/* ─── Reset & Base ─── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body {
    min-height: 100vh;
    background: #FEFCF8;
    color: #1C1917;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; border: none; background: none; color: inherit; }
ul { list-style: none; }

/* ─── Utility ─── */
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.section { padding: 120px 0; }
.section-eyebrow {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: #059669;
    margin-bottom: 12px;
}
.section-title {
    font-family: 'Playfair Display', Georgia, serif;
    font-size: clamp(28px, 4vw, 48px);
    font-weight: 500;
    line-height: 1.15;
    color: #1C1917;
    margin-bottom: 20px;
}
.section-subtitle {
    font-size: 17px;
    font-weight: 300;
    color: #57534E;
    max-width: 540px;
    line-height: 1.7;
}

/* ─── Buttons ─── */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: 100px;
    font-size: 14px;
    font-weight: 500;
    letter-spacing: 0.02em;
    transition: all 0.25s ease;
}
.btn-primary {
    background: #059669;
    color: #fff;
}
.btn-primary:hover { background: #047857; transform: translateY(-1px); }
.btn-ghost {
    background: transparent;
    color: #1C1917;
    border: 1px solid #D6D3D1;
}
.btn-ghost:hover { border-color: #059669; color: #059669; }
.btn-nav {
    background: #059669;
    color: #fff;
    padding: 10px 22px;
    font-size: 13px;
}
.btn-nav:hover { background: #047857; }

/* ─── Navbar ─── */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: rgba(254, 252, 248, 0.85);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(0,0,0,0.06);
    transition: box-shadow 0.3s ease;
}
.nav.scrolled { box-shadow: 0 1px 20px rgba(0,0,0,0.06); }
.nav-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 17px;
    font-weight: 600;
    color: #1C1917;
    letter-spacing: -0.02em;
}
.nav-logo-icon { flex-shrink: 0; }
.nav-links {
    display: flex;
    align-items: center;
    gap: 36px;
}
.nav-links a:not(.btn) {
    font-size: 14px;
    font-weight: 400;
    color: #57534E;
    transition: color 0.2s;
    position: relative;
}
.nav-links a:not(.btn):hover { color: #059669; }
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 4px;
}
.nav-toggle-line {
    display: block;
    width: 22px;
    height: 1.5px;
    background: #1C1917;
    transition: all 0.3s ease;
    transform-origin: center;
}
.nav-toggle[aria-expanded="true"] .nav-toggle-line:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle-line:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] .nav-toggle-line:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* ─── Hero ─── */
.hero {
    padding-top: 72px;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    overflow: hidden;
    position: relative;
}
.hero-grid {
    max-width: 1200px;
    margin: 0 auto;
    padding: 80px 24px 60px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}
.hero-eyebrow {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: #059669;
    margin-bottom: 20px;
}
.hero-title {
    font-family: 'Playfair Display', Georgia, serif;
    font-size: clamp(32px, 4.5vw, 56px);
    font-weight: 500;
    line-height: 1.12;
    color: #1C1917;
    margin-bottom: 24px;
    max-width: 560px;
}
.hero-subtitle {
    font-size: 17px;
    font-weight: 300;
    color: #57534E;
    line-height: 1.75;
    max-width: 460px;
    margin-bottom: 36px;
}
.hero-actions {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
    margin-bottom: 28px;
}
.hero-note {
    font-size: 13px;
    color: #78716C;
    font-weight: 400;
}
.hero-visual {
    position: relative;
    display: flex;
    justify-content: flex-end;
}
.hero-img-wrap {
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 32px 64px rgba(0,0,0,0.10);
    aspect-ratio: 520/600;
    width: 100%;
    max-width: 520px;
}
.hero-img-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Floating cards */
.float-card {
    position: absolute;
    background: #fff;
    border-radius: 16px;
    padding: 16px 20px;
    display: flex;
    align-items: center;
    gap: 14px;
    box-shadow: 0 8px 32px rgba(0,0,0,0.08), 0 2px 8px rgba(0,0,0,0.04);
    border: 1px solid rgba(0,0,0,0.05);
    z-index: 2;
    animation: float 6s ease-in-out infinite;
}
.float-card--top { top: 10%; left: -30px; animation-delay: 0s; }
.float-card--mid { top: 45%; left: -50px; animation-delay: 2s; }
.float-card--bot { bottom: 12%; left: -20px; animation-delay: 4s; }
.float-card-icon {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    background: #ECFDF5;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #059669;
    flex-shrink: 0;
}
.float-card-value {
    display: block;
    font-size: 18px;
    font-weight: 600;
    color: #1C1917;
    line-height: 1.2;
}
.float-card-label {
    display: block;
    font-size: 12px;
    color: #78716C;
    font-weight: 400;
}
@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.hero-line {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}
.hero-line hr {
    border: none;
    height: 1px;
    background: linear-gradient(90deg, transparent, #D6D3D1, transparent);
}

