/* livreable.dev - Frutiger Aero Delivery Pipeline */

:root {
    --cerulean: #0284C7;
    --sky: #0EA5E9;
    --cyan: #22D3EE;
    --dark-blue: #1E3A5F;
    --deep-blue: #0369A1;
    --slate: #64748B;
    --mint: #ECFDF5;
    --red: #EF4444;
    --emerald: #34D399;
    --white: #ffffff;
    --font-display: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
    --font-mono: 'IBM Plex Mono', monospace;
}

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

html {
    scroll-behavior: smooth;
}

body {
    background: linear-gradient(135deg, #e0f2fe 0%, var(--mint) 50%, #f0f9ff 100%);
    color: var(--dark-blue);
    font-family: var(--font-body);
    overflow-x: hidden;
}

/* ===================== ICE FOG BACKGROUND ===================== */
.ice-fog-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(160deg, #e0f2fe 0%, #cffafe 30%, var(--mint) 60%, #f0fdfa 100%);
    z-index: 0;
}

.ice-fog-bg::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(ellipse at 30% 20%, rgba(34, 211, 238, 0.15) 0%, transparent 60%),
                radial-gradient(ellipse at 70% 80%, rgba(2, 132, 199, 0.1) 0%, transparent 50%);
}

/* ===================== PIPELINE STAGES ===================== */
.pipeline-stage {
    position: relative;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 4rem 2rem;
}

/* ===================== PARCEL BOX (CSS Isometric) ===================== */
.parcel-box {
    width: 120px;
    height: 120px;
    position: relative;
    transform-style: preserve-3d;
    animation: float 4s ease-in-out infinite;
}

.parcel-box.mini {
    width: 24px;
    height: 24px;
    animation: none;
}

.parcel-box.large {
    width: 200px;
    height: 200px;
    opacity: 0.04;
}

.box-face {
    position: absolute;
}

.box-top {
    width: 70%;
    height: 35%;
    background: linear-gradient(135deg, var(--cyan), var(--sky));
    top: 0;
    left: 15%;
    transform: skewX(-20deg);
    border-radius: 2px;
}

.box-front {
    width: 50%;
    height: 60%;
    background: linear-gradient(180deg, var(--cerulean), var(--deep-blue));
    bottom: 0;
    left: 5%;
    border-radius: 2px;
}

.box-side {
    width: 50%;
    height: 60%;
    background: linear-gradient(180deg, var(--sky), var(--cerulean));
    bottom: 0;
    right: 5%;
    transform: skewY(-10deg);
    border-radius: 2px;
}

.parcel-box.mini .box-top,
.parcel-box.mini .box-front,
.parcel-box.mini .box-side {
    border-radius: 1px;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}

/* ===================== HERO ===================== */
#loading-dock {
    text-align: center;
}

.dock-content {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
}

#hero-parcel {
    margin-bottom: 2rem;
    opacity: 0;
    animation: fadeSlideUp 0.8s ease-out 0.4s forwards;
}

.hero-title {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: clamp(2rem, 5vw, 3.75rem);
    letter-spacing: -0.02em;
    color: var(--dark-blue);
    opacity: 0;
    animation: fadeSlideUp 0.8s ease-out 0.8s forwards;
}

.hero-title .dot {
    color: var(--cyan);
}

.hero-title .tld {
    color: var(--cerulean);
}

.hero-tagline {
    font-family: var(--font-mono);
    font-weight: 400;
    font-size: 1rem;
    color: var(--slate);
    margin-top: 1rem;
    letter-spacing: 0.05em;
    opacity: 0;
    animation: fadeSlideUp 0.8s ease-out 1.2s forwards;
}

@keyframes fadeSlideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Pipeline indicator */
.pipeline-indicator {
    display: flex;
    align-items: center;
    gap: 0;
    margin-top: 3rem;
    opacity: 0;
    animation: fadeSlideUp 0.8s ease-out 1.6s forwards;
}

