/* --- Reset & Base --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
[hidden] { display: none !important; }
.hidden { display: none !important; }

:root {
    --bg: #faf8f5;
    --bg-card: #ffffff;
    --bg-hover: #f3f0eb;
    --bg-input: #f7f5f2;
    --border: #e5e0d8;
    --border-focus: #c4a882;
    --text: #3a3530;
    --text-muted: #8a8078;
    --text-light: #b0a89e;
    --accent: #c4884a;
    --accent-hover: #b07a40;
    --accent-bg: #fdf3e8;
    --danger: #c0564a;
    --danger-hover: #a84a3f;
    --radius: 8px;
    --radius-lg: 12px;
    --shadow: 0 1px 3px rgba(60,50,40,0.06), 0 1px 2px rgba(60,50,40,0.04);
    --shadow-lg: 0 4px 16px rgba(60,50,40,0.10);
    --font: 'Georgia', 'Times New Roman', serif;
    --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;

    --cat-streaming: #c0564a;
    --cat-software: #5a7eb5;
    --cat-gaming: #8b6aad;
    --cat-cloud: #4a9aad;
    --cat-music: #b55a8a;
    --cat-productivity: #5a9a6a;
    --cat-security: #c4884a;
    --cat-domains: #4aad9a;
    --cat-hosting: #6a6ab5;
    --cat-other: #8a8078;
}

html { font-size: 16px; }
body {
    font-family: var(--font-sans);
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    min-height: 100vh;
}

/* --- Login --- */
.login-screen {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(145deg, #faf8f5, #f0ebe3);
}

.login-card {
    text-align: center;
    padding: 3rem 2.5rem;
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    width: 100%;
    max-width: 360px;
}

.login-card h1 {
    font-family: var(--font);
    font-size: 2rem;
    font-weight: 400;
    letter-spacing: -0.02em;
    margin-bottom: 0.25rem;
    color: var(--text);
}

.login-card p {
    color: var(--text-muted);
    font-size: 0.85rem;
    margin-bottom: 2rem;
    font-style: italic;
}

.btn-discord {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.7rem 1.5rem;
    background: var(--accent);
    color: #fff;
    border: none;
    border-radius: var(--radius);
    font-size: 0.95rem;
    font-family: var(--font-sans);
    cursor: pointer;
    transition: background 0.2s;
}
.btn-discord:hover { background: var(--accent-hover); }
.btn-discord svg { opacity: 0.9; }

/* --- Layout --- */
.app {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* --- Header --- */
header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--border);
    background: var(--bg-card);
    position: sticky;
    top: 0;
    z-index: 10;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.header-left h1 {
    font-family: var(--font);
    font-size: 1.3rem;
    font-weight: 400;
    letter-spacing: -0.01em;
}

.header-right {
    display: flex;
    gap: 0.4rem;
    align-items: center;
}

/* --- Nav Tabs --- */
.nav-tabs {
    display: flex;
    gap: 0.15rem;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.35rem 0.7rem;
    border: none;
    background: none;
    color: var(--text-muted);
    font-family: var(--font-sans);
    font-size: 0.82rem;
    cursor: pointer;
    border-radius: var(--radius);
    transition: all 0.15s;
}
.nav-item:hover { background: var(--bg-hover); color: var(--text); }
.nav-item.active { background: var(--accent-bg); color: var(--accent); }
.nav-item svg { width: 14px; height: 14px; }

/* --- Buttons --- */
.btn {
    padding: 0.45rem 0.85rem;
    background: none;
    color: var(--text-muted);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 0.82rem;
    font-family: var(--font-sans);
    cursor: pointer;
    transition: all 0.2s;
    white-space: nowrap;
}
.btn:hover { background: var(--bg-hover); color: var(--text); }

.btn-primary {
    padding: 0.45rem 1rem;
    background: var(--accent);
    color: #fff;
    border: none;
    border-radius: var(--radius);
    font-size: 0.85rem;
    font-family: var(--font-sans);
    cursor: pointer;
    transition: background 0.2s;
    white-space: nowrap;
}
.btn-primary:hover { background: var(--accent-hover); }

.btn-ghost {
    padding: 0.45rem 0.75rem;
    background: none;
    color: var(--text-muted);
    border: 1px solid transparent;
    border-radius: var(--radius);
    font-size: 0.82rem;
    font-family: var(--font-sans);
    cursor: pointer;
    transition: all 0.2s;
}
.btn-ghost:hover { background: var(--bg-hover); color: var(--text); }

