/* ==============================================
   Financial Report Tracker - Earnings Calendar
   ============================================== */

/* --- Reset & Base --- */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

:root {
    --navy: #0f0f23;
    --navy-light: #1a1a2e;
    --navy-mid: #16213e;
    --accent-blue: #4361ee;
    --accent-blue-hover: #3a56d4;
    --green: #10b981;
    --green-bg: #ecfdf5;
    --green-text: #065f46;
    --orange: #f59e0b;
    --orange-bg: #fffbeb;
    --orange-text: #92400e;
    --blue: #3b82f6;
    --blue-bg: #eff6ff;
    --blue-text: #1e40af;
    --purple: #8b5cf6;
    --purple-bg: #f5f3ff;
    --purple-text: #5b21b6;
    --gray: #6b7280;
    --gray-bg: #f3f4f6;
    --gray-text: #374151;
    --red: #ef4444;
    --bg: #f8f9fc;
    --white: #ffffff;
    --border: #e5e7eb;
    --border-light: #f0f1f3;
    --text-primary: #111827;
    --text-secondary: #6b7280;
    --text-muted: #9ca3af;
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.04);
    --radius: 8px;
    --radius-sm: 6px;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'JetBrains Mono', 'SF Mono', 'Fira Code', 'Cascadia Code', monospace;
}

html {
    font-size: 15px;
}

body {
    font-family: var(--font-sans);
    background: var(--bg);
    color: var(--text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* --- Header --- */
header {
    background: var(--navy);
    color: var(--white);
    border-bottom: 3px solid var(--accent-blue);
}

.header-inner {
    max-width: 1280px;
    margin: 0 auto;
    padding: 1.25rem 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.brand h1 {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.025em;
    line-height: 1.2;
}

.brand-tag {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-weight: 500;
}

.header-meta {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 0.2rem;
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* --- Main --- */
main {
    max-width: 1280px;
    margin: 0 auto;
    padding: 1.5rem;
    width: 100%;
    flex: 1;
}

/* --- Controls --- */
.controls {
    margin-bottom: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.search-bar {
    position: relative;
    display: flex;
    align-items: center;
}

.search-icon {
    position: absolute;
    left: 1rem;
    width: 20px;
    height: 20px;
    color: var(--text-muted);
    pointer-events: none;
}

.search-hint {
    position: absolute;
    right: 1rem;
    background: var(--gray-bg);
    color: var(--text-muted);
    font-size: 0.7rem;
    padding: 0.15rem 0.45rem;
    border-radius: 4px;
    border: 1px solid var(--border);
    font-family: var(--font-mono);
    pointer-events: none;
}

#search-input {
    width: 100%;
    padding: 0.85rem 3rem 0.85rem 2.75rem;
    border: 2px solid var(--border);
    border-radius: var(--radius);
    font-size: 0.95rem;
    font-family: var(--font-sans);
    background: var(--white);
    color: var(--text-primary);
    transition: border-color 0.15s, box-shadow 0.15s;
    outline: none;
}

#search-input:focus {
    border-color: var(--accent-blue);
    box-shadow: 0 0 0 3px rgba(67, 97, 238, 0.12);
}

#search-input::placeholder {
    color: var(--text-muted);
}

.filters {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.filter-chip {
    padding: 0.45rem 1rem;
    border: 1px solid var(--border);
    border-radius: 100px;
    background: var(--white);
    color: var(--text-secondary);
    font-size: 0.82rem;
    font-weight: 500;
    font-family: var(--font-sans);
    cursor: pointer;
    transition: all 0.15s;
    white-space: nowrap;
}

.filter-chip:hover {
    border-color: var(--accent-blue);
    color: var(--accent-blue);
    background: rgba(67, 97, 238, 0.04);
}

.filter-chip.active {
    background: var(--accent-blue);
    color: var(--white);
    border-color: var(--accent-blue);
}

/* --- Table Container --- */
.table-container {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

/* --- Table --- */
table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
}

thead {
    background: var(--navy);
    color: var(--white);
}

thead th {
    padding: 0.85rem 1rem;
    font-weight: 600;
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    text-align: left;
    white-space: nowrap;
    user-select: none;
    position: relative;
}

th.sortable {
    cursor: pointer;
    transition: background 0.15s;
}

th.sortable:hover {
    background: var(--navy-mid);
}

.sort-arrow {
    display: inline-block;
    margin-left: 0.3rem;
    opacity: 0.35;
    font-size: 0.7rem;
}

.sort-arrow::after {
    content: '\25B2\25BC';
    font-size: 0.55rem;
    letter-spacing: -0.1em;
}

th.sorted-asc .sort-arrow,
th.sorted-desc .sort-arrow {
    opacity: 1;
}

th.sorted-asc .sort-arrow::after {
    content: '\25B2';
}

th.sorted-desc .sort-arrow::after {
    content: '\25BC';
}

tbody tr {
    border-bottom: 1px solid var(--border-light);
    transition: background 0.1s;
}

tbody tr:last-child {
    border-bottom: none;
}

tbody tr:hover {
    background: #f8faff;
}

tbody td {
    padding: 0.75rem 1rem;
    vertical-align: middle;
}

/* --- Cell Styles --- */
.cell-ticker {
    font-family: var(--font-mono);
    font-weight: 600;
    font-size: 0.92rem;
    color: var(--accent-blue);
    letter-spacing: 0.02em;
}

