/* UnsubNinja — Clean, warm, human */
:root {
    --bg: #FAFAF8;
    --bg-alt: #F2F0EB;
    --text: #1a1a1a;
    --text-secondary: #555;
    --text-muted: #888;
    --accent: #E8432A;
    --accent-hover: #d13a23;
    --border: #E5E2DC;
    --radius: 10px;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-display: 'Instrument Serif', Georgia, serif;
}

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

body {
    font-family: var(--font-body);
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

.container { max-width: 1060px; margin: 0 auto; padding: 0 24px; }

/* Fade-in animation */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Nav */
.nav {
    position: fixed; top: 0; left: 0; right: 0; z-index: 100;
    padding: 16px 0;
    background: rgba(250, 250, 248, 0.9);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border);
}
.nav-inner { display: flex; justify-content: space-between; align-items: center; }
.logo {
    text-decoration: none; color: var(--text); font-weight: 600; font-size: 1.05rem;
    display: flex; align-items: center; gap: 7px;
}
.logo img { display: block; }
.logo-icon { color: var(--accent); }
.nav-links { display: flex; align-items: center; gap: 24px; }
.nav-link { color: var(--text-muted); text-decoration: none; font-size: 0.9rem; transition: color 0.2s; }
.nav-link:hover { color: var(--text); }
.nav-cta {
    padding: 8px 18px; border-radius: 8px; text-decoration: none;
    background: var(--text); color: #fff; font-weight: 500; font-size: 0.9rem;
    transition: background 0.2s;
}
.nav-cta:hover { background: #333; }

/* Hero */
.hero {
    padding: 150px 0 40px;
    text-align: center;
    max-width: 720px;
    margin: 0 auto;
}
.hero-headline {
    font-family: var(--font-display);
    font-size: clamp(2.4rem, 5.5vw, 3.6rem);
    font-weight: 400;
    line-height: 1.15;
    margin-bottom: 20px;
    letter-spacing: -0.01em;
}
.highlight { color: var(--accent); }
.hero-sub {
    max-width: 520px; margin: 0 auto 32px;
    color: var(--text-secondary); font-size: 1.1rem; line-height: 1.7;
}
.hero-cta { display: flex; flex-direction: column; align-items: center; gap: 10px; }
.btn-primary {
    display: inline-block; padding: 13px 30px; border-radius: 8px;
    background: var(--accent); color: #fff; font-weight: 600; font-size: 1rem;
    text-decoration: none; border: none; cursor: pointer;
    transition: background 0.2s;
}
.btn-primary:hover { background: var(--accent-hover); }
.hero-note { font-size: 0.82rem; color: var(--text-muted); }

/* Mockup */
.mockup-section {
    padding: 20px 0 80px;
}
.mockup {
    border-radius: 12px;
    border: 1px solid var(--border);
    background: #fff;
    overflow: hidden;
    box-shadow: 0 4px 40px rgba(0,0,0,0.06), 0 1px 3px rgba(0,0,0,0.04);
}
.mockup-chrome {
    display: flex; align-items: center; gap: 12px;
    padding: 12px 16px;
    background: #F8F7F4;
    border-bottom: 1px solid var(--border);
}
.mockup-dots { display: flex; gap: 6px; }
.mockup-dots span {
    width: 10px; height: 10px; border-radius: 50%;
    background: var(--border);
}
.mockup-url {
    flex: 1; text-align: center;
    font-size: 0.78rem; color: var(--text-muted);
    background: var(--bg); border-radius: 6px; padding: 4px 12px;
    margin-right: 52px;
}
.mockup-body {
    display: flex; min-height: 360px;
}
.mockup-sidebar {
    width: 220px; border-right: 1px solid var(--border);
    padding: 16px 0; display: flex; flex-direction: column;
    background: #FCFBF9;
    flex-shrink: 0;
}
.mockup-sidebar-item {
    display: flex; align-items: center; gap: 8px;
    padding: 9px 16px; font-size: 0.82rem; color: var(--text-secondary);
    cursor: default;
}
.mockup-sidebar-item.active {
    background: var(--bg-alt); color: var(--text); font-weight: 500;
    border-right: 2px solid var(--accent);
}
.mockup-stats {
    margin-top: auto; padding: 16px; border-top: 1px solid var(--border);
    display: flex; flex-direction: column; gap: 12px;
}
.mockup-stat-num { font-size: 1.4rem; font-weight: 600; display: block; color: var(--text); }
.mockup-stat-label { font-size: 0.75rem; color: var(--text-muted); }
.mockup-main { flex: 1; padding: 16px 20px; }
.mockup-header-row {
    display: flex; justify-content: space-between; align-items: center;
    margin-bottom: 12px; padding-bottom: 12px; border-bottom: 1px solid var(--border);
}
.mockup-h2 { font-weight: 600; font-size: 0.95rem; }
.mockup-filter { font-size: 0.78rem; color: var(--text-muted); }
.mockup-row {
    display: flex; justify-content: space-between; align-items: center;
    padding: 10px 0; border-bottom: 1px solid #f0eeea;
}
.mockup-sender { display: flex; align-items: center; gap: 10px; }
.mockup-avatar {
    width: 32px; height: 32px; border-radius: 6px; color: #fff;
    display: flex; align-items: center; justify-content: center;
    font-size: 0.72rem; font-weight: 600; flex-shrink: 0;
}
.mockup-name { font-size: 0.85rem; font-weight: 500; }
.mockup-freq { font-size: 0.75rem; color: var(--text-muted); margin-top: 1px; }
.mockup-unsub-btn {
    padding: 5px 14px; border-radius: 6px; border: none; cursor: default;
    background: var(--accent); color: #fff; font-size: 0.78rem; font-weight: 500;
    white-space: nowrap;
}
.mockup-keep-btn {
    padding: 5px 14px; border-radius: 6px; cursor: default;
    border: 1px solid var(--border); background: #fff; color: var(--text-secondary);
    font-size: 0.78rem; font-weight: 500; white-space: nowrap;
}

