/* ===== CSS Variables & Reset ===== */
:root {
    --bg: #0f1117;
    --bg-card: #1a1d27;
    --bg-card-hover: #222636;
    --bg-input: #161924;
    --border: #2a2e3d;
    --border-focus: #5b8def;
    --text: #e4e6ef;
    --text-secondary: #8b8fa3;
    --text-muted: #5c6078;
    --accent: #5b8def;
    --accent-hover: #4a7de0;
    --accent-glow: rgba(91, 141, 239, 0.15);
    --red: #ef5350;
    --red-bg: rgba(239, 83, 80, 0.1);
    --orange: #ffa726;
    --orange-bg: rgba(255, 167, 38, 0.1);
    --yellow: #ffee58;
    --yellow-bg: rgba(255, 238, 88, 0.1);
    --green: #66bb6a;
    --green-bg: rgba(102, 187, 106, 0.1);
    --purple: #ab47bc;
    --purple-bg: rgba(171, 71, 188, 0.1);
    --radius: 12px;
    --radius-sm: 8px;
    --shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
    --transition: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
}

/* ===== Screen Management ===== */
.screen {
    display: none;
}

.screen.active {
    display: block;
}

/* ===== LOGIN SCREEN ===== */
.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    background: radial-gradient(ellipse at top, rgba(91, 141, 239, 0.08), transparent 60%);
}

.login-card {
    width: 100%;
    max-width: 420px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 40px 32px;
    box-shadow: var(--shadow);
    animation: fadeInUp 0.5s ease;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

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

.login-header {
    text-align: center;
    margin-bottom: 32px;
}

.logo-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 72px;
    height: 72px;
    border-radius: 20px;
    background: var(--accent-glow);
    color: var(--accent);
    margin-bottom: 20px;
    border: 1px solid rgba(91, 141, 239, 0.2);
}

.login-header h1 {
    font-size: 24px;
    font-weight: 700;
    letter-spacing: -0.5px;
    margin-bottom: 6px;
}

.subtitle {
    color: var(--text-secondary);
    font-size: 14px;
}

/* Login Steps */
.login-step {
    display: none;
}

.login-step.active {
    display: block;
}

/* Input Group */
.input-group {
    margin-bottom: 24px;
}

.input-group label {
    display: block;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.input-wrapper {
    position: relative;
}

.input-icon {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    pointer-events: none;
}

.input-wrapper input {
    width: 100%;
    padding: 12px 14px 12px 44px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text);
    font-size: 15px;
    font-family: inherit;
    transition: border-color var(--transition), box-shadow var(--transition);
    outline: none;
}

.input-wrapper input:focus {
    border-color: var(--border-focus);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

.input-wrapper input::placeholder {
    color: var(--text-muted);
}

.hint {
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 8px;
}

/* Buttons */
.btn-primary {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    background: var(--accent);
    color: #fff;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 15px;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    transition: background var(--transition), transform var(--transition);
}

.btn-primary:hover {
    background: var(--accent-hover);
    transform: translateY(-1px);
}

.btn-primary:active {
    transform: translateY(0);
}

.btn-primary:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.btn-secondary {
    width: 100%;
    padding: 10px 20px;
    background: transparent;
    color: var(--accent);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 500;
    font-family: inherit;
    cursor: pointer;
    transition: all var(--transition);
    margin-top: 12px;
}

.btn-secondary:hover {
    background: var(--accent-glow);
    border-color: var(--accent);
}

/* Email Sent Step */
.email-sent-illustration {
    text-align: center;
    margin-bottom: 16px;
}

#emailSentStep h2 {
    text-align: center;
    font-size: 20px;
    margin-bottom: 8px;
}

.sent-email-text {
    text-align: center;
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

#emailSentStep .hint {
    text-align: center;
    margin-bottom: 20px;
}

/* Error Banner */
.error-banner {
    background: var(--red-bg);
    border: 1px solid rgba(239, 83, 80, 0.3);
    color: var(--red);
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    font-size: 14px;
    margin-top: 16px;
    animation: shake 0.4s ease;
}

@keyframes shake {

    0%,
    100% {
        transform: translateX(0);
    }

    25% {
        transform: translateX(-6px);
    }

    75% {
        transform: translateX(6px);
    }
}

/* ===== PORTAL SCREEN ===== */
.portal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 32px;
    background: var(--bg-card);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(12px);
}

.header-left {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--accent);
}

.header-title {
    font-size: 16px;
    font-weight: 700;
    color: var(--text);
    letter-spacing: -0.3px;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 16px;
}

.user-email {
    font-size: 13px;
    color: var(--text-secondary);
}

.btn-logout {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 13px;
    font-family: inherit;
    cursor: pointer;
    transition: all var(--transition);
}

.btn-logout:hover {
    color: var(--red);
    border-color: var(--red);
    background: var(--red-bg);
}

/* Search Section */
.portal-main {
    max-width: 960px;
    margin: 0 auto;
    padding: 32px 24px;
}

.search-section h2 {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 16px;
    letter-spacing: -0.5px;
}

.search-bar {
    display: flex;
    gap: 12px;
    align-items: center;
    flex-wrap: wrap;
}

.search-input-wrapper {
    flex: 1;
    min-width: 200px;
}

.period-selector {
    display: flex;
    gap: 4px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 4px;
}

