/* css/style.css */

/* ===== RESET & BASE ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
}

:root {
    /* Material Light Palette */
    --md-primary: #6200ee;
    --md-primary-dark: #3700b3;
    --md-secondary: #03dac6;
    --md-error: #b00020;
    --md-bg: #f5f5f5;
    --md-surface: #ffffff;
    --md-on-surface: #1f1f1f;
    --md-on-surface-medium: #5f5f5f;
    --md-outline: #e0e0e0;
    --md-gradient: linear-gradient(135deg, #6200ee 0%, #03dac6 100%);
    --md-gradient-soft: linear-gradient(135deg, rgba(98,0,238,0.08) 0%, rgba(3,218,198,0.08) 100%);
    --md-elevation-1: 0 1px 3px rgba(0,0,0,0.12), 0 1px 2px rgba(0,0,0,0.14);
    --md-elevation-2: 0 3px 6px rgba(0,0,0,0.16), 0 3px 6px rgba(0,0,0,0.14);
    --md-elevation-3: 0 10px 20px rgba(0,0,0,0.19), 0 6px 6px rgba(0,0,0,0.18);
    --md-radius-sm: 8px;
    --md-radius: 16px;
    --md-radius-lg: 24px;
}

[data-theme="dark"] {
    --md-primary: #bb86fc;
    --md-primary-dark: #9a67ea;
    --md-secondary: #03dac6;
    --md-error: #cf6679;
    --md-bg: #121212;
    --md-surface: #1e1e1e;
    --md-on-surface: #e6e6e6;
    --md-on-surface-medium: #a0a0a0;
    --md-outline: #333333;
    --md-gradient: linear-gradient(135deg, #3700b3 0%, #03dac6 100%);
    --md-gradient-soft: linear-gradient(135deg, rgba(187,134,252,0.12) 0%, rgba(3,218,198,0.12) 100%);
    --md-elevation-1: 0 1px 3px rgba(0,0,0,0.5), 0 1px 2px rgba(0,0,0,0.4);
    --md-elevation-2: 0 3px 6px rgba(0,0,0,0.5), 0 3px 6px rgba(0,0,0,0.4);
    --md-elevation-3: 0 10px 20px rgba(0,0,0,0.6), 0 6px 6px rgba(0,0,0,0.5);
}

html { font-size: 16px; }

body {
    font-family: 'Roboto', system-ui, -apple-system, 'Segoe UI', sans-serif;
    background-color: var(--md-bg);
    color: var(--md-on-surface);
    min-height: 100vh;
    transition: background-color 0.3s, color 0.3s;
    line-height: 1.5;
    overflow-x: hidden;
}

/* ===== APP BAR ===== */
.app-bar {
    position: sticky;
    top: 0;
    z-index: 100;
    background: var(--md-gradient);
    color: #fff;
    padding: 0 1rem;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    box-shadow: var(--md-elevation-2);
}

.app-bar__title {
    font-size: 1.15rem;
    font-weight: 500;
    letter-spacing: 0.3px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 60%;
    cursor: pointer;
}

.app-bar__actions {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* ===== BUTTONS (Material) ===== */
.md-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    border: none;
    outline: none;
    cursor: pointer;
    font-family: inherit;
    font-size: 0.875rem;
    font-weight: 500;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    padding: 0.65rem 1.5rem;
    border-radius: var(--md-radius-sm);
    transition: background-color 0.2s, box-shadow 0.2s, transform 0.1s;
    text-decoration: none;
    position: relative;
    overflow: hidden;
}

.md-btn:active { transform: scale(0.97); }

.md-btn--contained {
    background: var(--md-primary);
    color: #fff;
    box-shadow: var(--md-elevation-1);
}
.md-btn--contained:hover { background: var(--md-primary-dark); box-shadow: var(--md-elevation-2); }

.md-btn--gradient {
    background: var(--md-gradient);
    color: #fff;
    box-shadow: var(--md-elevation-1);
}
.md-btn--gradient:hover { box-shadow: var(--md-elevation-3); }

.md-btn--text {
    background: transparent;
    color: var(--md-primary);
    padding: 0.5rem 1rem;
}
.md-btn--text:hover { background: rgba(98,0,238,0.08); }
[data-theme="dark"] .md-btn--text:hover { background: rgba(187,134,252,0.12); }

.md-btn--outlined {
    background: transparent;
    color: var(--md-primary);
    border: 1px solid var(--md-outline);
}
.md-btn--outlined:hover { background: rgba(98,0,238,0.06); }

.md-btn--icon {
    width: 40px; height: 40px;
    padding: 0;
    border-radius: 50%;
    background: rgba(255,255,255,0.15);
    color: #fff;
    font-size: 1.1rem;
    text-transform: none;
}
.md-btn--icon:hover { background: rgba(255,255,255,0.25); }

.md-btn--block { width: 100%; }
.md-btn:disabled { opacity: 0.5; cursor: not-allowed; }