/* How It Works */
.how-it-works {
    padding: 80px 0;
    background: var(--bg-alt);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}
.section-title {
    font-family: var(--font-display);
    font-size: clamp(1.8rem, 3.5vw, 2.4rem);
    font-weight: 400;
    text-align: center;
    margin-bottom: 48px;
}
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.step { text-align: left; }
.step-num {
    display: inline-flex; align-items: center; justify-content: center;
    width: 32px; height: 32px; border-radius: 50%;
    background: var(--accent); color: #fff; font-weight: 600; font-size: 0.85rem;
    margin-bottom: 14px;
}
.step h3 { font-size: 1.05rem; font-weight: 600; margin-bottom: 8px; }
.step p { color: var(--text-secondary); font-size: 0.92rem; line-height: 1.65; }

/* Features */
.features { padding: 80px 0; }
.feature-row {
    display: grid; grid-template-columns: 1fr 1fr; gap: 48px;
    align-items: center; margin-bottom: 64px;
}
.feature-row:last-child { margin-bottom: 0; }
.feature-row.reverse .feature-text { order: 2; }
.feature-row.reverse .feature-visual { order: 1; }
.feature-text h3 { font-size: 1.3rem; font-weight: 600; margin-bottom: 10px; }
.feature-text p { color: var(--text-secondary); font-size: 0.95rem; line-height: 1.7; }

/* Mini chart visual */
.mini-chart {
    display: flex; align-items: flex-end; gap: 12px; height: 160px;
    padding: 20px; background: #fff; border-radius: var(--radius);
    border: 1px solid var(--border);
}
.chart-bar {
    flex: 1; background: var(--accent); border-radius: 4px 4px 0 0;
    height: var(--h); position: relative; min-width: 0;
    opacity: 0.85;
}
.chart-bar:nth-child(2) { opacity: 0.7; }
.chart-bar:nth-child(3) { opacity: 0.55; }
.chart-bar:nth-child(4) { opacity: 0.4; }
.chart-bar:nth-child(5) { opacity: 0.25; }
.chart-bar span {
    position: absolute; bottom: -22px; left: 50%; transform: translateX(-50%);
    font-size: 0.68rem; color: var(--text-muted); white-space: nowrap;
}

/* Bulk delete visual */
.bulk-delete-visual {
    padding: 24px; background: #fff; border-radius: var(--radius);
    border: 1px solid var(--border);
}
.bd-line {
    height: 12px; border-radius: 4px; margin-bottom: 8px;
    background: var(--bg-alt); width: 100%;
}
.bd-line.deleted {
    background: var(--border); text-decoration: line-through;
    position: relative; opacity: 0.4;
}
.bd-line.deleted::after {
    content: ''; position: absolute; top: 50%; left: 0; right: 0;
    height: 1px; background: var(--text-muted);
}
.bd-counter {
    margin-top: 16px; font-size: 0.85rem; color: var(--accent); font-weight: 600;
}

