:root {
    color-scheme: dark;
    font-family: 'gg sans', system-ui, sans-serif;
    background: #0e0f12;
    color: #ffffff;
    --bg: #0e0f12;
    --surface: #16171b;
    --surface-alt: #1e2024;
    --surface-hover: #25272c;
    --text: #f2f3f5;
    --muted: #b5bac1;
    --muted-dim: #6d7177;
    --accent: #5865f2;
    --danger: #ed4245;
    --success: #3ba55d;
    --radius: 16px;
    --border: rgba(255, 255, 255, 0.06);
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    min-height: 100vh;
    background: var(--bg);
    color: var(--text);
    background-image:
        radial-gradient(ellipse 70% 45% at 0% 0%, rgba(88, 101, 242, 0.09) 0%, transparent 60%);
    background-attachment: fixed;
}

a {
    color: inherit;
    text-decoration: none;
}

/* ── Shell ── */

.admin-shell {
    width: min(1120px, calc(100% - 2rem));
    margin: 0 auto;
    padding: 2rem 0 4rem;
}

/* ── Header ── */

.admin-header {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 1rem;
    align-items: center;
    margin-bottom: 2rem;
    padding-bottom: 1.25rem;
    border-bottom: 1px solid var(--border);
}

.admin-header h1 {
    margin: 0;
    font-size: 1.4rem;
    font-weight: 600;
    letter-spacing: -0.01em;
    color: var(--text);
}

.admin-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.35rem 0.75rem;
    border-radius: 999px;
    background: rgba(88, 101, 242, 0.1);
    border: 1px solid rgba(88, 101, 242, 0.2);
    color: #8c99fa;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.07em;
    font-weight: 600;
}

.admin-links {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    align-items: center;
}

/* ── Cards ── */

.admin-card,
.auth-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.5rem;
    margin-bottom: 1.25rem;
}

.admin-card h2,
.auth-card h1 {
    margin: 0 0 1.25rem;
    font-size: 1.05rem;
    font-weight: 600;
    letter-spacing: -0.005em;
    color: var(--text);
    padding-bottom: 0.9rem;
    border-bottom: 1px solid var(--border);
}

/* ── Forms ── */

.admin-form,
.auth-form {
    display: grid;
    gap: 1rem;
}

.form-grid {
    display: grid;
    gap: 0.85rem;
}

.form-grid label,
.upload-label {
    display: grid;
    gap: 0.4rem;
    font-size: 0.85rem;
    color: var(--muted);
    font-weight: 500;
    letter-spacing: 0.01em;
}

.full-width {
    grid-column: 1 / -1;
}

label input,
label textarea,
.upload-label input {
    width: 100%;
    min-height: 2.6rem;
    padding: 0.7rem 0.9rem;
    border-radius: 10px;
    border: 1px solid rgba(255, 255, 255, 0.07);
    background: rgba(255, 255, 255, 0.03);
    color: var(--text);
    font: inherit;
    font-size: 0.9rem;
    transition: border-color 0.15s ease, background 0.15s ease;
    outline: none;
}

label input:focus,
label textarea:focus,
.upload-label input:focus {
    border-color: rgba(88, 101, 242, 0.5);
    background: rgba(88, 101, 242, 0.04);
}

label textarea {
    min-height: 110px;
    resize: vertical;
}

/* ── Buttons ── */

button,
.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font: inherit;
    cursor: pointer;
    border: none;
    border-radius: 10px;
    padding: 0.75rem 1.1rem;
    font-size: 0.875rem;
    font-weight: 500;
    transition: transform 0.12s ease, box-shadow 0.12s ease, background 0.12s ease, opacity 0.12s ease;
    letter-spacing: 0.01em;
    text-decoration: none;
}

button:hover {
    transform: translateY(-1px);
}

button:active {
    transform: translateY(0);
    opacity: 0.85;
}

.button-primary {
    background: var(--accent);
    color: #fff;
    box-shadow: 0 6px 20px rgba(88, 101, 242, 0.3);
}

.button-primary:hover {
    background: #4752c4;
    box-shadow: 0 8px 24px rgba(88, 101, 242, 0.4);
}

.button-muted {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text);
    border: 1px solid var(--border);
}

.button-muted:hover {
    background: rgba(255, 255, 255, 0.09);
}

.button-ghost {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--muted);
}

.button-ghost:hover {
    border-color: rgba(255, 255, 255, 0.12);
    color: var(--text);
    background: rgba(255, 255, 255, 0.04);
}

.button-danger {
    background: rgba(237, 66, 69, 0.12);
    color: #f28b8c;
    border: 1px solid rgba(237, 66, 69, 0.2);
}

