/* 
 * Tracker - Modern Premium CSS Styling (Dark Glassmorphism)
 */

@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700&display=swap');

:root {
    --bg-gradient-start: #0a0f1d;
    --bg-gradient-end: #040712;
    --glass-bg: rgba(16, 22, 40, 0.65);
    --glass-border: rgba(255, 255, 255, 0.07);
    --glass-border-hover: rgba(255, 255, 255, 0.15);
    --glass-highlight: rgba(255, 255, 255, 0.03);
    
    /* Text colors */
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    
    /* Brand Accents */
    --accent-permanent: linear-gradient(135deg, #818cf8, #4f46e5);
    --accent-temporary: linear-gradient(135deg, #fbbf24, #d97706);
    --accent-own: linear-gradient(135deg, #22d3ee, #0891b2);
    
    /* Status colors */
    --color-green: #10b981;
    --color-green-glow: rgba(16, 185, 129, 0.25);
    --color-green-border: rgba(16, 185, 129, 0.4);
    
    --color-danger: #ef4444;
    --color-warning: #f59e0b;
    
    --font-sans: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: var(--font-sans);
    background: linear-gradient(135deg, var(--bg-gradient-start), var(--bg-gradient-end));
    color: var(--text-primary);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
    line-height: 1.5;
}

/* Glassmorphism Container */
.glass-container {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: 16px;
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
}

/* Layout */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

/* Header Styling */
header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
    margin-bottom: 30px;
    border-bottom: 1px solid var(--glass-border);
}

.logo {
    font-size: 1.8rem;
    font-weight: 700;
    letter-spacing: -0.05em;
    background: linear-gradient(to right, #38bdf8, #818cf8);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: flex;
    align-items: center;
    gap: 8px;
}

.logo span {
    font-size: 0.9rem;
    padding: 3px 8px;
    border-radius: 8px;
    background: rgba(129, 140, 248, 0.15);
    color: #818cf8;
    -webkit-text-fill-color: #818cf8; /* override text fill */
    font-weight: 500;
    letter-spacing: 0.05em;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 15px;
}

/* Typography & Links */
h1, h2, h3, h4 {
    font-weight: 600;
    color: var(--text-primary);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 20px;
    border-radius: 10px;
    font-size: 0.95rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-smooth);
    border: none;
    text-decoration: none;
}

.btn-primary {
    background: linear-gradient(135deg, #6366f1, #4f46e5);
    color: white;
    box-shadow: 0 4px 14px rgba(99, 102, 241, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(99, 102, 241, 0.6);
}

.btn-secondary {
    background: var(--glass-highlight);
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--glass-border-hover);
}

.btn-danger {
    background: rgba(239, 68, 68, 0.15);
    color: #f87171;
    border: 1px solid rgba(239, 68, 68, 0.3);
}

.btn-danger:hover {
    background: rgba(239, 68, 68, 0.3);
}

/* Auth Pages Styling */
.auth-wrapper {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-grow: 1;
    padding: 20px;
}

.auth-card {
    width: 100%;
    max-width: 420px;
    padding: 40px;
}

.auth-header {
    text-align: center;
    margin-bottom: 30px;
}

.auth-header h2 {
    font-size: 1.75rem;
    margin-bottom: 8px;
}

.auth-header p {
    color: var(--text-secondary);
}

/* Form Elements */
.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    margin-bottom: 8px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.form-control {
    width: 100%;
    padding: 12px 16px;
    background: rgba(15, 23, 42, 0.6);
    border: 1px solid var(--glass-border);
    border-radius: 10px;
    color: var(--text-primary);
    font-family: var(--font-sans);
    font-size: 0.95rem;
    transition: var(--transition-smooth);
}

.form-control:focus {
    outline: none;
    border-color: #6366f1;
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2);
}

.form-error {
    color: var(--color-danger);
    font-size: 0.85rem;
    margin-top: 5px;
}

/* Dashboard Section Categories */
.category-section {
    margin-bottom: 40px;
}

.category-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 20px;
    padding-bottom: 8px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.category-title {
    font-size: 1.25rem;
    font-weight: 600;
    text-transform: capitalize;
    display: flex;
    align-items: center;
    gap: 8px;
}

.category-badge {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}

.badge-permanent { background: var(--accent-permanent); box-shadow: 0 0 8px #818cf8; }
.badge-temporary { background: var(--accent-temporary); box-shadow: 0 0 8px #fbbf24; }
.badge-own { background: var(--accent-own); box-shadow: 0 0 8px #22d3ee; }

/* Dashboard Cards Grid */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
}

/* Project Card */
.project-card {
    position: relative;
    padding: 24px;
    text-decoration: none;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-height: 150px;
    transition: var(--transition-smooth);
    overflow: hidden;
    cursor: pointer;
}

.project-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    transition: var(--transition-smooth);
}