/* ─── How It Works ─── */
.works { background: #fff; }
.works .container { text-align: center; }
.works .section-subtitle { margin: 0 auto 64px; }
.steps-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    text-align: left;
}
.step-card {
    background: #FEFCF8;
    border-radius: 20px;
    padding: 40px 32px 32px;
    border: 1px solid rgba(0,0,0,0.05);
    transition: box-shadow 0.3s ease, transform 0.3s ease;
}
.step-card:hover {
    box-shadow: 0 16px 48px rgba(0,0,0,0.07);
    transform: translateY(-4px);
}
.step-num {
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.1em;
    color: #059669;
    display: block;
    margin-bottom: 16px;
}
.step-title {
    font-family: 'Playfair Display', Georgia, serif;
    font-size: 22px;
    font-weight: 500;
    color: #1C1917;
    margin-bottom: 12px;
    line-height: 1.3;
}
.step-desc {
    font-size: 15px;
    font-weight: 300;
    color: #57534E;
    line-height: 1.7;
    margin-bottom: 24px;
}
.step-visual {
    border-radius: 12px;
    overflow: hidden;
    aspect-ratio: 400/260;
}
.step-visual img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}
.step-card:hover .step-visual img { transform: scale(1.03); }

/* ─── Why Bitcoin ─── */
.why-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}
.why-content .section-subtitle { margin-bottom: 40px; }
.benefit-list { display: flex; flex-direction: column; gap: 18px; }
.benefit-list li {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    font-size: 15px;
    font-weight: 300;
    color: #57534E;
    line-height: 1.6;
}
.benefit-list li svg {
    flex-shrink: 0;
    margin-top: 3px;
    color: #059669;
}
.why-visual {
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 32px 64px rgba(0,0,0,0.10);
    aspect-ratio: 540/640;
}
.why-visual img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* ─── Location ─── */
.location { background: #fff; }
.location-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: stretch;
}
.location-info { display: flex; flex-direction: column; }
.location-info .section-subtitle { margin-bottom: 40px; }
.contact-list { display: flex; flex-direction: column; gap: 28px; margin-bottom: 36px; }
.contact-item dt {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: #059669;
    margin-bottom: 6px;
}
.contact-item dd {
    font-size: 16px;
    font-weight: 300;
    color: #1C1917;
    line-height: 1.7;
}
.contact-item dd a {
    color: #1C1917;
    border-bottom: 1px solid #D6D3D1;
    padding-bottom: 2px;
    transition: border-color 0.2s;
}
.contact-item dd a:hover { border-color: #059669; color: #059669; }
.btn-directions {
    align-self: flex-start;
}
.location-map {
    border-radius: 16px;
    overflow: hidden;
    min-height: 400px;
    box-shadow: 0 8px 32px rgba(0,0,0,0.08);
}

