:root {
    /* Premium Dark Theme (Default) */
    --bg-color: #0a0a0c;
    /* Very deep, almost black */
    --bg-gradient: radial-gradient(circle at 50% 0%, #1a1a2e, #0a0a0c 80%);
    --text-color: #e0e0e0;
    --text-muted: #a0a0a0;

    /* Branding Colors */
    --accent-color: #9d4edd;
    --accent-hover: #c77dff;
    --accent-glow: rgba(157, 78, 221, 0.6);

    /* Gold/Luxury Accents */
    --gold: #ffd700;
    --gold-dim: #cfb53b;
    --gold-gradient: linear-gradient(135deg, #bf953f, #fcf6ba, #b38728, #fbf5b7, #aa771c);
    --gold-glow: rgba(255, 215, 0, 0.3);

    /* UI Elements */
    --card-bg: #16161a;
    --card-border: #333;
    --grid-gap: 16px;

    /* Typography */
    --font-heading: 'Cinzel', serif;
    --font-body: 'Lato', sans-serif;

    /* Glassmorphism */
    --glass-bg: rgba(20, 20, 25, 0.85);
    --glass-border: rgba(255, 255, 255, 0.08);
    --modal-overlay: rgba(0, 0, 0, 0.85);
}

body.light-theme {
    --bg-color: #f0f2f5;
    --bg-gradient: linear-gradient(to bottom, #f0f2f5, #e1e4e8);
    --text-color: #1a1a1a;
    --text-muted: #555;
    --card-bg: #ffffff;
    --card-border: #d1d9e6;
    --glass-bg: rgba(255, 255, 255, 0.9);
    --glass-border: rgba(0, 0, 0, 0.05);
    --modal-overlay: rgba(0, 0, 0, 0.6);
    --accent-color: #6200ea;
    --gold: #d4af37;
    /* Darker gold for visibility on light */
}

body {
    margin: 0;
    font-family: var(--font-body);
    background-color: var(--bg-color);
    background-image: var(--bg-gradient);
    background-attachment: fixed;
    color: var(--text-color);
    transition: background-color 0.5s ease, color 0.5s ease;
    min-height: 100vh;
}

header {
    padding: 25px 20px;
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--glass-border);
    display: flex;
    flex-direction: column;
    gap: 20px;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

h1,
h2,
h3 {
    font-family: var(--font-heading);
    margin: 0;
    color: var(--gold);
}

.controls-top {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    justify-content: center;
}

.mode-select {
    display: flex;
    gap: 5px;
}

button {
    cursor: pointer;
    border: none;
    padding: 10px 20px;
    border-radius: 6px;
    font-family: var(--font-body);
    font-weight: 600;
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    letter-spacing: 0.5px;
    position: relative;
    overflow: hidden;
}

.btn-mode {
    background: transparent;
    color: var(--text-muted);
    border: 1px solid var(--card-border);
}

.btn-mode:hover {
    color: var(--text-color);
    border-color: var(--accent-color);
    background: rgba(157, 78, 221, 0.1);
}

.btn-mode.active {
    background: var(--accent-color);
    color: white;
    border-color: var(--accent-color);
    box-shadow: 0 0 15px var(--accent-glow);
}

.btn-action {
    background: var(--gold-gradient);
    color: #000;
    font-weight: 700;
    text-transform: uppercase;
    box-shadow: 0 4px 15px rgba(255, 215, 0, 0.2);
}

.btn-action:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 215, 0, 0.4);
}

.btn-primary {
    background: var(--accent-color);
    color: white;
    font-size: 1.1em;
    padding: 12px 30px;
    border-radius: 8px;
    box-shadow: 0 4px 15px var(--accent-glow);
}

.btn-primary:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px var(--accent-glow);
}

.status-bar {
    display: flex;
    gap: 20px;
    align-items: center;
    font-size: 0.9em;
}

/* Grid System */
main {
    padding: 20px;
    display: flex;
    justify-content: center;
}

.tarot-grid {
    display: grid;
    grid-template-columns: repeat(13, 1fr);
    gap: var(--grid-gap);
    max-width: 98vw;
    margin: 0 auto;
}

