/* ═══════════════════════════════════════════════
   رهاورد دانش — Landing Page Styles
   ═══════════════════════════════════════════════ */

:root {
    --color-primary: #1a3a5c;
    --color-primary-light: #2d5f8a;
    --color-primary-lighter: #e8f0f8;
    --color-gold: #f0a500;
    --color-gold-light: #ffc940;
    --color-gold-lighter: #fef9f0;
    --color-green: #10b981;
    --color-green-light: #34d399;
    --color-green-lighter: #ecfdf5;
    --color-bg: #ffffff;
    --color-bg-alt: #f8fafc;
    --color-text: #1e293b;
    --color-text-mid: #475569;
    --color-text-light: #64748b;
    --color-border: #e2e8f0;
    --font-body: 'Vazirmatn', 'Tahoma', system-ui, sans-serif;
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow: 0 4px 6px -1px rgba(0,0,0,0.07), 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(0,0,0,0.05);
    --shadow-lg: 0 20px 25px -5px rgba(0,0,0,0.10), 0 8px 10px -6px rgba(0,0,0,0.05);
    --radius-sm: 8px;
    --radius: 14px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html { scroll-behavior: smooth; }

body {
    font-family: var(--font-body);
    color: var(--color-text);
    background: var(--color-bg);
    line-height: 1.85;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

/* ─── Font Display Override ─── */
@font-face {
    font-family: Vazirmatn;
    font-display: swap;
}

/* ─── Progress Bar ─── */
.progress-bar {
    position: fixed; top: 0; right: 0; height: 3px;
    background: linear-gradient(to left, var(--color-gold), var(--color-green));
    z-index: 10000; width: 0%; transition: width 80ms linear;
}

/* ─── Header ─── */
.header {
    position: fixed; top: 0; right: 0; left: 0; z-index: 1000;
    padding: 16px 0; transition: var(--transition);
}
.header.scrolled {
    background: rgba(255,255,255,0.94);
    backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
    box-shadow: var(--shadow); padding: 10px 0;
}
.header-inner {
    max-width: 1200px; margin: 0 auto; padding: 0 24px;
    display: flex; align-items: center; justify-content: space-between;
}
.logo {
    display: flex; align-items: center; gap: 10px;
    text-decoration: none; font-weight: 900; font-size: 1.35rem;
    color: #fff; transition: var(--transition);
}
.header.scrolled .logo { color: var(--color-primary); }
.logo-img {
    width: 44px; height: 44px; object-fit: contain;
    border-radius: var(--radius-sm); flex-shrink: 0;
}
.logo-icon {
    width: 44px; height: 44px; background: var(--color-gold);
    border-radius: var(--radius-sm); display: flex;
    align-items: center; justify-content: center; font-size: 1.4rem;
    flex-shrink: 0;
}
.nav-links { display: flex; align-items: center; gap: 28px; list-style: none; }
.nav-links a {
    text-decoration: none; color: rgba(255,255,255,0.88);
    font-weight: 500; font-size: 0.95rem; transition: var(--transition);
    position: relative; padding: 4px 0;
}
.header.scrolled .nav-links a { color: var(--color-text-mid); }
.nav-links a::after {
    content: ''; position: absolute; bottom: -2px; right: 0;
    width: 0; height: 2px; background: var(--color-gold);
    border-radius: 1px; transition: width var(--transition);
}
.nav-links a:hover::after { width: 100%; }
.btn-nav {
    background: var(--color-gold) !important;
    color: var(--color-primary) !important;
    padding: 10px 24px !important; border-radius: 50px !important;
    font-weight: 700 !important;
}
.btn-nav:hover { background: var(--color-gold-light) !important; transform: translateY(-2px); }
.btn-nav::after { display: none !important; }

/* Hamburger */
.hamburger {
    display: none; background: none; border: none; cursor: pointer;
    padding: 6px; color: #fff; z-index: 1001;
}
.header.scrolled .hamburger { color: var(--color-primary); }
.hamburger svg { width: 28px; height: 28px; }

