/* ============================================
   CHARME APPAREL - Corporate Portal
   Clean, Modern, US/EU Aesthetic
   ============================================ */

/* ---------- CSS Variables ---------- */
:root {
    /* Brand Colors - derived from logo */
    --color-primary: #C4A5A0;        /* Dusty rose / warm pink from heart icon */
    --color-primary-dark: #B08E88;
    --color-primary-light: #D9C4C0;
    --color-text: #1a1a1a;
    --color-text-secondary: #6b6b6b;
    --color-text-muted: #999999;
    --color-bg: #FAFAF8;             /* Warm off-white */
    --color-white: #ffffff;
    --color-border: #e8e6e3;
    --color-card-hover-shadow: rgba(196, 165, 160, 0.15);

    /* Typography */
    --font-display: 'Playfair Display', Georgia, 'Times New Roman', serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.75rem;
    --space-lg: 2.5rem;
    --space-xl: 4rem;
    --space-2xl: 6rem;

    /* Transitions */
    --transition-fast: 200ms ease;
    --transition-normal: 350ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* ---------- Reset & Base ---------- */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-body);
    color: var(--color-text);
    background-color: var(--color-bg);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    overflow-x: hidden;
    line-height: 1.6;
}

/* ---------- Background Decoration ---------- */
.bg-decoration {
    position: fixed;
    top: -50%;
    right: -30%;
    width: 80%;
    height: 150%;
    background: radial-gradient(
        ellipse at center,
        rgba(196, 165, 160, 0.06) 0%,
        transparent 70%
    );
    pointer-events: none;
    z-index: 0;
}

.bg-decoration::after {
    content: '';
    position: absolute;
    bottom: -20%;
    left: -20%;
    width: 60%;
    height: 80%;
    background: radial-gradient(
        ellipse at center,
        rgba(196, 165, 160, 0.04) 0%,
        transparent 70%
    );
}

/* ---------- Container ---------- */
.container {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 860px;
    margin: auto;
    padding: var(--space-lg) var(--space-md);
    text-align: center;
}

/* ---------- Header / Brand ---------- */
.brand-header {
    margin-bottom: var(--space-2xl);
}

.logo {
    width: 280px;
    max-width: 85vw;
    height: auto;
    opacity: 0;
    animation: fadeInUp 0.8s ease forwards;
}

.tagline {
    font-family: var(--font-body);
    font-size: 0.95rem;
    font-weight: 300;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--color-text-secondary);
    margin-top: var(--space-md);
    opacity: 0;
    animation: fadeInUp 0.8s ease 0.25s forwards;
}

/* ---------- Cards Grid ---------- */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: var(--space-md);
    margin-bottom: var(--space-2xl);
}

/* ---------- System Card ---------- */
.system-card {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-xl) var(--space-md);
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: 16px;
    text-decoration: none;
    color: var(--color-text);
    transition: all var(--transition-normal);
    cursor: pointer;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.7s ease forwards;
}

.system-card:nth-child(1) { animation-delay: 0.35s; }
.system-card:nth-child(2) { animation-delay: 0.5s; }
.system-card:nth-child(3) { animation-delay: 0.65s; }

.card-active:hover {
    transform: translateY(-6px);
    box-shadow:
        0 12px 40px var(--color-card-hover-shadow),
        0 4px 12px rgba(0, 0, 0, 0.04);
    border-color: var(--color-primary-light);
}

.card-active:active {
    transform: translateY(-2px);
    transition-duration: 150ms;
}

.card-coming-soon {
    cursor: default;
    opacity: 0.7;
    filter: grayscale(10%);
}

.card-coming-soon .card-icon {
    color: var(--color-text-muted);
}

.card-icon {
    color: var(--color-primary-dark);
    margin-bottom: var(--space-md);
    transition: transform var(--transition-fast);
}

.card-active:hover .card-icon {
    transform: scale(1.08);
}

.card-title {
    font-family: var(--font-display);
    font-size: 1.15rem;
    font-weight: 500;
    letter-spacing: 0.02em;
    line-height: 1.3;
    margin-bottom: 0.4rem;
}

.card-desc {
    font-size: 0.82rem;
    font-weight: 400;
    color: var(--color-text-muted);
    letter-spacing: 0.01em;
}

.card-link-arrow {
    position: absolute;
    top: var(--space-md);
    right: var(--space-md);
    font-size: 1.4rem;
    color: var(--color-primary);
    opacity: 0;
    transform: translateX(-4px);
    transition: all var(--transition-fast);
}

.card-active:hover .card-link-arrow {
    opacity: 1;
    transform: translateX(0);
}

.card-badge {
    display: inline-block;
    margin-top: var(--space-sm);
    padding: 0.25rem 0.75rem;
    font-size: 0.68rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-text-muted);
    background: #f5f4f2;
    border-radius: 20px;
    border: 1px solid var(--color-border);
}

/* ---------- Footer ---------- */
.site-footer {
    opacity: 0;
    animation: fadeIn 1s ease 0.9s forwards;
    margin-top: var(--space-sm);
}

.site-footer p {
    font-size: 0.78rem;
    font-weight: 300;
    letter-spacing: 0.03em;
    color: var(--color-text-muted);
}

.site-footer .contact {
    margin-bottom: 0.35rem;
}

.site-footer .contact a {
    color: var(--color-text-secondary);
    text-decoration: none;
    transition: color var(--transition-fast);
    border-bottom: 1px solid transparent;
}

.site-footer .contact a:hover {
    color: var(--color-primary-dark);
    border-bottom-color: var(--color-primary-light);
}

/* ---------- Animations ---------- */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(24px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* ---------- Responsive ---------- */
@media (max-width: 640px) {
    .container {
        padding: var(--space-md) var(--space-sm);
    }

    .brand-header {
        margin-bottom: var(--space-xl);
    }

    .logo {
        width: 220px;
    }

    .tagline {
        font-size: 0.82rem;
        letter-spacing: 0.14em;
    }

    .cards-grid {
        grid-template-columns: 1fr;
        gap: var(--space-sm);
        margin-bottom: var(--space-xl);
    }

    .system-card {
        padding: var(--space-lg) var(--space-md);
        border-radius: 12px;
    }

    .card-title {
        font-size: 1.05rem;
    }
}

@media (min-width: 641px) and (max-width: 900px) {
    .cards-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .system-card:last-child {
        grid-column: 1 / -1;
        max-width: 320px;
        margin-inline: auto;
        width: 100%;
    }
}

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