.card-container {
    width: 70px;
    /* Slightly larger cards */
    height: 115px;
    perspective: 1200px;
    cursor: pointer;
    position: relative;
    padding-bottom: 24px;
    /* Space for name */
}

.card {
    width: 100%;
    height: 100%;
    position: relative;
    transform-style: preserve-3d;
    transition: transform 0.6s cubic-bezier(0.4, 0.2, 0.2, 1), box-shadow 0.3s;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.5);
}

.card.selected {
    box-shadow: 0 0 15px var(--gold), 0 0 30px var(--gold-glow);
    border: 1px solid var(--gold);
}

/* Add a pseudo-element for selection glow ring if needed, or stick to box-shadow for performance */

.card-face {
    position: absolute;
    width: 100%;
    height: 100%;
    backface-visibility: hidden;
    border-radius: 4px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.card-back {
    background-color: #222;
    background-image: url('assets/images/card_back.png');
    background-size: cover;
    background-position: center;
    border: 2px solid #555;
    color: var(--gold);
    font-size: 2em;
}

.card-front {
    background: var(--card-bg);
    transform: rotateY(180deg);
    border: 1px solid var(--card-border);
}

.card-front img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.card.flipped {
    transform: rotateY(180deg);
}

.card.reversed .card-front {
    transform: rotateY(180deg) rotate(180deg);
}

.card-name {
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    text-align: center;
    font-size: 0.7em;
    color: var(--text-color);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.hidden-name {
    display: none;
}

/* Prompt Section */
.prompt-section {
    max-width: 800px;
    margin: 0 auto 40px;
    padding: 20px;
    background: rgba(0, 0, 0, 0.1);
    border-radius: 8px;
}

.prompt-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    flex-wrap: wrap;
    gap: 15px;
}

.prompt-actions {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.prompt-inputs textarea {
    width: 100%;
    background: var(--card-bg);
    color: var(--text-color);
    border: 1px solid var(--card-border);
    padding: 10px;
    border-radius: 4px;
    margin-bottom: 10px;
    font-family: monospace;
    resize: vertical;
}

#user-context {
    height: 80px;
}

#prompt-output {
    height: 100px;
}

.hidden {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    height: 0 !important;
    min-height: 0 !important;
    /* Optional: collapse space if needed, but be careful with layouts */
    overflow: hidden;
    margin: 0 !important;
    padding: 0 !important;
    border: none !important;
}

#btn-generate,
.prompt-output-container {
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

/* --- Pantalla de Selección --- */
.selection-overlay {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 80vh;
    padding: 20px;
    animation: fadeIn 0.5s ease;
}

.selection-content {
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    padding: 40px;
    border-radius: 12px;
    border: 1px solid var(--glass-border);
    box-shadow: 0 15px 50px rgba(0, 0, 0, 0.5);
    text-align: center;
    max-width: 800px;
    width: 100%;
}

.selection-content h2 {
    font-size: 2.5em;
    margin-bottom: 10px;
}

.selection-subtitle {
    color: var(--text-muted);
    font-size: 1.1em;
    margin-bottom: 30px;
}

.question-textarea {
    width: 100%;
    min-height: 120px;
    background: var(--card-bg);
    color: var(--text-color);
    border: 1px solid var(--card-border);
    padding: 15px;
    border-radius: 8px;
    font-family: monospace;
    font-size: 1.1em;
    resize: vertical;
    margin-bottom: 20px;
    box-sizing: border-box;
}

.question-textarea:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 10px rgba(157, 78, 221, 0.3);
}

.mode-select-large {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

.btn-mode-large {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 12px;
    padding: 30px 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
    color: var(--text-color);
    transition: all 0.3s ease;
}

.btn-mode-large:hover {
    border-color: var(--accent-color);
    background: rgba(157, 78, 221, 0.1);
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
}

.mode-title {
    font-size: 1.8em;
    font-family: var(--font-heading);
    font-weight: bold;
    color: var(--gold);
}

.mode-desc {
    font-size: 1em;
    color: var(--text-muted);
}

#workspace {
    animation: fadeIn 0.5s ease;
    width: 100%;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Shuffle Animation */
@keyframes shuffle-vibe {

