/* ============================================
   Delphine — L'Oracle des Nombres
   Esthétique onirique / surréaliste
   ============================================ */

:root {
    --bg-deep:     #0a0a12;
    --bg-card:     #0f0e1a;
    --bg-hover:    #16142a;
    --gold:        #c9a84c;
    --gold-dim:    #8a7533;
    --gold-glow:   rgba(201, 168, 76, 0.15);
    --cream:       #e8dcc8;
    --cream-dim:   #a89b85;
    --purple:      #1a1028;
    --purple-glow: rgba(26, 16, 40, 0.6);
    --font-serif:  'Cormorant Garamond', 'Georgia', serif;
    --font-mono:   'Courier New', 'Courier', monospace;
}

/* Reset & Base */

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

html {
    font-size: clamp(16px, 1.2vw, 20px);
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-serif);
    background-color: var(--bg-deep);
    color: var(--cream);
    line-height: 1.8;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Navigation */

.nav-oracle {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    padding: 1.5rem 2rem;
    border-bottom: 1px solid rgba(201, 168, 76, 0.1);
}

.nav-title {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--gold);
    text-decoration: none;
    letter-spacing: 0.15em;
    text-transform: uppercase;
}

.nav-link {
    font-size: 0.85rem;
    color: var(--cream-dim);
    text-decoration: none;
    letter-spacing: 0.1em;
    transition: color 0.3s;
}

.nav-link:hover {
    color: var(--gold);
}

/* Main */

main {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

/* Landing Page */

.oracle-landing {
    max-width: 600px;
    width: 100%;
    text-align: center;
}

.oracle-header {
    margin-bottom: 3rem;
}

.oracle-title {
    font-size: 4rem;
    font-weight: 300;
    color: var(--gold);
    letter-spacing: 0.2em;
    text-transform: uppercase;
    margin-bottom: 0.5rem;
    text-shadow: 0 0 40px var(--gold-glow);
}

.oracle-subtitle {
    font-size: 1.2rem;
    font-weight: 300;
    font-style: italic;
    color: var(--cream-dim);
    letter-spacing: 0.15em;
    margin-bottom: 1rem;
}

.oracle-tagline {
    font-size: 0.85rem;
    color: var(--cream-dim);
    opacity: 0.7;
}

.oracle-error {
    color: #c9584c;
    font-style: italic;
    margin-bottom: 1.5rem;
}

/* Form */

.oracle-form {
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
}

.oracle-label {
    font-size: 0.95rem;
    color: var(--cream-dim);
    text-align: left;
    letter-spacing: 0.05em;
}

.oracle-textarea {
    font-family: var(--font-serif);
    font-size: 1.1rem;
    line-height: 1.6;
    padding: 1rem 1.2rem;
    background: var(--bg-card);
    color: var(--cream);
    border: 1px solid var(--gold-dim);
    border-radius: 4px;
    resize: vertical;
    transition: border-color 0.3s, box-shadow 0.3s;
}

.oracle-textarea:focus {
    outline: none;
    border-color: var(--gold);
    box-shadow: 0 0 20px var(--gold-glow);
}

.oracle-textarea::placeholder {
    color: var(--cream-dim);
    opacity: 0.5;
    font-style: italic;
}

/* Temporal toggle */

.oracle-options {
    text-align: left;
}

.temporal-toggle {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    font-size: 0.9rem;
}

.temporal-toggle input[type="checkbox"] {
    accent-color: var(--gold);
    width: 1rem;
    height: 1rem;
}

.toggle-text {
    color: var(--cream);
    font-style: italic;
}

.toggle-hint {
    width: 100%;
    font-size: 0.75rem;
    color: var(--cream-dim);
    opacity: 0.6;
    padding-left: 1.5rem;
}

/* Submit button */

.oracle-submit {
    display: inline-block;
    font-family: var(--font-serif);
    font-size: 1rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--bg-deep);
    background: var(--gold);
    border: none;
    border-radius: 4px;
    padding: 0.8rem 2rem;
    cursor: pointer;
    text-decoration: none;
    text-align: center;
    transition: background 0.3s, box-shadow 0.3s;
}

.oracle-submit:hover {
    background: #d4b45c;
    box-shadow: 0 0 30px var(--gold-glow);
}

