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

body {
    font-family: 'Nunito', -apple-system, BlinkMacSystemFont, sans-serif;
    color: #1a1a1a;
    line-height: 1.6;
    overflow-x: hidden;
}

/* ===== Header ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.header-inner {
    max-width: 1100px;
    margin: 0 auto;
    padding: 16px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.header-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: #1a1a1a;
}

.header-logo img {
    width: 36px;
    height: 36px;
    border-radius: 10px;
}

.header-logo span {
    font-size: 20px;
    font-weight: 900;
}


.header-nav {
    display: flex;
    gap: 32px;
}

.header-nav a {
    text-decoration: none;
    color: #1a1a1a;
    font-weight: 700;
    font-size: 15px;
    transition: opacity 0.2s;
}

.header-nav a:hover {
    opacity: 0.6;
}

/* Language Toggle */
.lang-toggle {
    position: absolute;
    right: 24px;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    gap: 4px;
    background: #f0f0f0;
    padding: 4px;
    border-radius: 20px;
}

.lang-btn {
    background: transparent;
    border: none;
    padding: 6px 14px;
    font-size: 13px;
    font-weight: 700;
    color: #666;
    border-radius: 16px;
    cursor: pointer;
    transition: all 0.2s;
}

.lang-btn:hover {
    color: #1a1a1a;
}

.lang-btn.active {
    background: #fff;
    color: #1a1a1a;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
}

.header-btn {
    background: #4facfe;
    color: #fff;
    padding: 10px 24px;
    border-radius: 50px;
    font-size: 14px;
    font-weight: 800;
    text-decoration: none;
    transition: transform 0.2s, box-shadow 0.2s;
}

.header-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(79, 172, 254, 0.4);
}

/* Mobile floating CTA */
.mobile-cta {
    display: none;
    position: fixed;
    bottom: 24px;
    right: 24px;
    background: #4facfe;
    color: #fff;
    padding: 14px 28px;
    border-radius: 50px;
    font-size: 15px;
    font-weight: 800;
    text-decoration: none;
    box-shadow: 0 8px 24px rgba(79, 172, 254, 0.4);
    z-index: 1000;
}

/* ===== Hero ===== */
.hero {
    min-height: 100vh;
    background: linear-gradient(180deg, #4facfe 0%, #00f2fe 100%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 120px 24px 80px;
    position: relative;
}

.stars {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.star, .plus {
    position: absolute;
    color: rgba(255, 255, 255, 0.7);
    font-size: 28px;
    animation: float 4s ease-in-out infinite;
}

.star.large {
    font-size: 56px;
    color: rgba(255, 255, 255, 0.5);
}

.plus {
    font-size: 24px;
    opacity: 0.5;
}

@keyframes float {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-15px) rotate(15deg); }
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero h1 {
    font-size: clamp(52px, 14vw, 88px);
    font-weight: 900;
    color: #fff;
    line-height: 1.05;
    margin-bottom: 20px;
}

.hero-sub {
    font-size: clamp(18px, 4vw, 22px);
    color: #fff;
    opacity: 0.95;
    margin-bottom: 36px;
}

.btn {
    display: inline-block;
    background: #1a1a1a;
    color: #fff;
    padding: 18px 48px;
    border-radius: 50px;
    font-size: 17px;
    font-weight: 800;
    text-decoration: none;
    transition: transform 0.2s, box-shadow 0.2s;
}

.btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.25);
}

/* Hero Card - Met Card Design */
.hero-cards {
    margin-top: 56px;
    position: relative;
    z-index: 2;
}

.card-stack {
    position: relative;
    width: 360px;
    height: 180px;
    margin: 0 auto;
}

.card-stack .met-card {
    position: absolute;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
}

.card-stack .card-1 {
    z-index: 3;
    transform: rotate(-2deg);
}

.card-stack .card-2 {
    z-index: 2;
    transform: rotate(2deg) translateY(8px);
}

.card-stack .card-3 {
    z-index: 1;
    transform: rotate(-1deg) translateY(16px);
}

.card-stack:hover .card-1 {
    transform: translateX(-120px) rotate(-8deg);
}

.card-stack:hover .card-2 {
    transform: translateY(-10px) rotate(0deg);
}

.card-stack:hover .card-3 {
    transform: translateX(120px) rotate(8deg);
}

.met-card {
    background: #f0f0f0;
    border-radius: 16px;
    display: flex;
    align-items: stretch;
    overflow: hidden;
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.2);
    width: 340px;
}

