/* =========================================
   ABOUT US — ADBELIV
   Dark × Gold + Light mode support
   ========================================= */

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

/* ── TOKENS (dark default) ──────────────── */
:root {
    --black:       #0a0a0a;
    --off-black:   #111111;
    --dark:        #1a1a1a;
    --gold:        #C9A84C;
    --gold-light:  #e8c97a;
    --gold-dim:    rgba(201,168,76,0.12);
    --border:      rgba(201,168,76,0.2);
    --border-dim:  rgba(255,255,255,0.06);
    --white:       #f8f6f2;
    --white-dim:   rgba(248,246,242,0.55);
    --font-display: 'Cormorant Garamond', serif;
    --font-body:    'DM Sans', sans-serif;
    --transition:   0.4s cubic-bezier(0.25,0.46,0.45,0.94);
    --section-pad:  100px 80px;

    /* Semantic tokens */
    --bg-primary:    #0a0a0a;
    --bg-secondary:  #111111;
    --bg-tertiary:   #1a1a1a;
    --text-primary:  #f8f6f2;
    --text-secondary: rgba(248,246,242,0.55);
    --text-faint:    rgba(248,246,242,0.3);
    --border-subtle: rgba(201,168,76,0.1);
    --border-mid:    rgba(201,168,76,0.2);
    --section-border: rgba(255,255,255,0.06);
    --shadow-mid:    rgba(0,0,0,0.5);
    --navbar-bg:     rgba(10,10,10,0.92);
    --img-brightness: brightness(0.75);
    --gold-accent:   #C9A84C;
    --cta-text:      #0a0a0a;
    --stat-bg:       rgba(201,168,76,0.12);
    --stat-border:   rgba(201,168,76,0.2);
    --benefit-bg:    #1a1a1a;
    --benefit-border: rgba(255,255,255,0.06);
}

/* ── LIGHT MODE ─────────────────────────── */
body.light-mode {
    --bg-primary:    #FAF8F4;
    --bg-secondary:  #F0EDE6;
    --bg-tertiary:   #E8E4DA;
    --text-primary:  #1C160A;
    --text-secondary: rgba(28,22,10,0.62);
    --text-faint:    rgba(28,22,10,0.35);
    --border-subtle: rgba(168,121,31,0.2);
    --border-mid:    rgba(168,121,31,0.28);
    --section-border: rgba(28,22,10,0.07);
    --shadow-mid:    rgba(90,65,10,0.1);
    --navbar-bg:     rgba(0,0,0,0.95);
    --img-brightness: brightness(0.97);
    --gold-accent:   #8F6514;
    --cta-text:      #FAF8F4;
    --stat-bg:       rgba(168,121,31,0.08);
    --stat-border:   rgba(168,121,31,0.25);
    --benefit-bg:    #EAE6DD;
    --benefit-border: rgba(28,22,10,0.08);
}

/* ── RESET ──────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
    font-family: var(--font-body);
    background: var(--bg-primary);
    color: var(--text-primary);
    overflow-x: hidden;
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    transition: background 0.5s ease, color 0.5s ease;
}

main { flex: 1; }

/* ── THEME TOGGLE ───────────────────────── */
.theme-toggle {
    position: fixed;
    bottom: 32px; right: 32px;
    z-index: 99999;
    width: 52px; height: 52px;
    border-radius: 50%;
    border: 1px solid var(--border-mid);
    background: var(--bg-secondary);
    cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    box-shadow: 0 8px 32px var(--shadow-mid);
    transition: background 0.5s ease, border-color 0.5s ease, transform 0.25s ease, box-shadow 0.3s ease;
    outline: none;
}
.theme-toggle:hover { transform: scale(1.09); box-shadow: 0 12px 40px var(--shadow-mid), 0 0 0 1px var(--gold-accent); border-color: var(--gold-accent); }
.theme-toggle:active { transform: scale(0.94); }

.toggle-icon { position: relative; width: 22px; height: 22px; display: flex; align-items: center; justify-content: center; }
.toggle-icon svg {
    position: absolute; width: 20px; height: 20px;
    fill: none; stroke: var(--gold-accent); stroke-width: 1.6;
    stroke-linecap: round; stroke-linejoin: round;
    transition: opacity 0.35s ease, transform 0.45s cubic-bezier(0.34,1.56,0.64,1), stroke 0.5s ease;
}
.toggle-icon .icon-moon { opacity: 1; transform: rotate(0deg) scale(1); }
.toggle-icon .icon-sun  { opacity: 0; transform: rotate(90deg) scale(0.5); }
body.light-mode .toggle-icon .icon-moon { opacity: 0; transform: rotate(-90deg) scale(0.5); }
body.light-mode .toggle-icon .icon-sun  { opacity: 1; transform: rotate(0deg) scale(1); }