/* Mobile nav */
.mobile-nav {
    display: none; position: fixed; top: 0; right: 0; bottom: 0;
    width: 300px; background: #fff; z-index: 2000; padding: 80px 24px 24px;
    box-shadow: -10px 0 40px rgba(0,0,0,0.15);
    transform: translateX(100%); transition: transform 0.35s ease;
}
.mobile-nav.open { transform: translateX(0); }
.mobile-overlay {
    display: none; position: fixed; inset: 0;
    background: rgba(0,0,0,0.45); z-index: 1999;
}
.mobile-overlay.show { display: block; }
.mobile-nav a {
    display: block; padding: 14px 16px; text-decoration: none;
    color: var(--color-text); font-weight: 500; font-size: 1.05rem;
    border-radius: var(--radius-sm); transition: var(--transition);
}
.mobile-nav a:hover { background: var(--color-bg-alt); color: var(--color-primary); }
.mobile-nav .btn-nav { text-align: center; margin-top: 16px; }

/* ─── Buttons ─── */
.btn {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 14px 32px; border-radius: 50px;
    font-family: var(--font-body); font-size: 1rem; font-weight: 700;
    text-decoration: none; cursor: pointer; border: none;
    transition: var(--transition); white-space: nowrap; line-height: 1;
}
.btn-gold { background: var(--color-gold); color: var(--color-primary); }
.btn-gold:hover { background: var(--color-gold-light); transform: translateY(-3px); box-shadow: 0 12px 30px rgba(240,165,0,0.35); }
.btn-outline { background: transparent; color: #fff; border: 2px solid rgba(255,255,255,0.35); }
.btn-outline:hover { background: rgba(255,255,255,0.1); border-color: rgba(255,255,255,0.7); transform: translateY(-3px); }
.btn-white { background: #fff; color: var(--color-primary); }
.btn-white:hover { background: #f1f5f9; transform: translateY(-3px); box-shadow: 0 12px 30px rgba(255,255,255,0.25); }
.btn-lg { padding: 17px 38px; font-size: 1.1rem; }

/* ─── Hero ─── */
.hero {
    min-height: 100vh; display: flex; align-items: center;
    background: linear-gradient(160deg, #0b2238 0%, #1a3a5c 35%, #1e4d7a 65%, #1a3a5c 100%);
    position: relative; overflow: hidden;
}
.hero-bg-orb {
    position: absolute; border-radius: 50%; filter: blur(90px); opacity: 0.18;
}
.hero-bg-orb-1 { width: 600px; height: 600px; background: #f0a500; top: -200px; left: -150px; animation: orbFloat 10s ease-in-out infinite; }
.hero-bg-orb-2 { width: 450px; height: 450px; background: #10b981; bottom: -150px; right: -100px; animation: orbFloat 12s ease-in-out infinite reverse; }
@keyframes orbFloat {
    0%,100% { transform: translate(0,0) scale(1); }
    50% { transform: translate(40px,-30px) scale(1.1); }
}
.hero-grid {
    max-width: 1200px; margin: 0 auto; padding: 100px 24px 60px;
    display: grid; grid-template-columns: 1fr 1fr; gap: 60px;
    align-items: center; position: relative; z-index: 1; width: 100%;
}
.hero-badge {
    display: inline-flex; align-items: center; gap: 8px;
    background: rgba(255,255,255,0.08); backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.12);
    padding: 8px 18px; border-radius: 50px;
    font-size: 0.85rem; font-weight: 600; color: var(--color-gold-light);
    margin-bottom: 24px;
}
.hero-badge-dot { width: 7px; height: 7px; background: var(--color-green); border-radius: 50%; animation: dotPulse 2s ease-in-out infinite; }
@keyframes dotPulse {
    0%,100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.45; transform: scale(1.5); }
}
.hero-title {
    font-size: clamp(2.2rem, 5vw, 3.4rem); font-weight: 900;
    color: #fff; line-height: 1.3; margin-bottom: 18px; letter-spacing: -0.3px;
}
.hero-title .hl {
    background: linear-gradient(135deg, var(--color-gold), var(--color-gold-light));
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    background-clip: text;
}
.hero-desc {
    font-size: 1.1rem; color: rgba(255,255,255,0.75);
    line-height: 1.95; margin-bottom: 32px; max-width: 500px;
}
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; align-items: center; }
.hero-meta { display: flex; gap: 28px; margin-top: 28px; }
.hero-meta-item { color: rgba(255,255,255,0.65); font-size: 0.85rem; display: flex; align-items: center; gap: 6px; }