.button-danger:hover {
    background: var(--danger);
    color: #fff;
    border-color: transparent;
    box-shadow: 0 6px 16px rgba(237, 66, 69, 0.35);
}

/* ── Alerts ── */

.alert {
    padding: 0.85rem 1rem;
    border-radius: 10px;
    margin-bottom: 1rem;
    font-size: 0.9rem;
    display: flex;
    align-items: flex-start;
    gap: 0.6rem;
}

.alert-success {
    background: rgba(59, 165, 93, 0.1);
    border: 1px solid rgba(59, 165, 93, 0.2);
    color: #7ee8a2;
}

.alert-error {
    background: rgba(237, 66, 69, 0.1);
    border: 1px solid rgba(237, 66, 69, 0.2);
    color: #f28b8c;
}

/* ── Upload form ── */

.upload-form {
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
    margin-bottom: 1.5rem;
}

.upload-label {
    display: grid;
    gap: 0.4rem;
    font-size: 0.85rem;
    color: var(--muted);
    font-weight: 500;
    letter-spacing: 0.01em;
}

.upload-label input[type="file"] {
    width: 100%;
    min-height: 2.6rem;
    padding: 0.7rem 0.9rem;
    border-radius: 10px;
    border: 1px solid rgba(255, 255, 255, 0.07);
    background: rgba(255, 255, 255, 0.03);
    color: var(--text);
    font: inherit;
    font-size: 0.9rem;
    cursor: pointer;
    transition: border-color 0.15s ease, background 0.15s ease;
}

.upload-label input[type="file"]:hover {
    border-color: rgba(88, 101, 242, 0.35);
    background: rgba(88, 101, 242, 0.04);
}

.upload-label input[type="file"]::file-selector-button {
    font: inherit;
    font-size: 0.82rem;
    font-weight: 500;
    padding: 0.3rem 0.75rem;
    margin-right: 0.75rem;
    border-radius: 7px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(255, 255, 255, 0.07);
    color: var(--text);
    cursor: pointer;
    transition: background 0.15s ease;
}

.upload-label input[type="file"]::file-selector-button:hover {
    background: rgba(255, 255, 255, 0.12);
}

/* ── Image grid ── */

.image-grid {
    display: grid;
    gap: 0.85rem;
}

.image-card {
    background: var(--surface-alt);
    border: 1px solid var(--border);
    border-radius: 14px;
    overflow: hidden;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.image-card:hover {
    border-color: rgba(88, 101, 242, 0.25);
    box-shadow: 0 6px 24px rgba(88, 101, 242, 0.1);
}

.image-card img {
    width: 100%;
    display: block;
    object-fit: cover;
    aspect-ratio: 16 / 10;
}

.image-details {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 0.85rem 1rem;
    flex-wrap: wrap;
    color: var(--muted);
    font-size: 0.85rem;
    border-top: 1px solid var(--border);
}

.image-details strong {
    display: block;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text);
    margin-bottom: 0.15rem;
}

.image-details time {
    display: block;
    font-size: 0.8rem;
    color: var(--muted-dim);
}

.portfolio-empty {
    color: var(--muted);
    font-size: 0.9rem;
    padding: 0.5rem 0;
}

/* ── Rename form ── */

.image-rename {
    padding: 0.65rem 0.85rem 0.85rem;
    border-top: 1px solid var(--border);
    background: rgba(0, 0, 0, 0.1);
}

.rename-form {
    display: flex;
    gap: 0.4rem;
    align-items: center;
}

.rename-form input[type="text"] {
    flex: 1;
    min-height: 2.2rem;
    padding: 0.5rem 0.75rem;
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.07);
    background: rgba(255, 255, 255, 0.04);
    color: var(--text);
    font: inherit;
    font-size: 0.85rem;
    outline: none;
    transition: border-color 0.15s ease;
}

.rename-form input[type="text"]:focus {
    border-color: rgba(88, 101, 242, 0.45);
}

.rename-form .button {
    padding: 0.5rem 0.85rem;
    font-size: 0.85rem;
    white-space: nowrap;
}

/* ── Discord login ── */

.discord-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    font-size: 0.95rem;
    font-weight: 600;
    padding: 0.85rem 1.5rem;
    text-decoration: none;
    border-radius: 10px;
    background: var(--accent);
    color: #fff;
    box-shadow: 0 6px 20px rgba(88, 101, 242, 0.35);
    transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
    letter-spacing: 0.01em;
}

.discord-btn:hover {
    background: #4752c4;
    transform: translateY(-2px);
    box-shadow: 0 10px 28px rgba(88, 101, 242, 0.45);
}

/* ── Responsive ── */

@media (min-width: 720px) {
    .form-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .image-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (min-width: 1100px) {
    .image-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}