.pip {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--slate);
    opacity: 0.3;
    transition: background 0.4s ease, opacity 0.4s ease;
}

.pip.active {
    background: var(--emerald);
    opacity: 1;
    box-shadow: 0 0 12px rgba(52, 211, 153, 0.4);
}

.pip-line {
    width: 40px;
    height: 2px;
    background: var(--slate);
    opacity: 0.2;
}

/* ===================== STAGE HEADER ===================== */
.stage-header {
    text-align: center;
    margin-bottom: 3rem;
}

.stage-number {
    font-family: var(--font-mono);
    font-weight: 500;
    font-size: 0.75rem;
    letter-spacing: 0.2em;
    color: var(--cerulean);
    display: block;
    margin-bottom: 0.5rem;
}

.stage-title {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: clamp(1.5rem, 4vw, 2.5rem);
    letter-spacing: -0.02em;
    color: var(--dark-blue);
    margin-bottom: 0.75rem;
}

.stage-desc {
    font-family: var(--font-body);
    font-weight: 300;
    font-size: 1rem;
    color: var(--slate);
    max-width: 500px;
    margin: 0 auto;
}

/* ===================== GLASS CARDS ===================== */
.card-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    max-width: 1000px;
    width: 100%;
}

.glass-card {
    background: rgba(255, 255, 255, 0.45);
    backdrop-filter: blur(16px);
    border: 1px solid rgba(255, 255, 255, 0.6);
    border-radius: 16px;
    padding: 2rem;
    box-shadow: 0 4px 24px rgba(30, 58, 95, 0.08);
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease, box-shadow 0.3s ease;
}

.glass-card.visible {
    opacity: 1;
    transform: translateY(0);
}

.glass-card:hover {
    box-shadow: 0 8px 32px rgba(2, 132, 199, 0.15);
}

.card-icon {
    margin-bottom: 1.25rem;
    color: var(--cerulean);
}

.glass-card h3 {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 1.25rem;
    color: var(--dark-blue);
    margin-bottom: 0.75rem;
    letter-spacing: -0.01em;
}

.glass-card p {
    font-family: var(--font-body);
    font-weight: 400;
    font-size: 0.9rem;
    line-height: 1.6;
    color: var(--slate);
    margin-bottom: 1rem;
}

.card-tag {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.1em;
    padding: 0.25rem 0.75rem;
    background: rgba(2, 132, 199, 0.08);
    color: var(--cerulean);
    border-radius: 100px;
}

/* ===================== DELIVERY SUMMARY ===================== */
.delivery-summary {
    display: flex;
    gap: 4rem;
    text-align: center;
}

.summary-stat {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.summary-stat.visible {
    opacity: 1;
    transform: translateY(0);
}

.stat-value {
    font-family: var(--font-mono);
    font-weight: 500;
    font-size: clamp(2rem, 5vw, 3rem);
    color: var(--cerulean);
    display: block;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-family: var(--font-body);
    font-weight: 400;
    font-size: 0.8rem;
    letter-spacing: 0.05em;
    color: var(--slate);
    text-transform: uppercase;
}

/* ===================== FOOTER ===================== */
.footer-stage {
    min-height: 40vh;
    position: relative;
    overflow: hidden;
}

.footer-parcel {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.footer-text {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--dark-blue);
    letter-spacing: -0.02em;
    position: relative;
    z-index: 1;
}

.footer-sub {
    font-family: var(--font-body);
    font-weight: 300;
    font-size: 0.9rem;
    color: var(--slate);
    margin-top: 0.5rem;
    position: relative;
    z-index: 1;
}

/* ===================== RESPONSIVE ===================== */
@media (max-width: 768px) {
    .card-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .delivery-summary {
        flex-direction: column;
        gap: 2rem;
    }

    .pipeline-indicator {
        transform: scale(0.8);
    }
}