/* Hero visual */
.hero-visual { position: relative; display: flex; align-items: center; justify-content: center; }
.hero-card-stack { position: relative; width: 360px; height: 400px; }
.hcard {
    position: absolute; border-radius: var(--radius-lg);
    box-shadow: 0 25px 50px -12px rgba(0,0,0,0.3);
}
.hcard-1 {
    top: 0; right: 0; width: 270px; padding: 28px;
    background: #fff; z-index: 3;
}
.hcard-icon { width: 48px; height: 48px; background: var(--color-green-lighter); color: var(--color-green); border-radius: var(--radius-sm); display: flex; align-items: center; justify-content: center; font-size: 1.4rem; margin-bottom: 14px; }
.hcard-title { font-weight: 800; font-size: 1.05rem; color: var(--color-text); margin-bottom: 4px; }
.hcard-sub { font-size: 0.82rem; color: var(--color-text-light); }

.hcard-2 {
    top: 130px; right: 70px; width: 250px; padding: 28px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    z-index: 2; color: #fff;
}
.hcard-stat { font-size: 2.6rem; font-weight: 900; color: var(--color-gold); line-height: 1; margin-bottom: 6px; }
.hcard-label { font-size: 0.88rem; opacity: 0.85; }

.hcard-3 {
    top: 270px; right: 15px; width: 230px; padding: 20px 24px;
    background: var(--color-gold-lighter); z-index: 1;
    display: flex; align-items: center; gap: 12px;
}
.avatars { display: flex; }
.avatars span {
    width: 40px; height: 40px; border-radius: 50%; border: 3px solid #fff;
    display: flex; align-items: center; justify-content: center;
    font-weight: 700; font-size: 0.85rem; color: #fff; margin-left: -10px;
}
.avatars span:nth-child(1) { background: var(--color-green); }
.avatars span:nth-child(2) { background: var(--color-gold); }
.avatars span:nth-child(3) { background: #6366f1; }

/* ─── Section Common ─── */
.section { padding: 100px 24px; }
.section-container { max-width: 1200px; margin: 0 auto; }
.section-eyebrow {
    display: inline-block; font-size: 0.85rem; font-weight: 700;
    padding: 6px 18px; border-radius: 50px; margin-bottom: 16px;
}
.eyebrow-green { background: var(--color-green-lighter); color: var(--color-green); }
.eyebrow-gold { background: var(--color-gold-lighter); color: #b45309; }
.section-title {
    font-size: clamp(1.7rem, 3.5vw, 2.4rem); font-weight: 900;
    color: var(--color-primary); line-height: 1.4; margin-bottom: 14px;
}
.section-sub {
    font-size: 1.05rem; color: var(--color-text-mid);
    max-width: 600px; line-height: 1.9; margin-bottom: 56px;
}
.text-center { text-align: center; }
.mx-auto { margin-left: auto; margin-right: auto; }

/* ─── Stats Bar ─── */
.stats-bar {
    background: var(--color-primary); padding: 56px 24px;
    position: relative; overflow: hidden;
}
.stats-bar::before {
    content: ''; position: absolute; inset: 0;
    background: radial-gradient(ellipse at center, rgba(240,165,0,0.1) 0%, transparent 70%);
    pointer-events: none;
}
.stats-grid {
    display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px;
    position: relative; z-index: 1;
}
.stat-card {
    text-align: center; padding: 28px 16px; border-radius: var(--radius);
    background: rgba(255,255,255,0.04); border: 1px solid rgba(255,255,255,0.06);
    transition: var(--transition);
}
.stat-card:hover { background: rgba(255,255,255,0.09); transform: translateY(-4px); }
.stat-icon { font-size: 2rem; margin-bottom: 10px; color: #fff; }
.stat-value { font-size: 2.4rem; font-weight: 900; color: #fff; line-height: 1.1; margin-bottom: 4px; }
.stat-label { font-size: 0.88rem; color: #94a3b8; }