.theme-toggle::after {
    content: attr(data-tooltip);
    position: absolute; right: 62px; bottom: 50%; transform: translateY(50%);
    background: var(--bg-tertiary); color: var(--text-secondary);
    font-family: var(--font-body); font-size: 0.7rem; letter-spacing: 0.08em;
    text-transform: uppercase; padding: 5px 10px; border-radius: 2px;
    border: 1px solid var(--border-mid); white-space: nowrap;
    opacity: 0; pointer-events: none; transition: opacity 0.2s ease;
}
.theme-toggle:hover::after { opacity: 1; }

@keyframes togglePulse {
    0%   { box-shadow: 0 0 0 0 rgba(201,168,76,0.5); }
    70%  { box-shadow: 0 0 0 12px rgba(201,168,76,0); }
    100% { box-shadow: 0 0 0 0 rgba(201,168,76,0); }
}
.theme-toggle.pulse { animation: togglePulse 0.65s ease-out; }

/* ── NAVBAR ─────────────────────────────── */
header {
    position: fixed; top: 0; left: 0; width: 100%; z-index: 9999;
    transition: background var(--transition), border-color 0.5s ease;
}
header.scrolled {
    background: var(--navbar-bg);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-mid);
}

/* Always dark header in light mode */
body.light-mode header { background: rgba(0,0,0,0.82); }
body.light-mode header.scrolled { background: rgba(0,0,0,0.95); border-bottom-color: rgba(201,168,76,0.2); }
body.light-mode .navbar .left a { color: rgba(248,246,242,0.65); }
body.light-mode .navbar .left a:hover { color: var(--gold-light); }
body.light-mode .lang-dropdown { color: rgba(248,246,242,0.7); border-color: rgba(201,168,76,0.35); }

.navbar {
    display: flex; justify-content: space-between; align-items: center;
    padding: 0 48px; height: 72px;
}
.navbar .left, .navbar .right { flex: 1; display: flex; align-items: center; }
.navbar .right { justify-content: flex-end; gap: 15px; }

.navbar .left a {
    font-family: var(--font-body); font-size: 0.85rem; font-weight: 400;
    letter-spacing: 0.12em; text-transform: uppercase;
    color: var(--text-secondary); text-decoration: none;
    transition: color var(--transition);
}
.navbar .left a:hover { color: var(--gold-accent); }

.logo { flex: 0 0 auto; display: flex; justify-content: center; }
.logo img { height: 55px; width: auto; transition: opacity var(--transition); }
.logo a:hover img { opacity: 0.8; }

.right .get-started-btn {
    font-family: var(--font-body); font-size: 0.8rem; font-weight: 500;
    letter-spacing: 0.1em; text-transform: uppercase;
    color: var(--bg-primary); background: var(--gold-accent);
    text-decoration: none; padding: 10px 22px; border-radius: 2px;
    transition: background var(--transition), transform var(--transition), color 0.5s ease;
    display: inline-block;
}
.right .get-started-btn:hover { background: var(--gold-light); transform: translateY(-1px); }

.language-selector { margin-left: 24px; }
.lang-dropdown {
    background: transparent; border: 1px solid rgba(201,168,76,0.3);
    color: var(--text-secondary); font-family: var(--font-body);
    font-size: 0.75rem; padding: 5px 8px; border-radius: 2px;
    cursor: pointer; outline: none; transition: border-color var(--transition);
}
.lang-dropdown:hover, .lang-dropdown:focus { border-color: var(--gold-accent); color: var(--text-primary); }
.lang-dropdown option { background: #1a1a1a; color: #f8f6f2; }

/* ── HERO ───────────────────────────────── */
.about-hero {
    min-height: 88vh; display: flex; align-items: center; justify-content: center;
    text-align: center; position: relative; padding: 120px 48px 80px; overflow: hidden;
    background: var(--bg-primary); transition: background 0.5s ease;
}
.about-hero::before {
    content: ''; position: absolute; inset: 0;
    background: radial-gradient(ellipse 70% 60% at 50% 40%, rgba(201,168,76,0.08) 0%, transparent 70%);
    pointer-events: none;
}
body.light-mode .about-hero {
    background: radial-gradient(ellipse 80% 55% at 50% -5%, rgba(168,121,31,0.1) 0%, #FAF8F4 65%);
}

