-bottom: var(--space-4); color: var(--text-strong); }
.package .price { font-family: var(--font-display); font-size: 2.5rem; font-weight: 800; margin-bottom: var(--space-6); color: var(--text-strong); }
.package .price span { font-size: 0.9rem; color: var(--text-muted); font-weight: 400; }
.package ul { list-style: none; margin-bottom: var(--space-6); display: flex; flex-direction: column; gap: var(--space-2); }
.package ul li { color: var(--neutral-600); font-size: 0.95rem; padding-left: 1.5rem; position: relative; }
.package ul li::before { content: '✓'; position: absolute; left: 0; color: var(--brand-magenta); font-weight: 800; }

/* ========= Package Image Showcase ========= */
.pkg-showcase {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    grid-template-rows: 1fr 1fr;
    gap: var(--space-4);
    min-height: 520px;
}
.pkg-showcase-item {
    background:
        linear-gradient(135deg, rgba(255, 45, 135, 0.10), rgba(255, 214, 10, 0.14)),
        var(--surface);
    border: 1px solid var(--surface-border);
    border-radius: var(--r-lg);
    box-shadow: var(--shadow-md);
    display: grid; place-items: center;
    color: var(--neutral-600);
    font-family: var(--font-display); font-weight: 600;
    transition: transform 0.3s, box-shadow 0.3s;
}
.pkg-showcase-item:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.pkg-showcase-item:nth-child(1) { grid-row: 1 / 3; }
.pkg-showcase-item:nth-child(2) { background: linear-gradient(135deg, rgba(255, 214, 10, 0.22), #ffffff); }
.pkg-showcase-item:nth-child(4) { background: linear-gradient(135deg, rgba(255, 45, 135, 0.18), #ffffff); }
@media (max-width: 760px) {
    .pkg-showcase { grid-template-columns: 1fr 1fr; grid-template-rows: auto; min-height: 0; }
    .pkg-showcase-item:nth-child(1) { grid-row: auto; grid-column: 1 / -1; aspect-ratio: 16/9; }
    .pkg-showcase-item { aspect-ratio: 1/1; }
}

/* ========= Reviews ========= */
.reviews { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: var(--space-6); }
.review {
    padding: var(--space-8);
    background: var(--surface);
    border: 1px solid var(--surface-border);
    border-radius: var(--r-lg);
    box-shadow: var(--shadow-sm);
    transition: transform 0.3s, box-shadow 0.3s;
    position: relative;
}
.review:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.review::before {
    content: '"';
    position: absolute; top: -10px; left: 20px;
    font-family: var(--font-display);
    font-size: 6rem; line-height: 1;
    background: var(--grad-brand);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    opacity: 0.85;
}
.review p { color: var(--text); font-size: 1rem; margin-bottom: var(--space-6); position: relative; }
.review-author { display: flex; align-items: center; gap: var(--space-3); }
.review-avatar {
    width: 42px; height: 42px; border-radius: 50%;
    background: var(--grad-brand);
    display: grid; place-items: center;
    color: #ffffff; font-weight: 800;
    box-shadow: var(--shadow-glow-magenta);
}
.review-name { font-weight: 600; color: var(--text-strong); }
.review-role { font-size: 0.8rem; color: var(--text-muted); }
.review-stars { color: #F59E0B; margin-bottom: var(--space-3); letter-spacing: 2px; }

/* ========= FAQ ========= */
.faq { max-width: 800px; margin: 0 auto; display: flex; flex-direction: column; gap: var(--space-3); }
.faq-item {
    background: var(--surface);
    border: 1px solid var(--surface-border);
    border-radius: var(--r-md);
    box-shadow: var(--shadow-xs);
    overflow: hidden;
    transition: border-color 0.2s, box-shadow 0.2s;
}
.faq-item:hover { box-shadow: var(--shadow-sm); }
.faq-item[open] { border-color: rgba(255, 45, 135, 0.35); box-shadow: var(--shadow-md); }
.faq-item summary {
    padding: var(--space-6);
    cursor: pointer;
    font-weight: 600;
    font-size: 1.05rem;
    color: var(--text-strong);
    display: flex; align-items: center; justify-content: space-between;
    list-style: none;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
    content: '+';
    font-size: 1.6rem; font-weight: 300;
    color: var(--brand-magenta);
    transition: transform 0.25s;
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item .faq-body { padding: 0 var(--space-6) var(--space-6); color: var(--neutral-600); }

/* ========= Big CTA Section ========= */
.cta-section {
    text-align: center;
    padding: var(--space-32) 0;
    background:
        radial-gradient(ellipse at 30% 40%, rgba(255, 45, 135, 0.14), transparent 55%),
        radial-gradient(ellipse at 70% 60%, rgba(255, 214, 10, 0.18), transparent 55%),
        var(--bg-alt);
    position: relative;
    overflow: hidden;
}
.cta-section h2 { margin-bottom: var(--space-6); }
.cta-section p { max-width: 560px; margin: 0 auto var(--space-12); color: var(--text-muted); font-size: 1.1rem; }

/* ========= Footer ========= */
.footer {
    padding: var(--space-16) 0 var(--space-8);
    background: var(--slate-900);
    border-top: 1px solid var(--surface-border);
    color: #D1D5DB;
}
.footer .nav-logo { color: #ffffff; }
.footer .nav-logo .dot { color: var(--brand-yellow); }
.footer p { color: #9CA3AF !important; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: var(--space-8); margin-bottom: var(--space-12); }
.footer h4 { font-size: 0.9rem; text-transform: uppercase; letter-spacing: 0.15em; margin-bottom: var(--space-4); color: #ffffff; }
.footer ul { list-style: none; display: flex; flex-direction: column; gap: var(--space-2); }
.footer a { color: #9CA3AF; font-size: 0.95rem; transition: color 0.2s; }
.footer a:hover { color: var(--brand-yellow); }
.footer-bottom {
    text-align: center;
    padding-top: var(--space-8);
    border-top: 1px solid rgba(255,255,255,0.08);
    color: #9CA3AF; font-size: 0.85rem;
}

/* ========= Badges / Pills ========= */
.pill {
    display: inline-flex; align-items: center; gap: var(--space-2);
    padding: 8px 16px; border-radius: var(--r-pill);
    background: var(--surface); border: 1px solid var(--surface-border);
    box-shadow: var(--shadow-xs);
    font-size: 0.82rem; color: var(--neutral-600); font-weight: 600;
    transition: box-shadow 0.2s, transform 0.2s;
}
.pill:hover { box-shadow: var(--shadow-sm); transform: translateY(-1px); }
.pill .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--brand-magenta); box-shadow: 0 0 0 4px rgba(255, 45, 135, 0.15); }

/* ========= Responsive ========= */
@media (max-width: 900px) {
    .hero-grid { grid-template-columns: 1fr; }
    .hero-visual { order: -1; max-width: 400px; margin: 0 auto; }
    .nav-links { display: none; }
    .hero-stats { flex-wrap: wrap; gap: var(--space-6); }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .cta-line.massive { padding: 22px 40px; font-size: 1.2rem; }
}
@media (max-width: 540px) {
    section { padding: var(--space-16) 0; }
    .footer-grid { grid-template-columns: 1fr; }
    .package.featured { transform: none; }
    .cta-line { padding: 18px 36px; font-size: 1rem; }
    /* On narrow phones, let Thai text wrap naturally instead of overflowing */
    .hero-title span[style*="nowrap"] { white-space: normal !important; }
}