.cell-company {
    color: var(--text-primary);
    max-width: 240px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.cell-date {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    white-space: nowrap;
}

.cell-days {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--text-secondary);
    white-space: nowrap;
}

.cell-days.today {
    color: var(--green);
    font-weight: 600;
}

.cell-days.soon {
    color: var(--orange);
    font-weight: 500;
}

.cell-quarter {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.cell-eps {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    text-align: right;
}

/* --- Badges --- */
.badge {
    display: inline-block;
    padding: 0.2rem 0.6rem;
    border-radius: 100px;
    font-size: 0.72rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    white-space: nowrap;
}

.badge-confirmed {
    background: var(--green-bg);
    color: var(--green-text);
}

.badge-estimated {
    background: var(--orange-bg);
    color: var(--orange-text);
}

.badge-bmo {
    background: var(--blue-bg);
    color: var(--blue-text);
}

.badge-amc {
    background: var(--purple-bg);
    color: var(--purple-text);
}

.badge-tbd {
    background: var(--gray-bg);
    color: var(--gray-text);
}

.badge-unknown {
    background: var(--gray-bg);
    color: var(--text-muted);
}

/* --- Hidden attribute override --- */
[hidden] {
    display: none !important;
}

/* --- Loading State --- */
.loading-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 4rem 2rem;
    color: var(--text-muted);
    gap: 1rem;
}

.spinner {
    width: 36px;
    height: 36px;
    border: 3px solid var(--border);
    border-top-color: var(--accent-blue);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

/* --- Error State --- */
.error-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 4rem 2rem;
    color: var(--text-muted);
    gap: 1rem;
    text-align: center;
}

.error-state svg {
    color: var(--red);
}

.btn-retry {
    padding: 0.55rem 1.5rem;
    background: var(--accent-blue);
    color: var(--white);
    border: none;
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    font-weight: 600;
    font-family: var(--font-sans);
    cursor: pointer;
    transition: background 0.15s;
}

.btn-retry:hover {
    background: var(--accent-blue-hover);
}

/* --- Empty State --- */
.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 4rem 2rem;
    color: var(--text-muted);
    gap: 1rem;
    text-align: center;
}

/* --- Pagination --- */
.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 1.25rem;
    padding: 0.75rem 0;
}

.page-btn {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.5rem 1rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--white);
    color: var(--text-secondary);
    font-size: 0.82rem;
    font-weight: 500;
    font-family: var(--font-sans);
    cursor: pointer;
    transition: all 0.15s;
}

.page-btn:hover:not(:disabled) {
    border-color: var(--accent-blue);
    color: var(--accent-blue);
    background: rgba(67, 97, 238, 0.04);
}

.page-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.page-numbers {
    display: flex;
    gap: 0.25rem;
}

.page-num {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border: 1px solid transparent;
    border-radius: var(--radius-sm);
    background: transparent;
    color: var(--text-secondary);
    font-size: 0.82rem;
    font-weight: 500;
    font-family: var(--font-mono);
    cursor: pointer;
    transition: all 0.15s;
}

.page-num:hover {
    background: var(--gray-bg);
}

.page-num.active {
    background: var(--accent-blue);
    color: var(--white);
    border-color: var(--accent-blue);
}

.page-ellipsis {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    color: var(--text-muted);
    font-size: 0.82rem;
}

/* --- Footer --- */
footer {
    text-align: center;
    padding: 1.5rem;
    color: var(--text-muted);
    font-size: 0.8rem;
    border-top: 1px solid var(--border);
    margin-top: auto;
}

/* --- Responsive --- */
@media (max-width: 1024px) {
    .cell-company {
        max-width: 180px;
    }
}

@media (max-width: 768px) {
    html {
        font-size: 14px;
    }

    .header-inner {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }

    .header-meta {
        align-items: flex-start;
    }

    main {
        padding: 1rem;
    }

    .table-container {
        border-radius: 0;
        margin-left: -1rem;
        margin-right: -1rem;
        border-left: none;
        border-right: none;
    }

    table {
        display: block;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    thead {
        min-width: 800px;
        display: table;
        width: 100%;
    }

    tbody {
        min-width: 800px;
        display: table;
        width: 100%;
    }

    .filters {
        overflow-x: auto;
        flex-wrap: nowrap;
        -webkit-overflow-scrolling: touch;
        padding-bottom: 0.25rem;
    }
}

@media (max-width: 480px) {
    .brand h1 {
        font-size: 1.25rem;
    }

    .search-hint {
        display: none;
    }

    .page-numbers {
        display: none;
    }
}