.met-card-left {
    background: #2563eb;
    flex: 1;
    padding: 16px;
    display: flex;
    flex-direction: column;
    min-width: 200px;
}

.met-card-photo {
    flex: 1;
    background: #1d4ed8;
    border-radius: 12px;
    min-height: 100px;
}

.met-card-memo {
    color: #fff;
    font-size: 14px;
    margin-top: 12px;
    font-weight: 500;
}

.met-card-notch {
    width: 20px;
    background: #f0f0f0;
    position: relative;
}

.met-card-notch::before,
.met-card-notch::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    background: #f0f0f0;
    border-radius: 50%;
    left: -10px;
}

.met-card-notch::before {
    top: -10px;
}

.met-card-notch::after {
    bottom: -10px;
}

.met-card-right {
    background: #fff;
    padding: 20px 24px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-width: 130px;
}

.met-card-date {
    text-align: right;
}

.met-year {
    display: block;
    font-size: 28px;
    font-weight: 900;
    color: #1a1a1a;
    line-height: 1;
}

.met-day {
    display: block;
    font-size: 16px;
    font-weight: 700;
    color: #666;
    margin-top: 4px;
}

.met-card-people {
    margin-top: 16px;
}

.met-person {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 4px;
}

.met-avatar {
    width: 32px;
    height: 32px;
    background: linear-gradient(135deg, #4facfe, #00f2fe);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: 800;
    color: #fff;
}

.met-person span {
    font-size: 14px;
    font-weight: 700;
    color: #1a1a1a;
}

.met-with {
    font-size: 11px;
    color: #999;
    margin-left: 42px;
    display: block;
    margin-bottom: 4px;
}

/* ===== Features ===== */
.features {
    padding: 120px 24px;
    background: #fff;
}

.features h2 {
    font-size: clamp(36px, 9vw, 52px);
    font-weight: 900;
    margin-bottom: 64px;
    text-align: center;
}

.feature-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 24px;
    max-width: 900px;
    margin: 0 auto;
}

.feature-card {
    background: #f8f9fa;
    border-radius: 24px;
    padding: 32px;
    border: 1px solid #eee;
}

.feature-card-icon {
    font-size: 28px;
    margin-bottom: 16px;
}

.feature-card h3 {
    font-size: 24px;
    font-weight: 900;
    margin-bottom: 12px;
    color: #1a1a1a;
}

.feature-card p {
    font-size: 15px;
    color: #666;
    line-height: 1.7;
    margin-bottom: 24px;
}

.feature-card-visual {
    height: 160px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    overflow: hidden;
}

.feature-card-visual.blue {
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
}

.feature-card-visual.green {
    background: linear-gradient(135deg, #22c55e 0%, #86efac 100%);
}

.mini-card {
    width: 60px;
    height: 80px;
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.mini-card:nth-child(1) { transform: rotate(-8deg); }
.mini-card:nth-child(2) { transform: translateY(-8px); }
.mini-card:nth-child(3) { transform: rotate(8deg); }

.calendar-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 8px;
}

.calendar-grid span {
    width: 24px;
    height: 24px;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 6px;
}

.calendar-grid span.dot {
    background: #fff;
}

/* ===== How ===== */
.how {
    padding: 120px 24px;
    background: #f8f9fa;
}

.how h2 {
    font-size: clamp(36px, 9vw, 52px);
    font-weight: 900;
    margin-bottom: 48px;
    text-align: center;
}

.how-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 24px;
    max-width: 900px;
    margin: 0 auto;
}

.how-card {
    background: #fff;
    border-radius: 24px;
    padding: 32px;
    border: 1px solid #eee;
}

.how-card-icon {
    font-size: 28px;
    margin-bottom: 16px;
}

.how-card h3 {
    font-size: 24px;
    font-weight: 900;
    margin-bottom: 12px;
    color: #1a1a1a;
}

.how-card p {
    font-size: 15px;
    color: #666;
    line-height: 1.7;
    margin-bottom: 24px;
}