/* ─── Features ─── */
#features { background: var(--color-bg-alt); }
.features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.feat-card {
    background: #fff; border-radius: var(--radius-lg); padding: 34px 26px;
    border: 1px solid var(--color-border); transition: var(--transition);
    position: relative; overflow: hidden;
}
.feat-card::after {
    content: ''; position: absolute; top: 0; right: 0; width: 0; height: 4px;
    background: linear-gradient(to left, var(--color-gold), var(--color-green));
    transition: width 0.45s ease;
}
.feat-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); border-color: transparent; }
.feat-card:hover::after { width: 100%; }
.feat-icon {
    width: 56px; height: 56px; border-radius: var(--radius-sm);
    display: flex; align-items: center; justify-content: center;
    font-size: 1.5rem; margin-bottom: 18px;
}
.fi-blue { background: #eff6ff; color: #3b82f6; }
.fi-green { background: #ecfdf5; color: #10b981; }
.fi-orange { background: #fff7ed; color: #f97316; }
.fi-purple { background: #f5f3ff; color: #8b5cf6; }
.fi-teal { background: #f0fdfa; color: #14b8a6; }
.fi-rose { background: #fff1f2; color: #f43f5e; }
.feat-card h3 { font-size: 1.1rem; font-weight: 800; margin-bottom: 8px; }
.feat-card p { font-size: 0.9rem; color: var(--color-text-mid); line-height: 1.85; }

/* ─── How It Works ─── */
.steps-container {
    display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px;
    position: relative;
}
.steps-container::before {
    content: ''; position: absolute; top: 46px; right: 15%; left: 15%;
    height: 2px; background: var(--color-border); z-index: 0;
}
.step {
    text-align: center; position: relative; z-index: 1; padding: 0 12px;
}
.step-num {
    width: 60px; height: 60px; border-radius: 50%;
    background: #fff; border: 3px solid var(--color-primary);
    color: var(--color-primary); font-weight: 900; font-size: 1.3rem;
    display: flex; align-items: center; justify-content: center;
    margin: 0 auto 18px; transition: var(--transition);
}
.step:hover .step-num {
    background: var(--color-primary); color: #fff;
    box-shadow: 0 8px 24px rgba(26,58,92,0.3); transform: scale(1.08);
}
.step h4 { font-size: 1rem; font-weight: 800; margin-bottom: 4px; }
.step p { font-size: 0.85rem; color: var(--color-text-light); line-height: 1.75; }

/* ─── Testimonials ─── */
.testi-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.testi-card {
    background: var(--color-bg-alt); border-radius: var(--radius-lg);
    padding: 30px 26px; transition: var(--transition); border: 1px solid transparent;
}
.testi-card:hover { background: #fff; box-shadow: var(--shadow-md); border-color: var(--color-border); transform: translateY(-3px); }
.testi-stars { color: var(--color-gold); font-size: 1rem; margin-bottom: 14px; letter-spacing: 2px; }
.testi-text { font-size: 0.93rem; color: var(--color-text-mid); line-height: 1.9; margin-bottom: 18px; }
.testi-author { display: flex; align-items: center; gap: 10px; }
.testi-avatar {
    width: 44px; height: 44px; border-radius: 50%; background: var(--color-primary-light);
    display: flex; align-items: center; justify-content: center;
    color: #fff; font-weight: 700; font-size: 0.95rem; flex-shrink: 0;
}
.testi-name { font-weight: 700; font-size: 0.9rem; }
.testi-role { font-size: 0.78rem; color: var(--color-text-light); }

/* ─── About ─── */
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.about-visual { position: relative; }
.about-img {
    width: 100%; aspect-ratio: 4/3; border-radius: var(--radius-xl);
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    display: flex; align-items: center; justify-content: center;
    font-size: 6rem; color: #fff; position: relative; z-index: 1;
    box-shadow: var(--shadow-lg);
}
.about-dots {
    position: absolute; bottom: -28px; left: -28px; width: 150px; height: 150px;
    background: radial-gradient(circle, var(--color-gold) 3px, transparent 3px);
    background-size: 22px 22px; z-index: 0;
}
.about-values {
    display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 24px;
}
.about-val {
    display: flex; align-items: center; gap: 10px; padding: 12px 14px;
    background: var(--color-bg-alt); border-radius: var(--radius-sm);
    font-size: 0.88rem; font-weight: 600; transition: var(--transition);
}
.about-val:hover { background: var(--color-primary-lighter); }