.about-hero-inner { position: relative; z-index: 1; max-width: 760px; }

.about-hero-title {
    font-family: var(--font-display); font-size: clamp(3rem, 6vw, 5.5rem);
    font-weight: 300; line-height: 1.1; color: var(--text-primary); margin-bottom: 28px;
    transition: color 0.5s ease;
}
.about-hero-title em { color: var(--gold-accent); font-style: italic; transition: color 0.5s ease; }

.about-hero-sub {
    font-size: 1rem; font-weight: 300; color: var(--text-secondary);
    line-height: 1.8; max-width: 560px; margin: 0 auto; transition: color 0.5s ease;
}

.about-hero-deco {
    position: absolute; bottom: 0; left: 0; right: 0; height: 1px;
    background: linear-gradient(to right, transparent, var(--gold-accent), transparent);
    opacity: 0.25;
}

/* ── EYEBROW ────────────────────────────── */
.eyebrow {
    font-family: var(--font-body); font-size: 0.7rem; font-weight: 500;
    letter-spacing: 0.28em; text-transform: uppercase; color: var(--gold-accent);
    margin-bottom: 18px; display: block; transition: color 0.5s ease;
}

/* ── SECTIONS ───────────────────────────── */
.about-section {
    display: grid; grid-template-columns: 1fr 1fr; min-height: 600px; overflow: hidden;
    transition: background 0.5s ease;
}
.about-section--flip .about-text  { order: 2; }
.about-section--flip .about-image { order: 1; }

.about-text {
    padding: var(--section-pad); display: flex; flex-direction: column; justify-content: center;
    background: var(--bg-secondary); border-top: 1px solid var(--section-border);
    transition: background 0.5s ease, border-color 0.5s ease;
}
.about-text h2 {
    font-family: var(--font-display); font-size: clamp(2rem, 3.5vw, 3.2rem);
    font-weight: 300; line-height: 1.2; color: var(--text-primary); margin-bottom: 20px;
    transition: color 0.5s ease;
}
.about-text h2 em { color: var(--gold-accent); font-style: italic; transition: color 0.5s ease; }
.about-text > p { font-size: 0.95rem; font-weight: 300; color: var(--text-secondary); line-height: 1.8; transition: color 0.5s ease; }
.about-text strong { color: var(--gold-accent); font-weight: 500; transition: color 0.5s ease; }

.about-image { position: relative; overflow: hidden; }
.about-image img {
    width: 100%; height: 100%; object-fit: cover; display: block;
    transition: transform 0.8s ease, filter 0.5s ease; filter: var(--img-brightness);
}
.about-image:hover img { transform: scale(1.04); }

/* ── BENEFIT GRID ───────────────────────── */
.benefit-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 28px; }
.benefit-card {
    background: var(--benefit-bg); border: 1px solid var(--benefit-border); border-radius: 6px;
    padding: 20px; transition: border-color var(--transition), transform var(--transition), background 0.5s ease;
}
.benefit-card:hover { border-color: var(--border-mid); transform: translateY(-2px); }
.benefit-icon { font-size: 1.1rem; color: var(--gold-accent); margin-bottom: 10px; display: block; opacity: 0.8; transition: color 0.5s ease; }
.benefit-card h4 { font-family: var(--font-display); font-size: 1.05rem; font-weight: 600; color: var(--text-primary); margin-bottom: 6px; transition: color 0.5s ease; }
.benefit-card p { font-size: 0.78rem; color: var(--text-secondary); line-height: 1.6; transition: color 0.5s ease; }

/* ── STAT GRID ──────────────────────────── */
.stat-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 12px; margin-top: 28px; }
.stat-card {
    background: var(--stat-bg); border: 1px solid var(--stat-border); border-radius: 6px;
    padding: 20px 16px; text-align: center;
    transition: background var(--transition), border-color 0.5s ease;
}
.stat-card:hover { background: rgba(201,168,76,0.18); }
.stat-number { font-family: var(--font-display); font-size: 2.4rem; font-weight: 700; color: var(--gold-accent); line-height: 1; margin-bottom: 8px; transition: color 0.5s ease; }
.stat-label { font-size: 0.75rem; color: var(--text-secondary); line-height: 1.5; transition: color 0.5s ease; }