.btn-sm { padding: 0.3rem 0.6rem; font-size: 0.78rem; }

.btn-close {
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 1.4rem;
    cursor: pointer;
    line-height: 1;
}
.btn-close:hover { color: var(--text); }

/* --- User --- */
.user-info {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.82rem;
    color: var(--text-muted);
    margin-right: 0.25rem;
}

.avatar {
    width: 22px;
    height: 22px;
    border-radius: 50%;
}

.btn-logout {
    padding: 0.45rem 0.75rem;
    background: none;
    border: 1px solid transparent;
    color: var(--text-muted);
    font-family: var(--font-sans);
    font-size: 0.82rem;
    cursor: pointer;
    border-radius: var(--radius);
    transition: all 0.2s;
}
.btn-logout:hover { color: var(--danger); background: #fdf0ee; }

/* --- Inputs --- */
.input {
    padding: 0.5rem 0.85rem;
    background: var(--bg-input);
    border: 1.5px solid var(--border);
    border-radius: var(--radius);
    color: var(--text);
    font-family: var(--font-sans);
    font-size: 0.85rem;
    outline: none;
    transition: border-color 0.2s;
    width: 100%;
}
.input:focus { border-color: var(--border-focus); }
select.input { cursor: pointer; }
textarea.input { resize: vertical; }

/* --- Main Content --- */
.main-content {
    flex: 1;
    padding: 1.25rem 1.5rem;
    max-width: 1100px;
    margin: 0 auto;
    width: 100%;
}

.view-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.25rem;
}

.view-header h2 {
    font-family: var(--font);
    font-size: 1.3rem;
    font-weight: 400;
    letter-spacing: -0.01em;
}

/* --- Stats --- */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.75rem;
    margin-bottom: 1.25rem;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.1rem 1.2rem;
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
    transition: box-shadow 0.15s;
}
.stat-card:hover { box-shadow: var(--shadow); }

.stat-label {
    font-size: 0.72rem;
    color: var(--text-light);
}

.stat-value {
    font-family: var(--font);
    font-size: 1.6rem;
    font-weight: 400;
    color: var(--accent);
    letter-spacing: -0.02em;
}

/* --- Cards --- */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.1rem 1.2rem;
    margin-bottom: 0.75rem;
}

.card h3 {
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--text-muted);
    margin-bottom: 0.85rem;
}

/* --- Upcoming --- */
.upcoming-list {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.upcoming-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.7rem 0.85rem;
    background: var(--bg);
    border-radius: var(--radius);
    border: 1px solid var(--border);
    transition: border-color 0.15s;
}
.upcoming-item:hover { border-color: var(--border-focus); }

.upcoming-item-left {
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.upcoming-item-right { text-align: right; }
.upcoming-item .cost { font-weight: 600; color: var(--text); font-size: 0.9rem; }
.upcoming-item .date { font-size: 0.72rem; color: var(--text-light); }

/* --- Charts --- */
.charts-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
}

/* --- Filters --- */
.filters {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}

.filters .input {
    width: auto;
    min-width: 130px;
    flex: 1;
    font-size: 0.82rem;
}

.filters .input:first-child { flex: 2; }

/* --- Subscription Cards --- */
.subs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 0.6rem;
}

.sub-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 0.9rem 1.1rem;
    transition: all 0.15s;
    cursor: pointer;
    position: relative;
}

.sub-card:hover {
    box-shadow: var(--shadow);
    border-color: var(--border-focus);
}

.sub-card-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: 0.5rem;
}

.sub-card-header h4 {
    font-size: 0.95rem;
    font-weight: 600;
}

.sub-card-header h4 a {
    color: var(--text);
    text-decoration: none;
}
.sub-card-header h4 a:hover { color: var(--accent); }

.sub-card .cost {
    font-family: var(--font);
    font-size: 1.1rem;
    font-weight: 400;
    color: var(--accent);
}

.sub-card .cycle {
    font-size: 0.72rem;
    color: var(--text-light);
}

.sub-card .notes-text {
    font-size: 0.78rem;
    color: var(--text-muted);
    margin-bottom: 0.4rem;
    line-height: 1.5;
}

.sub-card-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 0.6rem;
    font-size: 0.72rem;
    color: var(--text-light);
}

