/* ========================================
   monopole.ai — Zen Computing Sanctuary
   ======================================== */

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

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

body {
    background-color: #F5F5F0;
    color: #3A3A3A;
    font-family: 'Source Sans 3', sans-serif;
    font-weight: 400;
    font-size: clamp(0.95rem, 1.2vw, 1.1rem);
    line-height: 1.85;
    overflow-x: hidden;
    position: relative;
}

/* --- Abstract Background Shapes --- */
.bg-shapes {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
}

.bg-circle {
    position: absolute;
    border-radius: 50%;
    border: 1px solid #9A9A9A;
    opacity: 0;
    transition: opacity 1.5s ease;
}

.bg-circle.visible {
    opacity: 0.08;
}

.bg-circle-1 {
    width: 600px;
    height: 600px;
    top: -150px;
    right: -100px;
}

.bg-circle-2 {
    width: 400px;
    height: 400px;
    bottom: 20%;
    left: -120px;
}

.bg-circle-3 {
    width: 250px;
    height: 250px;
    top: 50%;
    right: 15%;
}

.bg-arc {
    position: absolute;
    border-radius: 50%;
    border: 1px solid #9A9A9A;
    opacity: 0;
    transition: opacity 1.5s ease 0.3s;
}

.bg-arc.visible {
    opacity: 0.06;
}

.bg-arc-1 {
    width: 500px;
    height: 500px;
    top: 30%;
    left: 10%;
    border-top-color: transparent;
    border-left-color: transparent;
}

.bg-arc-2 {
    width: 300px;
    height: 300px;
    bottom: 10%;
    right: 5%;
    border-bottom-color: transparent;
    border-right-color: transparent;
}

.bg-dot {
    position: absolute;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #9A9A9A;
    opacity: 0;
    transition: opacity 2s ease 0.5s;
}

.bg-dot.visible {
    opacity: 0.1;
}

.bg-dot-1 { top: 15%; left: 20%; }
.bg-dot-2 { top: 40%; right: 25%; }
.bg-dot-3 { top: 65%; left: 45%; }
.bg-dot-4 { top: 80%; right: 35%; }
.bg-dot-5 { top: 25%; left: 70%; }

/* --- Hero Section --- */
.hero {
    position: relative;
    z-index: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 4rem 2rem;
    text-align: center;
}

.hero-content {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 1.2s ease 0.4s, transform 1.2s ease 0.4s;
}

.hero-content.visible {
    opacity: 1;
    transform: translateY(0);
}

.hero-title {
    font-family: 'Roboto Slab', serif;
    font-weight: 700;
    font-size: clamp(2.8rem, 8vw, 6rem);
    color: #1A1A1A;
    letter-spacing: 0.15em;
    line-height: 1.1;
    margin-bottom: 1.5rem;
}

.hero-dot {
    color: #B8C8D8;
}

.hero-subtitle {
    font-family: 'Source Sans 3', sans-serif;
    font-weight: 300;
    font-size: clamp(1rem, 2vw, 1.4rem);
    color: #6A6A6A;
    letter-spacing: 0.05em;
    max-width: 500px;
    margin: 0 auto;
}

/* --- Zen Grid --- */
.zen-grid {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    max-width: 1100px;
    margin: 0 auto;
    padding: 2rem 2rem 6rem;
}

/* --- Zen Cards --- */
.zen-card {
    position: relative;
    background: #FFFFFF;
    border-radius: 4px;
    padding: 2.5rem 2.2rem;
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease, box-shadow 0.4s ease;
    overflow: hidden;
}

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

.zen-card:hover {
    box-shadow: 0 8px 40px rgba(10, 10, 10, 0.06);
}

.zen-card-wide {
    grid-column: span 2;
}

.zen-card-featured {
    background: #FCFCF8;
}

/* --- Aurora Halo --- */
.aurora-halo {
    position: absolute;
    top: -40%;
    left: -20%;
    width: 140%;
    height: 140%;
    background: radial-gradient(ellipse at 30% 30%, rgba(184, 200, 216, 0.25) 0%, rgba(184, 200, 216, 0.08) 40%, transparent 70%);
    pointer-events: none;
    opacity: 0;
    transition: opacity 1.5s ease;
    z-index: 0;
}