/* ===== CONTAINER ===== */
.md-container {
    max-width: 960px;
    margin: 0 auto;
    padding: 1.5rem 1rem 3rem;
}

/* ===== CARD ===== */
.md-card {
    background: var(--md-surface);
    border-radius: var(--md-radius);
    box-shadow: var(--md-elevation-1);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    transition: background-color 0.3s, box-shadow 0.3s;
}

.md-card--raised { box-shadow: var(--md-elevation-2); }

/* ===== TEXT FIELD (Material) ===== */
.md-field {
    position: relative;
    margin-bottom: 1.25rem;
}
.md-field__input {
    width: 100%;
    padding: 1.5rem 0.9rem 0.5rem;
    font-size: 1rem;
    font-family: inherit;
    color: var(--md-on-surface);
    background: var(--md-bg);
    border: none;
    border-bottom: 2px solid var(--md-outline);
    border-radius: var(--md-radius-sm) var(--md-radius-sm) 0 0;
    outline: none;
    transition: border-color 0.2s, background-color 0.2s;
}
.md-field__input:focus { border-bottom-color: var(--md-primary); background: var(--md-gradient-soft); }
.md-field__label {
    position: absolute;
    left: 0.9rem;
    top: 1.05rem;
    font-size: 1rem;
    color: var(--md-on-surface-medium);
    pointer-events: none;
    transition: all 0.2s ease;
}
.md-field__input:focus + .md-field__label,
.md-field__input:not(:placeholder-shown) + .md-field__label {
    top: 0.35rem;
    font-size: 0.72rem;
    color: var(--md-primary);
    font-weight: 500;
}

/* ===== SECTION TITLE ===== */
.md-section-title {
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--md-on-surface);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}
.md-section-title::before {
    content: "";
    display: block;
    width: 4px;
    height: 1.1rem;
    border-radius: 2px;
    background: var(--md-gradient);
}

/* ===== VIDEO CONTAINER (Full Width, Height 480px) ===== */
#videoFullView {
    width: 100%;
    display: block;
}

.md-video-full {
    width: 100%;
    height: 480px;
    overflow: hidden;
    background: #000;
}

.md-video-full iframe {
    width: 100%;
    height: 100%;
    border: none;
    display: block;
}

@media (max-width: 640px) {
    .md-video-full {
        height: 260px;
    }
}

/* ===== THUMBNAIL GRID ===== */
.md-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr); /* col-6 = 2 kolom di mobile */
    gap: 0.75rem;
}
@media (min-width: 640px) { .md-grid { grid-template-columns: repeat(4, 1fr); } }
@media (min-width: 900px) { .md-grid { grid-template-columns: repeat(6, 1fr); } }

.md-thumb {
    cursor: pointer;
    border-radius: var(--md-radius-sm);
    overflow: hidden;
    background: var(--md-surface);
    box-shadow: var(--md-elevation-1);
    transition: transform 0.2s, box-shadow 0.2s;
    display: flex;
    flex-direction: column;
}
.md-thumb:hover { transform: translateY(-3px); box-shadow: var(--md-elevation-2); }
.md-thumb img {
    width: 100%;
    aspect-ratio: 16/9;
    object-fit: cover;
    display: block;
    background: var(--md-bg);
}
.md-thumb__body {
    padding: 0.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    flex: 1;
}
.md-thumb__title {
    font-size: 0.72rem;
    font-weight: 500;
    color: var(--md-on-surface);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.md-thumb__watch {
    background: var(--md-gradient);
    color: #fff;
    border: none;
    border-radius: 6px;
    padding: 0.35rem 0.5rem;
    font-size: 0.7rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.4px;
    cursor: pointer;
    font-family: inherit;
    transition: opacity 0.2s;
}
.md-thumb__watch:hover { opacity: 0.9; }

/* ===== PAGINATION ===== */
.md-pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.4rem;
    margin-top: 1.5rem;
    flex-wrap: wrap;
}
.md-page-btn {
    min-width: 40px;
    height: 40px;
    padding: 0 0.5rem;
    border: none;
    border-radius: 50%;
    background: var(--md-surface);
    color: var(--md-on-surface);
    font-family: inherit;
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    box-shadow: var(--md-elevation-1);
    transition: background-color 0.2s, color 0.2s, transform 0.1s;
}
.md-page-btn:hover:not(:disabled) { background: var(--md-gradient-soft); color: var(--md-primary); }
.md-page-btn:active:not(:disabled) { transform: scale(0.92); }
.md-page-btn:disabled { opacity: 0.4; cursor: not-allowed; }
.md-page-btn.active { background: var(--md-gradient); color: #fff; box-shadow: var(--md-elevation-2); }

/* ===== LOADER ===== */
.md-loader {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    padding: 3rem 0;
}
.md-spinner {
    width: 48px; height: 48px;
    border-radius: 50%;
    border: 4px solid var(--md-outline);
    border-top-color: var(--md-primary);
    animation: md-spin 0.8s linear infinite;
}
@keyframes md-spin { to { transform: rotate(360deg); } }