/* ─── FAQ ─── */
.faq .container { max-width: 800px; }
.faq .section-subtitle { margin-bottom: 48px; }
.faq-list { display: flex; flex-direction: column; }
.faq-item {
    border-bottom: 1px solid #E7E5E4;
}
.faq-btn {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    padding: 24px 0;
    text-align: left;
    font-size: 16px;
    font-weight: 400;
    color: #1C1917;
    transition: color 0.2s;
}
.faq-btn:hover { color: #059669; }
.faq-btn[aria-expanded="true"] { color: #059669; }
.faq-icon {
    flex-shrink: 0;
    transition: transform 0.3s ease;
    color: #78716C;
}
.faq-btn[aria-expanded="true"] .faq-icon { transform: rotate(45deg); color: #059669; }
.faq-a {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease, padding 0.3s ease;
}
.faq-a.open { max-height: 200px; }
.faq-a p {
    padding-bottom: 24px;
    font-size: 15px;
    font-weight: 300;
    color: #57534E;
    line-height: 1.75;
}

/* ─── Footer ─── */
.footer {
    background: #1C1917;
    color: #A8A29E;
    padding: 80px 0 0;
}
.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 60px;
    padding-bottom: 60px;
}
.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 17px;
    font-weight: 600;
    color: #fff;
    margin-bottom: 16px;
}
.footer-tagline {
    font-size: 14px;
    font-weight: 300;
    line-height: 1.7;
    max-width: 300px;
    color: #78716C;
}
.footer-links h4, .footer-contact h4 {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: #059669;
    margin-bottom: 20px;
}
.footer-links { display: flex; flex-direction: column; gap: 12px; }
.footer-links a {
    font-size: 14px;
    font-weight: 300;
    color: #A8A29E;
    transition: color 0.2s;
}
.footer-links a:hover { color: #fff; }
.footer-contact p {
    font-size: 14px;
    font-weight: 300;
    line-height: 1.7;
    color: #A8A29E;
    margin-bottom: 4px;
}
.footer-contact a {
    color: #A8A29E;
    border-bottom: 1px solid rgba(255,255,255,0.15);
    transition: color 0.2s, border-color 0.2s;
}
.footer-contact a:hover { color: #fff; border-color: #fff; }
.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.08);
    padding: 28px 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
}
.footer-bottom p {
    font-size: 13px;
    font-weight: 300;
    color: #78716C;
}
.footer-legal { max-width: 480px; text-align: right; }

/* ─── Scroll reveal ─── */
.reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.revealed { opacity: 1; transform: translateY(0); }

/* ─── Mobile ─── */
@media (max-width: 900px) {
    .nav-links {
        position: fixed;
        top: 72px;
        left: 0;
        right: 0;
        background: rgba(254, 252, 248, 0.98);
        backdrop-filter: blur(16px);
        -webkit-backdrop-filter: blur(16px);
        flex-direction: column;
        padding: 32px 24px;
        gap: 24px;
        border-bottom: 1px solid rgba(0,0,0,0.06);
        transform: translateY(-120%);
        opacity: 0;
        transition: transform 0.35s ease, opacity 0.35s ease;
        pointer-events: none;
    }
    .nav-links.open {
        transform: translateY(0);
        opacity: 1;
        pointer-events: all;
    }
    .nav-toggle { display: flex; }
    .hero-grid {
        grid-template-columns: 1fr;
        gap: 48px;
        padding-top: 40px;
    }
    .hero-visual { order: -1; justify-content: center; }
    .hero-img-wrap { max-width: 400px; aspect-ratio: 4/5; }
    .float-card { display: none; }
    .steps-grid { grid-template-columns: 1fr; max-width: 480px; margin: 0 auto; }
    .why-grid { grid-template-columns: 1fr; gap: 40px; }
    .why-visual { order: -1; aspect-ratio: 4/3; max-width: 540px; margin: 0 auto; }
    .location-grid { grid-template-columns: 1fr; }
    .location-map { min-height: 300px; }
    .footer-grid { grid-template-columns: 1fr; gap: 40px; }
    .footer-bottom { flex-direction: column; text-align: center; }
    .footer-legal { text-align: center; max-width: 100%; }
}

@media (max-width: 480px) {
    .section { padding: 80px 0; }
    .hero-grid { padding: 24px 20px 40px; }
    .hero-actions { flex-direction: column; }
    .hero-actions .btn { width: 100%; justify-content: center; }
}

@media (prefers-reduced-motion: no-preference) {
    .reveal { opacity: 0; transform: translateY(24px); }
    .reveal.revealed { opacity: 1; transform: translateY(0); }
}