/* Privacy visual */
.privacy-visual {
    padding: 28px; background: #fff; border-radius: var(--radius);
    border: 1px solid var(--border);
    display: flex; flex-direction: column; gap: 16px;
}
.privacy-lines { display: flex; flex-direction: column; gap: 8px; }
.privacy-lines span {
    font-size: 0.88rem; color: var(--text-secondary);
    padding-left: 20px; position: relative;
}
.privacy-lines span::before {
    content: ''; position: absolute; left: 0; top: 6px;
    width: 8px; height: 8px; border-radius: 50%;
    background: #2ecc71;
}

/* Waitlist */
.waitlist {
    padding: 80px 0 100px; text-align: center;
    background: var(--bg-alt);
    border-top: 1px solid var(--border);
}
.waitlist h2 {
    font-family: var(--font-display);
    font-size: clamp(1.8rem, 4vw, 2.6rem);
    font-weight: 400; margin-bottom: 12px;
}
.italic { font-style: italic; }
.waitlist-sub { max-width: 440px; margin: 0 auto 28px; color: var(--text-secondary); font-size: 0.95rem; }
.waitlist-form { display: flex; gap: 8px; max-width: 420px; margin: 0 auto; }
.waitlist-form input {
    flex: 1; padding: 13px 16px; border-radius: 8px;
    border: 1px solid var(--border); background: #fff; color: var(--text);
    font-size: 0.95rem; outline: none; font-family: var(--font-body);
    transition: border-color 0.2s;
}
.waitlist-form input:focus { border-color: var(--accent); }
.waitlist-form button {
    padding: 13px 24px; border-radius: 8px; border: none; cursor: pointer;
    background: var(--accent); color: #fff; font-weight: 600; font-size: 0.95rem;
    font-family: var(--font-body); transition: background 0.2s; white-space: nowrap;
}
.waitlist-form button:hover { background: var(--accent-hover); }
.waitlist-count { margin-top: 14px; font-size: 0.82rem; color: var(--text-muted); }
.waitlist-error {
    max-width: 420px; margin: 12px auto 0;
    padding: 12px 16px; background: #FEF2F2; border: 1px solid #FECACA;
    border-radius: 8px;
}
.waitlist-error p { color: #DC2626; font-size: 0.9rem; font-weight: 500; }

/* Modal */
.modal-content {
    background: #fff; border: 1px solid var(--border); border-radius: 16px;
    padding: 40px 32px; max-width: 440px; width: 90%; text-align: center;
    box-shadow: 0 20px 50px rgba(0,0,0,0.1);
}
.modal-icon { margin-bottom: 12px; }
.modal-content h2 { font-size: 1.3rem; margin-bottom: 6px; }
.modal-content > p { color: var(--text-secondary); font-size: 0.92rem; margin-bottom: 20px; }
.modal-warning {
    background: #FFFBEB; border: 1px solid #FDE68A; border-radius: 10px;
    padding: 16px; text-align: left; margin-bottom: 20px;
}
.modal-warning-title { font-weight: 600; font-size: 0.88rem; color: #92400E; margin-bottom: 6px; }
.modal-warning p { color: #78716C; font-size: 0.82rem; line-height: 1.6; }
.modal-warning ol {
    color: #78716C; font-size: 0.82rem; line-height: 1.8;
    margin: 6px 0 0; padding-left: 18px;
}
.modal-warning strong { color: var(--text); }

/* Footer */
.footer { padding: 36px 0; border-top: 1px solid var(--border); }
.footer-inner {}
.footer-top {
    display: flex; justify-content: space-between; align-items: center;
    margin-bottom: 20px;
}
.footer-brand .logo { font-size: 0.95rem; }
.footer-links { display: flex; gap: 20px; }
.footer-links a { color: var(--text-muted); text-decoration: none; font-size: 0.85rem; transition: color 0.2s; }
.footer-links a:hover { color: var(--text); }
.footer-bottom {
    display: flex; justify-content: space-between; align-items: center;
    padding-top: 16px; border-top: 1px solid var(--border);
}
.footer-copy { color: var(--text-muted); font-size: 0.78rem; }
.footer-location { color: var(--text-muted); font-size: 0.78rem; }

/* Responsive */
@media (max-width: 768px) {
    .hero { padding: 120px 24px 30px; }
    .steps { grid-template-columns: 1fr; gap: 24px; }
    .feature-row { grid-template-columns: 1fr; gap: 24px; }
    .feature-row.reverse .feature-text { order: 1; }
    .feature-row.reverse .feature-visual { order: 2; }
    .mockup-sidebar { display: none; }
    .waitlist-form { flex-direction: column; }
    .waitlist-form button { width: 100%; }
    .footer-top { flex-direction: column; gap: 12px; }
    .footer-bottom { flex-direction: column; gap: 4px; text-align: center; }
}