/* ===== INLINE LOADER (untuk grid video lainnya) ===== */
.md-inline-loader {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    padding: 2rem 0;
    color: var(--md-on-surface-medium);
    font-size: 0.875rem;
    grid-column: 1 / -1;
}
.md-inline-loader .md-spinner {
    width: 28px;
    height: 28px;
    border-width: 3px;
}

/* ===== ERROR ===== */
.md-error {
    background: rgba(176,0,32,0.08);
    color: var(--md-error);
    border-left: 4px solid var(--md-error);
    border-radius: var(--md-radius-sm);
    padding: 0.9rem 1rem;
    font-size: 0.9rem;
    margin-top: 0.75rem;
    word-break: break-word;
}
.md-error:empty { display: none; }

/* ===== DIALOG (Modal) ===== */
.md-dialog-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    padding: 1rem;
    backdrop-filter: blur(2px);
}
.md-dialog-backdrop.show { display: flex; animation: md-fadein 0.2s ease; }
@keyframes md-fadein { from { opacity: 0; } to { opacity: 1; } }

.md-dialog {
    background: var(--md-surface);
    border-radius: var(--md-radius-lg);
    padding: 2rem 1.75rem;
    max-width: 420px;
    width: 100%;
    box-shadow: var(--md-elevation-3);
    text-align: center;
    animation: md-dialog-in 0.25s cubic-bezier(0.2, 0, 0, 1);
}
@keyframes md-dialog-in {
    from { transform: scale(0.85) translateY(20px); opacity: 0; }
    to   { transform: scale(1) translateY(0); opacity: 1; }
}

.md-dialog__icon {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}
.md-dialog__title {
    font-size: 1.15rem;
    font-weight: 500;
    color: var(--md-on-surface);
    margin-bottom: 0.25rem;
    word-break: break-word;
}
.md-dialog__price {
    font-size: 2.25rem;
    font-weight: 700;
    background: var(--md-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin: 1rem 0 0.25rem;
}
.md-dialog__desc {
    font-size: 0.8rem;
    color: var(--md-on-surface-medium);
    margin-bottom: 1.5rem;
}
.md-dialog__actions {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

/* ===== CENTER INTRO (Landing) ===== */
.md-intro {
    text-align: center;
    padding: 4rem 1rem;
}
.md-intro__logo {
    width: 96px; height: 96px;
    border-radius: 50%;
    background: var(--md-gradient);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    color: #fff;
    box-shadow: var(--md-elevation-3);
    margin-bottom: 1.5rem;
}
.md-intro__title {
    font-size: 1.6rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    background: var(--md-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.md-intro__subtitle {
    color: var(--md-on-surface-medium);
    font-size: 0.95rem;
    margin-bottom: 2rem;
    max-width: 420px;
    margin-left: auto;
    margin-right: auto;
}

/* ===== RESULT LINK BOX (setelah generate) ===== */
.md-result {
    background: var(--md-gradient-soft);
    border: 1px dashed var(--md-primary);
    border-radius: var(--md-radius-sm);
    padding: 1rem;
    margin-top: 1rem;
    word-break: break-all;
}
.md-result__label {
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--md-primary);
    text-transform: uppercase;
    letter-spacing: 0.6px;
    margin-bottom: 0.4rem;
}
.md-result__link {
    font-family: 'Roboto Mono', monospace;
    font-size: 0.8rem;
    color: var(--md-on-surface);
    background: var(--md-surface);
    padding: 0.6rem 0.75rem;
    border-radius: 6px;
    margin-bottom: 0.75rem;
    display: block;
    overflow-wrap: anywhere;
}
.md-result__actions {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

/* ===== UTILITIES ===== */
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.text-center { text-align: center; }
.hidden { display: none !important; }

/* ===== RESPONSIVE ===== */
@media (max-width: 640px) {
    .app-bar { height: 56px; padding: 0 0.75rem; }
    .app-bar__title { font-size: 1rem; }
    .md-card { padding: 1.15rem; border-radius: var(--md-radius-sm); }
    .md-dialog { padding: 1.75rem 1.25rem; }
}


/* ===== INFO BOX (di bawah tombol download) ===== */
.md-info {
    margin-top: 1rem;
    padding: 0.85rem 1rem;
    background: var(--md-gradient-soft);
    border-left: 4px solid var(--md-primary);
    border-radius: var(--md-radius-sm);
    font-size: 0.82rem;
    line-height: 1.55;
    color: var(--md-on-surface-medium);
}
.md-info strong {
    color: var(--md-primary);
    font-weight: 700;
}
/* ===== BADGE SUMBER BAYAR KEY (A / B) ===== */
.md-key-source {
    display: inline-block;
    margin: 0.35rem 0 0.25rem;
    padding: 0.15rem 0.6rem;
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.5px;
    border-radius: 999px;
    background: var(--md-gradient);
    color: #fff;
    text-transform: uppercase;
}