/* ─── Programs ─── */
#programs { background: var(--color-gold-lighter); }
.prog-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.prog-card {
    background: #fff; border-radius: var(--radius-lg); padding: 30px 22px;
    text-align: center; box-shadow: var(--shadow-sm); transition: var(--transition);
    border: 2px solid transparent;
}
.prog-card:hover { border-color: var(--color-gold); transform: translateY(-5px); box-shadow: var(--shadow-md); }
.prog-icon {
    width: 64px; height: 64px; margin: 0 auto 16px; border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.8rem; background: var(--color-gold-lighter); color: var(--color-primary);
}
.prog-card h3 { font-size: 1.05rem; font-weight: 800; margin-bottom: 6px; }
.prog-card p { font-size: 0.85rem; color: var(--color-text-light); line-height: 1.75; }

/* ─── CTA ─── */
#cta {
    background: linear-gradient(135deg, #0b2238, var(--color-primary), #1e4d7a);
    position: relative; overflow: hidden;
}
#cta::before {
    content: ''; position: absolute; top: -60px; right: -60px;
    width: 350px; height: 350px; border-radius: 50%;
    background: radial-gradient(circle, rgba(240,165,0,0.2) 0%, transparent 70%);
}
.cta-content { position: relative; z-index: 1; text-align: center; color: #fff; }
.cta-content h2 { font-size: clamp(1.7rem, 3.5vw, 2.4rem); font-weight: 900; margin-bottom: 14px; }
.cta-content > p { font-size: 1.05rem; color: rgba(255,255,255,0.78); margin-bottom: 32px; max-width: 500px; margin-left: auto; margin-right: auto; line-height: 1.9; }
.cta-actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.cta-guarantee {
    display: flex; align-items: center; justify-content: center; gap: 6px;
    margin-top: 22px; color: rgba(255,255,255,0.55); font-size: 0.85rem;
}

/* ─── FAQ ─── */
.faq-list { max-width: 780px; margin: 0 auto; display: flex; flex-direction: column; gap: 10px; }
.faq-item {
    background: #fff; border: 1px solid var(--color-border);
    border-radius: var(--radius); overflow: hidden; transition: var(--transition);
}
.faq-item summary {
    padding: 18px 22px;
    font-family: var(--font-body); font-size: 0.98rem; font-weight: 700;
    color: var(--color-text); cursor: pointer;
    display: flex; align-items: center; justify-content: space-between;
    gap: 12px; line-height: 1.6;
    list-style: none; user-select: none;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::marker { display: none; content: none; }
.faq-q-icon { flex-shrink: 0; font-size: 1.2rem; color: var(--color-primary); transition: transform 0.35s ease; }
.faq-item[open] .faq-q-icon { transform: rotate(45deg); color: var(--color-gold); }
.faq-a-inner { padding: 0 22px 18px; font-size: 0.9rem; color: var(--color-text-mid); line-height: 1.95; }

/* ─── Contact ─── */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start; }
.contact-info-item { display: flex; gap: 14px; margin-bottom: 22px; }
.contact-icon {
    width: 46px; height: 46px; border-radius: var(--radius-sm);
    background: var(--color-green-lighter); color: var(--color-green);
    display: flex; align-items: center; justify-content: center;
    font-size: 1.2rem; flex-shrink: 0;
}
.contact-info-item h4 { font-size: 0.95rem; font-weight: 800; margin-bottom: 2px; }
.contact-info-item p { font-size: 0.9rem; color: var(--color-text-mid); }
.contact-form {
    background: var(--color-bg-alt); border-radius: var(--radius-xl);
    padding: 32px; box-shadow: var(--shadow);
}
.form-group { margin-bottom: 18px; }
.form-group label { display: block; font-weight: 700; font-size: 0.88rem; margin-bottom: 6px; color: var(--color-text); }
.form-group input, .form-group textarea, .form-group select {
    width: 100%; padding: 13px 16px; border: 2px solid var(--color-border);
    border-radius: var(--radius-sm); font-family: var(--font-body);
    font-size: 0.93rem; transition: var(--transition); background: #fff; color: var(--color-text);
}
.form-group input:focus, .form-group textarea:focus, .form-group select:focus {
    outline: none; border-color: var(--color-green);
    box-shadow: 0 0 0 3px rgba(16,185,129,0.08);
}
.form-group textarea { resize: vertical; min-height: 110px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }

/* ─── Form Status Messages ─── */
.form-status {
    display: none; text-align: center; padding: 12px; border-radius: var(--radius-sm);
    font-weight: 600; font-size: 0.9rem; margin-bottom: 18px;
}
.form-status.success { display: block; background: var(--color-green-lighter); color: var(--color-green); }
.form-status.error { display: block; background: #fef2f2; color: #ef4444; }