.period-btn {
    padding: 8px 16px;
    background: transparent;
    color: var(--text-secondary);
    border: none;
    border-radius: 6px;
    font-size: 13px;
    font-weight: 500;
    font-family: inherit;
    cursor: pointer;
    transition: all var(--transition);
}

.period-btn.active {
    background: var(--accent);
    color: #fff;
}

.period-btn:hover:not(.active) {
    color: var(--text);
    background: var(--bg-card-hover);
}

.btn-search {
    width: auto;
    min-width: 120px;
}

/* Filter Row */
.filter-row {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-top: 12px;
    flex-wrap: wrap;
}

.filter-extra {
    display: flex;
    align-items: center;
    gap: 8px;
    animation: fadeInUp 0.3s ease;
}

.filter-extra label {
    font-size: 13px;
    color: var(--text-secondary);
    white-space: nowrap;
}

.filter-input {
    padding: 8px 12px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text);
    font-size: 14px;
    font-family: inherit;
    outline: none;
    transition: border-color var(--transition), box-shadow var(--transition);
}

.filter-input:focus {
    border-color: var(--border-focus);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

/* Fix color-scheme for date/month pickers in dark mode */
.filter-input::-webkit-calendar-picker-indicator {
    filter: invert(0.7);
    cursor: pointer;
}

/* Results Section */
.results-section {
    margin-top: 32px;
    animation: fadeInUp 0.4s ease;
}

/* Employee Card */
.employee-card {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 24px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    margin-bottom: 24px;
}

.employee-avatar {
    width: 56px;
    height: 56px;
    border-radius: 16px;
    background: linear-gradient(135deg, var(--accent), var(--purple));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    font-weight: 700;
    color: #fff;
    flex-shrink: 0;
}

.employee-info h3 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 6px;
    letter-spacing: -0.3px;
}

.employee-meta {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.meta-item {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    color: var(--text-secondary);
}

.meta-item svg {
    color: var(--text-muted);
}

/* Summary Grid */
.summary-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin-bottom: 24px;
}

.summary-card {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 20px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    transition: transform var(--transition), border-color var(--transition);
}

.summary-card:hover {
    transform: translateY(-2px);
}

.summary-card.late {
    border-left: 3px solid var(--orange);
}

.summary-card.late .summary-icon {
    color: var(--orange);
    background: var(--orange-bg);
}

.summary-card.early {
    border-left: 3px solid var(--purple);
}

.summary-card.early .summary-icon {
    color: var(--purple);
    background: var(--purple-bg);
}

.summary-card.missing {
    border-left: 3px solid var(--red);
}

.summary-card.missing .summary-icon {
    color: var(--red);
    background: var(--red-bg);
}

.summary-card.total {
    border-left: 3px solid var(--accent);
}

.summary-card.total .summary-icon {
    color: var(--accent);
    background: var(--accent-glow);
}

.summary-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.summary-number {
    font-size: 28px;
    font-weight: 800;
    line-height: 1;
    letter-spacing: -1px;
}

.summary-label {
    font-size: 12px;
    color: var(--text-secondary);
    margin-top: 2px;
}

/* Data Table */
.table-container {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
}

.data-table thead {
    background: var(--bg-input);
}

.data-table th {
    padding: 14px 16px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-secondary);
    text-align: left;
    border-bottom: 1px solid var(--border);
}

.data-table td {
    padding: 14px 16px;
    font-size: 14px;
    border-bottom: 1px solid var(--border);
}

.data-table tbody tr:last-child td {
    border-bottom: none;
}

.data-table tbody tr {
    transition: background var(--transition);
}

.data-table tbody tr:hover {
    background: var(--bg-card-hover);
}

.empty-state {
    text-align: center;
    color: var(--text-muted);
    padding: 40px 16px !important;
}

.day-label {
    font-weight: 700;
    color: var(--accent);
    background: var(--accent-glow);
    padding: 2px 6px;
    border-radius: 4px;
    margin-right: 4px;
}

.row-sat {
    background: rgba(91, 141, 239, 0.03);
}

.row-sat td:first-child .day-label {
    color: #fff;
    background: var(--accent);
}

.machine-text {
    font-size: 11px;
    color: var(--text-secondary);
    line-height: 1.2;
    display: block;
}

/* Status Badges */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
}

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

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

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

.badge-missing {
    background: var(--red-bg);
    color: var(--red);
}

/* Loading */
.loading-overlay {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 16px;
    padding: 60px;
    color: var(--text-secondary);
}

.spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--border);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

/* Portal Error */
.portal-error {
    margin-top: 24px;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    .portal-header {
        padding: 12px 16px;
    }

    .portal-main {
        padding: 20px 16px;
    }

    .search-bar {
        flex-direction: column;
    }

    .search-input-wrapper {
        min-width: 100%;
    }

    .period-selector {
        width: 100%;
        justify-content: center;
    }

    .btn-search {
        width: 100%;
    }

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

    .employee-card {
        flex-direction: column;
        text-align: center;
    }

    .employee-meta {
        justify-content: center;
    }

    .header-right .user-email {
        display: none;
    }

    .data-table {
        font-size: 13px;
    }

    .data-table th,
    .data-table td {
        padding: 10px 12px;
    }
}

@media (max-width: 480px) {
    .login-card {
        padding: 32px 20px;
    }

    .summary-grid {
        grid-template-columns: 1fr 1fr;
        gap: 10px;
    }

    .summary-card {
        padding: 14px;
    }

    .summary-number {
        font-size: 22px;
    }
}