.aurora-halo.visible {
    opacity: 1;
}

.aurora-halo-subtle {
    background: radial-gradient(ellipse at 60% 40%, rgba(184, 200, 216, 0.15) 0%, rgba(184, 200, 216, 0.04) 50%, transparent 70%);
}

/* Aurora pulse animation */
@keyframes auroraPulse {
    0% { opacity: 0; transform: scale(1); }
    50% { opacity: 1; transform: scale(1.03); }
    100% { opacity: 0.7; transform: scale(1); }
}

.aurora-halo.pulse {
    animation: auroraPulse 2.5s ease forwards;
}

/* --- Card Content --- */
.card-content {
    position: relative;
    z-index: 1;
}

.card-tag {
    display: inline-block;
    font-family: 'JetBrains Mono', monospace;
    font-weight: 400;
    font-size: 0.7rem;
    color: #6A6A6A;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    margin-bottom: 1.2rem;
    border-bottom: 1px solid #B8C8D8;
    padding-bottom: 0.3rem;
}

.card-title {
    font-family: 'Roboto Slab', serif;
    font-weight: 700;
    font-size: clamp(1.3rem, 2.5vw, 1.7rem);
    color: #1A1A1A;
    margin-bottom: 1rem;
    line-height: 1.3;
}

.card-body {
    font-family: 'Source Sans 3', sans-serif;
    font-weight: 400;
    font-size: clamp(0.95rem, 1.2vw, 1.05rem);
    color: #3A3A3A;
    line-height: 1.85;
    margin-bottom: 1rem;
}

.card-code {
    display: inline-block;
    font-family: 'JetBrains Mono', monospace;
    font-weight: 400;
    font-size: 0.85rem;
    color: #6A6A6A;
    background: rgba(184, 200, 216, 0.15);
    padding: 0.3rem 0.7rem;
    border-radius: 3px;
    margin-top: 0.5rem;
}

/* --- Shake Animation --- */
@keyframes zenShake {
    0%, 100% { transform: translateX(0); }
    10% { transform: translateX(-4px); }
    20% { transform: translateX(4px); }
    30% { transform: translateX(-4px); }
    40% { transform: translateX(4px); }
    50% { transform: translateX(-2px); }
    60% { transform: translateX(2px); }
    70% { transform: translateX(-1px); }
    80% { transform: translateX(1px); }
    90% { transform: translateX(0); }
}

.zen-card.shake {
    animation: zenShake 0.3s ease;
}

/* --- Footer --- */
.zen-footer {
    position: relative;
    z-index: 1;
    padding: 4rem 2rem;
    text-align: center;
    border-top: 1px solid rgba(154, 154, 154, 0.15);
}

.footer-content {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
}

.footer-mark {
    font-family: 'Roboto Slab', serif;
    font-weight: 700;
    font-size: 0.85rem;
    color: #0A0A0A;
    letter-spacing: 0.2em;
}

.footer-separator {
    color: #B8C8D8;
    font-size: 1.2rem;
}

.footer-text {
    font-family: 'Source Sans 3', sans-serif;
    font-weight: 300;
    font-size: 0.85rem;
    color: #6A6A6A;
    letter-spacing: 0.03em;
}

/* --- Responsive --- */
@media (max-width: 768px) {
    .zen-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        padding: 1.5rem 1.2rem 4rem;
    }

    .zen-card-wide {
        grid-column: span 1;
    }

    .zen-card {
        padding: 2rem 1.6rem;
    }

    .hero-title {
        letter-spacing: 0.08em;
    }

    .bg-circle-1 {
        width: 350px;
        height: 350px;
    }

    .bg-circle-2 {
        width: 250px;
        height: 250px;
    }

    .bg-circle-3 {
        width: 150px;
        height: 150px;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 3rem 1.2rem;
    }

    .hero-subtitle {
        font-size: 0.95rem;
    }

    .footer-content {
        flex-direction: column;
        gap: 0.4rem;
    }

    .footer-separator {
        display: none;
    }
}