/* ── LIST ───────────────────────────────── */
.about-list { list-style: none; padding: 0; display: flex; flex-direction: column; gap: 10px; margin-top: 20px; }
.about-list li { font-size: 0.88rem; color: var(--text-secondary); display: flex; align-items: flex-start; gap: 10px; line-height: 1.5; transition: color 0.5s ease; }
.about-list li i { color: var(--gold-accent); font-size: 0.7rem; margin-top: 4px; flex-shrink: 0; transition: color 0.5s ease; }

/* ── CTA BANNER ─────────────────────────── */
.about-cta {
    background: var(--bg-secondary); border-top: 1px solid var(--border-mid);
    border-bottom: 1px solid var(--border-mid); padding: 100px 48px; text-align: center;
    position: relative; overflow: hidden; transition: background 0.5s ease, border-color 0.5s ease;
}
.about-cta::before {
    content: ''; position: absolute; inset: 0;
    background: radial-gradient(ellipse 60% 80% at 50% 50%, rgba(201,168,76,0.06) 0%, transparent 70%);
    pointer-events: none;
}
.about-cta-inner { position: relative; z-index: 1; max-width: 600px; margin: 0 auto; }
.about-cta h2 {
    font-family: var(--font-display); font-size: clamp(2rem,4vw,3.5rem); font-weight: 300;
    color: var(--text-primary); margin-bottom: 36px; line-height: 1.2; transition: color 0.5s ease;
}
.about-cta h2 em { color: var(--gold-accent); font-style: italic; transition: color 0.5s ease; }

.cta-btn {
    display: inline-block; padding: 14px 36px; background: var(--gold-accent);
    color: var(--cta-text); font-family: var(--font-body); font-size: 0.8rem; font-weight: 500;
    letter-spacing: 0.14em; text-transform: uppercase; text-decoration: none; border-radius: 2px;
    transition: background var(--transition), transform var(--transition), color 0.5s ease;
}
.cta-btn:hover { background: var(--gold-light); transform: translateY(-2px); }

/* ── FOOTER ─────────────────────────────── */
footer {
    background: var(--bg-secondary); border-top: 1px solid var(--border-subtle);
    padding: 32px 48px; display: flex; align-items: center; justify-content: center;
    transition: background 0.5s ease, border-color 0.5s ease;
}
footer p { font-family: var(--font-body); font-size: 0.78rem; letter-spacing: 0.1em; color: var(--text-faint); text-transform: uppercase; transition: color 0.5s ease; }

/* ── FADE-IN ANIMATIONS ─────────────────── */
.fade-section { opacity: 0; transform: translateY(40px); transition: opacity 0.9s ease, transform 0.9s ease; }
.fade-section.visible { opacity: 1; transform: translateY(0); }

/* ── RESPONSIVE ─────────────────────────── */
@media (max-width: 1024px) {
    :root { --section-pad: 72px 48px; }
}
@media (max-width: 900px) {
    .about-section { grid-template-columns: 1fr; }
    .about-section--flip .about-text,
    .about-section--flip .about-image { order: unset; }
    .about-image { height: 340px; }
    :root { --section-pad: 56px 32px; }
}
@media (max-width: 768px) {
    .navbar { padding: 0 20px; height: 60px; }
    .logo img { height: 28px; }
    .right .get-started-btn { padding: 8px 14px; font-size: 0.72rem; }
    .about-hero { padding: 100px 24px 60px; }
    .benefit-grid { grid-template-columns: 1fr; }
    .stat-grid { grid-template-columns: 1fr; }
    footer { padding: 28px 24px; }
    :root { --section-pad: 48px 24px; }
    .theme-toggle { bottom: 20px; right: 20px; width: 46px; height: 46px; }
    .theme-toggle::after { display: none; }
}
@media (max-width: 480px) {
    .about-image { height: 260px; }
    .navbar { padding: 0 10px; height: 52px; }
    .navbar .left a { font-size: 0.62rem; letter-spacing: 0.04em; }
    .logo img { height: 20px; }
    .navbar .right { gap: 4px; }
    .right .get-started-btn { padding: 5px 7px; font-size: 0.55rem; letter-spacing: 0.04em; }
    .language-selector { margin-left: 2px; }
    .lang-dropdown { font-size: 0.6rem; padding: 3px 4px; letter-spacing: 0; }
}