    0%,
    100% {
        transform: translate(0, 0) rotate(0deg);
    }

    25% {
        transform: translate(2px, -2px) rotate(1deg);
    }

    50% {
        transform: translate(-2px, 2px) rotate(-1deg);
    }

    75% {
        transform: translate(2px, 2px) rotate(1deg);
    }
}

@keyframes gather-cards {
    0% {
        transform: translate(0, 0) scale(1);
    }

    50% {
        transform: translate(var(--move-x), var(--move-y)) scale(0.95);
        opacity: 0.7;
    }

    100% {
        transform: translate(0, 0) scale(1);
    }
}

.shuffling .card-container {
    animation: shuffle-vibe 0.15s infinite;
    z-index: 10;
}

.shuffling .card {
    animation: gather-cards 0.8s ease-in-out;
}

/* Responsive */
@media (max-width: 600px) {
    .tarot-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* Modal Styles */
.modal {
    display: none;
    /* Hidden by default */
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(5px);
}

.modal.hidden {
    display: none;
}

.modal-content {
    background: var(--glass-bg);
    /* Glassmorphism */
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    margin: 5% auto;
    padding: 0;
    border: 1px solid var(--glass-border);
    /* Subtle border */
    width: 90%;
    max-width: 900px;
    border-radius: 12px;
    box-shadow: 0 15px 50px rgba(0, 0, 0, 0.5);
    position: relative;
    color: var(--text-color);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    /* For image rounding */
}

.close-modal {
    color: var(--text-color);
    float: right;
    font-size: 28px;
    font-weight: bold;
    position: absolute;
    right: 15px;
    top: 10px;
    z-index: 10;
    cursor: pointer;
    transition: color 0.3s;
}

.close-modal:hover,
.close-modal:focus {
    color: var(--accent-color);
    text-decoration: none;
    cursor: pointer;
}

.modal-body {
    display: flex;
    flex-direction: column;
}

@media (min-width: 768px) {
    .modal-body {
        flex-direction: row;
        align-items: stretch;
    }
}

#modal-img {
    width: 100%;
    max-width: 300px;
    height: auto;
    object-fit: contain;
    margin: 0 auto;
    background: #000;
}

.modal-info {
    padding: 20px;
    flex: 1;
    overflow-y: auto;
    max-height: 80vh;
}

.modal-info h2 {
    font-size: 2.5em;
    /* Larger title */
    margin-bottom: 15px;
    background: var(--gold-gradient);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    /* Gold text effect */
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.modal-info>p {
    font-style: italic;
    color: var(--accent-color);
    margin-bottom: 20px;
}

.keywords h3 {
    margin-top: 15px;
    color: var(--text-color);
    border-bottom: 1px solid var(--card-border);
    padding-bottom: 5px;
}

.keywords p {
    margin: 10px 0;
    line-height: 1.6;
}

/* Support/Donation Section */
.support-section {
    background: linear-gradient(to bottom, rgba(0, 0, 0, 0.4), rgba(157, 78, 221, 0.1));
    padding: 50px 20px;
    text-align: center;
    border-top: 1px solid var(--glass-border);
    margin-top: 60px;
    border-radius: 12px;
}

.support-content h2 {
    font-size: 1.8em;
    margin-bottom: 15px;
    background: var(--gold-gradient);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.support-content p {
    color: var(--text-muted);
    max-width: 600px;
    margin: 0 auto 25px;
    line-height: 1.6;
}

.donation-options {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 25px;
    flex-wrap: wrap;
}

.btn-donate {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 12px 25px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 700;
    transition: all 0.3s ease;
    font-family: var(--font-body);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.kofi {
    background-color: #29abe0;
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.kofi:hover {
    background-color: #1a8bb8;
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(41, 171, 224, 0.4);
}

.bmc {
    background-color: #FFDD00;
    color: #000000;
    border: 1px solid rgba(0, 0, 0, 0.1);
}

.bmc:hover {
    background-color: #e6c700;
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(255, 221, 0, 0.4);
}