.sub-card-actions {
    display: flex;
    gap: 0.25rem;
    position: absolute;
    top: 0.6rem;
    right: 0.6rem;
    opacity: 0;
    transition: opacity 0.15s;
}

.sub-card:hover .sub-card-actions { opacity: 1; }

.sub-card-actions button {
    background: var(--bg);
    border: 1px solid var(--border);
    color: var(--text-muted);
    padding: 0.2rem 0.5rem;
    border-radius: var(--radius);
    cursor: pointer;
    font-size: 0.72rem;
    font-family: var(--font-sans);
    transition: all 0.15s;
}
.sub-card-actions button:hover { background: var(--bg-hover); color: var(--text); border-color: var(--border-focus); }
.sub-card-actions button.delete:hover { color: var(--danger); border-color: var(--danger); background: #fdf0ee; }

/* --- Category Badges --- */
.badge {
    display: inline-block;
    padding: 0.1rem 0.5rem;
    border-radius: 20px;
    font-size: 0.68rem;
    font-weight: 500;
}

.badge-streaming { background: #f8e8e6; color: var(--cat-streaming); }
.badge-software { background: #e6eef8; color: var(--cat-software); }
.badge-gaming { background: #f0e8f8; color: var(--cat-gaming); }
.badge-cloud { background: #e6f4f8; color: var(--cat-cloud); }
.badge-music { background: #f8e6f0; color: var(--cat-music); }
.badge-productivity { background: #e6f4ea; color: var(--cat-productivity); }
.badge-security { background: var(--accent-bg); color: var(--cat-security); }
.badge-domains { background: #e6f8f4; color: var(--cat-domains); }
.badge-hosting { background: #e8e8f8; color: var(--cat-hosting); }
.badge-other { background: #ede8e1; color: var(--cat-other); }

/* --- Calendar --- */
.calendar-nav {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.9rem;
    color: var(--text);
}

.calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 3px;
}

.calendar-header {
    padding: 0.5rem;
    text-align: center;
    font-size: 0.72rem;
    font-weight: 500;
    color: var(--text-light);
}

.calendar-day {
    min-height: 72px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 4px;
    padding: 0.35rem;
    font-size: 0.72rem;
}

.calendar-day.empty {
    background: transparent;
    border-color: transparent;
}

.calendar-day.today { border-color: var(--accent); }

.calendar-day .day-number {
    font-weight: 500;
    color: var(--text-light);
    margin-bottom: 0.2rem;
    font-size: 0.72rem;
}

.calendar-day.today .day-number {
    color: var(--accent);
    font-weight: 700;
}

.calendar-event {
    padding: 0.1rem 0.3rem;
    border-radius: 3px;
    font-size: 0.62rem;
    margin-bottom: 0.15rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    cursor: default;
}

/* --- Modal --- */
.modal-overlay {
    position: fixed;
    inset: 0;
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(50,45,40,0.35);
    backdrop-filter: blur(2px);
}

.modal {
    position: relative;
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    width: 95%;
    max-width: 520px;
    max-height: 90vh;
    overflow-y: auto;
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.85rem 1.2rem;
    border-bottom: 1px solid var(--border);
}

.modal-header h3 {
    font-family: var(--font);
    font-size: 1.1rem;
    font-weight: 400;
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.85rem;
    padding: 1.2rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
}

.form-group label {
    font-size: 0.75rem;
    color: var(--text-muted);
}

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

.modal-actions {
    display: flex;
    justify-content: flex-end;
    gap: 0.5rem;
    padding: 0.85rem 1.2rem;
    border-top: 1px solid var(--border);
}

/* --- Empty State --- */
.empty-state {
    text-align: center;
    padding: 3rem 1rem;
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* --- Responsive --- */
@media (max-width: 768px) {
    header { padding: 0.75rem 1rem; flex-wrap: wrap; gap: 0.5rem; }
    .header-left { width: 100%; justify-content: space-between; }
    .main-content { padding: 0.75rem 1rem; }
    .stats-grid { grid-template-columns: 1fr; }
    .charts-grid { grid-template-columns: 1fr; }
    .subs-grid { grid-template-columns: 1fr; }
    .form-grid { grid-template-columns: 1fr; }
    .filters { flex-direction: column; }
    .filters .input { width: 100%; min-width: unset; }
    .nav-tabs { gap: 0.1rem; }
    .nav-item { font-size: 0.75rem; padding: 0.3rem 0.45rem; }
}