.how-card-visual {
    height: 120px;
    background: linear-gradient(135deg, #94a3b8 0%, #cbd5e1 100%);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.how-card-visual.premium {
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
}

.fading-cards, .saved-cards {
    display: flex;
    gap: 8px;
}

.fading-cards span, .saved-cards span {
    width: 40px;
    height: 56px;
    background: #fff;
    border-radius: 6px;
}

.saved-cards span {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

/* ===== Pricing ===== */
.pricing {
    padding: 120px 24px;
    text-align: center;
    background: #fff;
}

.pricing h2 {
    font-size: clamp(36px, 9vw, 52px);
    font-weight: 900;
    margin-bottom: 16px;
}

.pricing-lead {
    font-size: 17px;
    color: #666;
    margin-bottom: 56px;
}

.pricing-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
    max-width: 640px;
    margin: 0 auto;
}

.pricing-card {
    border-radius: 28px;
    padding: 40px 32px;
    text-align: left;
    position: relative;
    color: #fff;
}

.pricing-card.blue {
    background: #4facfe;
}

.pricing-card.green {
    background: #22c55e;
}

.pricing-badge {
    position: absolute;
    top: -14px;
    right: 24px;
    background: #1a1a1a;
    color: #fff;
    padding: 10px 20px;
    border-radius: 24px;
    font-size: 14px;
    font-weight: 800;
}

.pricing-card h3 {
    font-size: 26px;
    font-weight: 900;
    margin-bottom: 8px;
}

.pricing-desc {
    font-size: 15px;
    opacity: 0.9;
}

.pricing-divider {
    height: 1px;
    background: rgba(255, 255, 255, 0.3);
    margin: 24px 0;
}

.pricing-amount {
    font-size: 52px;
    font-weight: 900;
    margin-bottom: 4px;
}

.pricing-amount span {
    font-size: 20px;
    font-weight: 600;
    opacity: 0.9;
}

.pricing-note {
    font-size: 15px;
    opacity: 0.85;
}

/* ===== CTA ===== */
.cta {
    padding: 140px 24px;
    text-align: center;
    background: linear-gradient(180deg, #2563eb 0%, #3b82f6 100%);
    position: relative;
}

.cta-content {
    position: relative;
    z-index: 2;
}

.cta-label {
    font-size: 15px;
    font-weight: 800;
    color: #fff;
    letter-spacing: 3px;
    text-transform: uppercase;
    margin-bottom: 24px;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

.cta h2 {
    font-size: clamp(40px, 11vw, 64px);
    font-weight: 900;
    color: #fff;
    line-height: 1.15;
    margin-bottom: 20px;
    text-shadow: 0 2px 12px rgba(0, 0, 0, 0.2);
}

.cta-sub {
    font-size: 19px;
    color: #fff;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

/* ===== Footer ===== */
.footer {
    padding: 40px 24px;
    background: #f8f9fa;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.footer-left {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

.footer-badge {
    position: absolute;
    right: 24px;
    transition: transform 0.2s;
}

.footer-badge:hover {
    transform: translateY(-2px);
}

.footer-logo {
    width: 52px;
    height: 52px;
    border-radius: 14px;
}

.footer p {
    font-size: 14px;
    color: #888;
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
    .header-nav {
        display: none;
    }

    .header-btn {
        display: none;
    }

    .lang-toggle {
        right: 16px;
    }

    /* Mobile floating Coming Soon button */
    .mobile-cta {
        display: flex;
    }

    .hero {
        padding: 100px 20px 60px;
    }

    .hero h1 {
        font-size: 44px;
    }

    .card-stack {
        width: 280px;
        height: 150px;
    }

    .card-stack .met-card {
        width: 260px;
    }

    .card-stack:hover .card-1 {
        transform: translateX(-60px) rotate(-8deg);
    }

    .card-stack:hover .card-3 {
        transform: translateX(60px) rotate(8deg);
    }

    .met-card-left {
        min-width: 140px;
        padding: 12px;
    }

    .met-card-right {
        padding: 14px;
        min-width: 90px;
    }

    .met-year {
        font-size: 20px;
    }

    .met-day {
        font-size: 13px;
    }

    .feature-cards,
    .how-cards,
    .pricing-cards {
        grid-template-columns: 1fr;
    }

    .feature-grid {
        gap: 32px;
    }
}