.transparency-note small {
    display: block;
    font-size: 0.8em;
    opacity: 0.7;
    margin-top: 10px;
}

/* --- Utilidad: ocultar por completo (display) --- */
.is-hidden {
    display: none !important;
}

/* --- Configuración de la API (llm7.io) --- */
.api-config {
    max-width: 800px;
    margin: 20px auto 0;
    padding: 0 20px;
    text-align: right;
}

.api-panel {
    margin-top: 12px;
    padding: 18px;
    text-align: left;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 10px;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.api-panel > label {
    display: block;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--gold);
    font-family: var(--font-heading);
}

.api-row {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
    flex-wrap: wrap;
}

.api-row label {
    color: var(--text-muted);
    min-width: 70px;
}

.api-panel input,
.api-panel select {
    flex: 1;
    min-width: 180px;
    background: var(--card-bg);
    color: var(--text-color);
    border: 1px solid var(--card-border);
    padding: 10px;
    border-radius: 6px;
    font-family: var(--font-body);
}

.api-status {
    display: inline-block;
    font-size: 0.85em;
    min-height: 1.2em;
    color: var(--text-muted);
}

.api-status.ok {
    color: #27ae60;
}

.api-status.warn {
    color: var(--gold-dim);
}

.api-note small {
    display: block;
    color: var(--text-muted);
    opacity: 0.8;
    margin-top: 8px;
    line-height: 1.5;
}

/* --- Interpretación del Oráculo --- */
.oracle-section {
    max-width: 800px;
    margin: 0 auto 40px;
    padding: 24px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.oracle-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 15px;
    flex-wrap: wrap;
    margin-bottom: 15px;
}

.oracle-header h2 {
    margin: 0;
    background: var(--gold-gradient);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.oracle-loading {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--text-muted);
    padding: 15px 0;
}

.spinner {
    width: 20px;
    height: 20px;
    border: 3px solid var(--glass-border);
    border-top-color: var(--accent-color);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    display: inline-block;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

.oracle-output {
    line-height: 1.7;
    color: var(--text-color);
}

.oracle-output h2,
.oracle-output h3,
.oracle-output h4 {
    font-family: var(--font-heading);
    color: var(--accent-hover);
    margin: 22px 0 10px;
}

.oracle-output ul {
    padding-left: 22px;
    margin: 10px 0;
}

.oracle-output li {
    margin-bottom: 6px;
}

.oracle-output p {
    margin: 10px 0;
}

.oracle-output strong {
    color: var(--gold);
}

.oracle-error {
    color: #e74c3c;
    font-weight: 700;
}

.followup-hint {
    margin: 0 0 14px;
    color: var(--text-muted);
}

.followup-inputs textarea {
    width: 100%;
    min-height: 90px;
    margin-bottom: 10px;
    resize: vertical;
    background: var(--card-bg);
    color: var(--text-color);
    border: 1px solid var(--card-border);
    border-radius: 10px;
    padding: 12px;
    font-family: var(--font-body);
}

.followup-output {
    margin-top: 14px;
    display: grid;
    gap: 12px;
}

.followup-item {
    border: 1px solid var(--glass-border);
    border-radius: 10px;
    padding: 12px;
    background: rgba(255, 255, 255, 0.02);
}

.followup-question {
    margin-bottom: 8px;
    color: var(--gold);
}

.followup-answer p:first-child,
.followup-answer h2:first-child,
.followup-answer h3:first-child,
.followup-answer h4:first-child {
    margin-top: 0;
}

/* --- Pantalla 3: Generador de Lectura --- */
.selection-overlay.overlay-scroll {
    align-items: flex-start;
    min-height: 100vh;
    overflow-y: auto;
}

.reading-content {
    max-width: 840px;
    margin: 20px auto;
    text-align: left;
}

.reading-content > h2,
.reading-content > .selection-subtitle {
    text-align: center;
}

.reading-content > .selection-subtitle {
    margin-bottom: 32px;
}

.reading-content .api-config {
    text-align: left;
    padding: 0;
    margin: 32px 0 0;
}

.reading-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 12px;
}

.reading-nav {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    flex-wrap: wrap;
    margin-top: 24px;
}