/* Prophecy Display */

.prophecy-display {
    max-width: 700px;
    width: 100%;
    text-align: center;
}

.prophecy-question {
    font-size: 1.1rem;
    font-style: italic;
    color: var(--cream-dim);
    margin-bottom: 2.5rem;
    opacity: 0.8;
}

.prophecy-mode {
    font-size: 0.8rem;
    color: var(--gold-dim);
    letter-spacing: 0.1em;
    margin-bottom: 2rem;
}

.prophecy-heading {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--gold);
    letter-spacing: 0.25em;
    text-transform: uppercase;
    margin-bottom: 2rem;
    position: relative;
}

.prophecy-heading::after {
    content: '';
    display: block;
    width: 60px;
    height: 1px;
    background: var(--gold-dim);
    margin: 1rem auto 0;
}

.prophecy-verse {
    font-size: 1.15rem;
    line-height: 2;
    color: var(--cream);
    margin-bottom: 1.8rem;
    text-shadow: 0 0 20px rgba(232, 220, 200, 0.05);
}

/* Numerical Trace */

.numerical-trace {
    margin-top: 3rem;
    text-align: left;
    border: 1px solid rgba(201, 168, 76, 0.1);
    border-radius: 4px;
    padding: 0;
}

.numerical-trace summary {
    font-size: 0.8rem;
    color: var(--gold-dim);
    letter-spacing: 0.1em;
    cursor: pointer;
    padding: 0.8rem 1rem;
    transition: color 0.3s;
}

.numerical-trace summary:hover {
    color: var(--gold);
}

.numerical-trace[open] summary {
    border-bottom: 1px solid rgba(201, 168, 76, 0.1);
}

.trace-content {
    padding: 1.2rem;
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
}

.trace-section h3 {
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--gold-dim);
    letter-spacing: 0.15em;
    text-transform: uppercase;
    margin-bottom: 0.4rem;
}

.trace-value,
.trace-float,
.trace-bits {
    display: block;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--cream-dim);
    background: var(--bg-card);
    padding: 0.3rem 0.6rem;
    border-radius: 2px;
    margin-bottom: 0.2rem;
    word-break: break-all;
}

.trace-bits {
    font-size: 0.65rem;
    letter-spacing: 0.05em;
}

/* Actions */

.prophecy-actions {
    margin-top: 3rem;
    text-align: center;
}

/* About Page */

.about-page {
    max-width: 650px;
    width: 100%;
}

.about-title {
    font-size: 2rem;
    font-weight: 300;
    color: var(--gold);
    letter-spacing: 0.1em;
    margin-bottom: 2rem;
    text-align: center;
}

.about-content {
    line-height: 2;
    color: var(--cream);
}

.about-content h2 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--gold);
    margin-top: 2rem;
    margin-bottom: 0.8rem;
    letter-spacing: 0.05em;
}

.about-content p {
    margin-bottom: 1rem;
}

.about-layers {
    list-style: none;
    counter-reset: layer;
    margin: 1rem 0;
}

.about-layers li {
    counter-increment: layer;
    padding: 0.8rem 0 0.8rem 2.5rem;
    position: relative;
    border-left: 1px solid var(--gold-dim);
    margin-left: 0.5rem;
}

.about-layers li::before {
    content: counter(layer);
    position: absolute;
    left: -0.7rem;
    top: 0.8rem;
    width: 1.4rem;
    height: 1.4rem;
    background: var(--bg-deep);
    border: 1px solid var(--gold-dim);
    border-radius: 50%;
    text-align: center;
    font-size: 0.7rem;
    line-height: 1.4rem;
    color: var(--gold);
}

.about-layers li strong {
    color: var(--gold);
}

/* Footer */

.footer-oracle {
    text-align: center;
    padding: 2rem;
    font-size: 0.75rem;
    color: var(--cream-dim);
    opacity: 0.4;
    font-style: italic;
    border-top: 1px solid rgba(201, 168, 76, 0.05);
}

/* Responsive */

@media (max-width: 600px) {
    .oracle-title {
        font-size: 2.5rem;
    }

    .prophecy-verse {
        font-size: 1rem;
    }

    main {
        padding: 1.5rem 1rem;
    }
}