/* ─── Footer ─── */
.footer {
    background: var(--color-primary); color: rgba(255,255,255,0.78);
    padding: 56px 24px 24px;
}
.footer-grid {
    max-width: 1200px; margin: 0 auto;
    display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px;
    margin-bottom: 36px;
}
.footer-brand p { margin-top: 14px; font-size: 0.88rem; line-height: 1.9; color: rgba(255,255,255,0.6); }
.footer-heading { color: #fff; font-weight: 800; margin-bottom: 16px; font-size: 0.95rem; }
.footer-links { list-style: none; display: flex; flex-direction: column; gap: 8px; }
.footer-links a { color: rgba(255,255,255,0.6); text-decoration: none; font-size: 0.85rem; transition: var(--transition); }
.footer-links a:hover { color: var(--color-gold); }
.footer-bottom {
    max-width: 1200px; margin: 0 auto; padding-top: 20px;
    border-top: 1px solid rgba(255,255,255,0.08);
    display: flex; justify-content: space-between; align-items: center;
    font-size: 0.82rem; color: rgba(255,255,255,0.45); flex-wrap: wrap; gap: 10px;
}
.footer-social { display: flex; gap: 10px; }
.footer-social a {
    width: 38px; height: 38px; border-radius: 50%;
    background: rgba(255,255,255,0.08); display: flex;
    align-items: center; justify-content: center; text-decoration: none;
    font-size: 1rem; transition: var(--transition); color: #fff;
}
.footer-social a:hover { background: var(--color-gold); color: var(--color-primary); transform: translateY(-3px); }

/* ─── Back to Top ─── */
.btt {
    position: fixed; bottom: 24px; left: 24px; width: 46px; height: 46px;
    border-radius: 50%; background: var(--color-primary); color: #fff;
    border: none; cursor: pointer; font-size: 1.2rem;
    display: flex; align-items: center; justify-content: center;
    opacity: 0; visibility: hidden; transform: translateY(16px);
    transition: var(--transition); z-index: 999; box-shadow: var(--shadow-md);
}
.btt.show { opacity: 1; visibility: visible; transform: translateY(0); }
.btt:hover { background: var(--color-gold); color: var(--color-primary); transform: translateY(-4px); }

/* ─── Phosphor Icon Tweaks ─── */
.ph { display: inline-block; vertical-align: middle; line-height: 1; flex-shrink: 0; }

/* ─── Reduced Motion ─── */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
}

/* ─── Responsive ─── */
@media (max-width: 1024px) {
    .hero-grid { grid-template-columns: 1fr; gap: 40px; text-align: center; }
    .hero-desc { margin-left: auto; margin-right: auto; }
    .hero-actions { justify-content: center; }
    .hero-meta { justify-content: center; }
    .hero-visual { display: none; }
    .features-grid { grid-template-columns: repeat(2, 1fr); }
    .prog-grid { grid-template-columns: repeat(2, 1fr); }
    .steps-container { grid-template-columns: repeat(2, 1fr); gap: 28px; }
    .steps-container::before { display: none; }
    .about-grid { grid-template-columns: 1fr; gap: 36px; }
    .testi-grid { grid-template-columns: repeat(2, 1fr); }
    .contact-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: repeat(2, 1fr); }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .nav-links { display: none; }
    .hamburger { display: block; }
    .mobile-nav { display: block; }
    .section { padding: 64px 16px; }
    .section-title { font-size: 1.6rem; }
    .features-grid, .prog-grid, .testi-grid, .steps-container { grid-template-columns: 1fr; }
    .stat-value { font-size: 1.8rem; }
    .about-values { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; gap: 28px; }
    .footer-bottom { flex-direction: column; text-align: center; }
    .cta-actions { flex-direction: column; align-items: center; }
    .form-row { grid-template-columns: 1fr; }
    .hero-meta { flex-wrap: wrap; gap: 14px; }
    .section-sub { margin-bottom: 36px; }
}

@media (max-width: 480px) {
    .hero-title { font-size: 1.7rem; }
    .stats-grid { grid-template-columns: 1fr 1fr; gap: 10px; }
    .stat-value { font-size: 1.5rem; }
    .btn { padding: 12px 24px; font-size: 0.9rem; }
}