/* Match colors to categories */
.project-card.cat-permanent::before { background: var(--accent-permanent); }
.project-card.cat-temporary::before { background: var(--accent-temporary); }
.project-card.cat-own::before { background: var(--accent-own); }

.project-card:hover {
    transform: translateY(-5px);
    border-color: var(--glass-border-hover);
    box-shadow: 0 12px 40px 0 rgba(0, 0, 0, 0.5);
}

.project-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}

.project-type-label {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 3px 8px;
    border-radius: 6px;
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-secondary);
}

.project-card.cat-permanent .project-type-label { color: #a5b4fc; background: rgba(99, 102, 241, 0.1); }
.project-card.cat-temporary .project-type-label { color: #fde047; background: rgba(251, 191, 36, 0.1); }
.project-card.cat-own .project-type-label { color: #67e8f9; background: rgba(34, 211, 238, 0.1); }

.project-name {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 15px;
}

.project-card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: auto;
}

.status-badge {
    font-size: 0.8rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 6px;
    color: var(--text-secondary);
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--text-muted);
}

/* GREEN / UPDATED STATE */
.project-card.updated-today {
    border-color: var(--color-green-border);
    background: rgba(16, 185, 129, 0.04);
    box-shadow: 0 8px 32px 0 rgba(16, 185, 129, 0.08);
}

.project-card.updated-today::before {
    background: var(--color-green) !important;
}

.project-card.updated-today .status-badge {
    color: var(--color-green);
    font-weight: 600;
}

.project-card.updated-today .status-dot {
    background: var(--color-green);
    box-shadow: 0 0 10px var(--color-green);
    animation: pulse-green 2s infinite;
}

@keyframes pulse-green {
    0% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.3); opacity: 0.5; }
    100% { transform: scale(1); opacity: 1; }
}

/* Details Page Layout */
.project-detail-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 30px;
}

@media (min-width: 900px) {
    .project-detail-grid {
        grid-template-columns: 3fr 2fr;
    }
}

/* Calendar Component */
.calendar-card {
    padding: 24px;
}

.calendar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
}

.calendar-title {
    font-size: 1.25rem;
    font-weight: 600;
}

.month-selectors {
    display: flex;
    gap: 8px;
}

.calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 8px;
}

.calendar-day-name {
    text-align: center;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-muted);
    padding-bottom: 10px;
}

.calendar-day {
    aspect-ratio: 1;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: center;
    padding: 8px;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.03);
    font-size: 0.9rem;
    color: var(--text-secondary);
    transition: var(--transition-smooth);
    position: relative;
    cursor: default;
}

.calendar-day.other-month {
    opacity: 0.25;
}

.calendar-day.today {
    border-color: #6366f1;
    background: rgba(99, 102, 241, 0.05);
    color: var(--text-primary);
    font-weight: 700;
}

.calendar-day.has-update {
    background: rgba(16, 185, 129, 0.08);
    border-color: var(--color-green-border);
    color: #a7f3d0;
    font-weight: 600;
    cursor: pointer;
}

.calendar-day.has-update:hover {
    background: rgba(16, 185, 129, 0.15);
    transform: scale(1.05);
}

.calendar-day-num {
    z-index: 2;
}

.calendar-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--color-green);
    box-shadow: 0 0 6px var(--color-green);
}

/* History Timeline / Log List */
.history-card {
    padding: 24px;
    max-height: 500px;
    display: flex;
    flex-direction: column;
}

.history-list {
    overflow-y: auto;
    flex-grow: 1;
    margin-top: 15px;
    padding-right: 5px;
}

/* Custom Scrollbar for modern look */
.history-list::-webkit-scrollbar {
    width: 6px;
}
.history-list::-webkit-scrollbar-track {
    background: transparent;
}
.history-list::-webkit-scrollbar-thumb {
    background: var(--glass-border);
    border-radius: 3px;
}
.history-list::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

.history-item {
    padding: 15px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.history-item:last-child {
    border-bottom: none;
}

.history-date {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-green);
    margin-bottom: 5px;
    display: flex;
    justify-content: space-between;
}

.history-date span {
    color: var(--text-muted);
    font-weight: 400;
}

.history-content {
    font-size: 0.95rem;
    color: var(--text-primary);
    white-space: pre-wrap;
    word-break: break-word;
}

/* Action panel for details page */
.action-card {
    padding: 24px;
    margin-bottom: 30px;
}

.project-details-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 30px;
}

.project-details-meta h1 {
    font-size: 2rem;
    margin-bottom: 5px;
}

/* Modal styling */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(8px);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    opacity: 0;
    pointer-events: none;
    transition: var(--transition-smooth);
}

.modal-overlay.active {
    opacity: 1;
    pointer-events: auto;
}

.modal {
    width: 100%;
    max-width: 500px;
    padding: 30px;
    transform: translateY(20px);
    transition: var(--transition-smooth);
}

.modal-overlay.active .modal {
    transform: translateY(0);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.modal-close {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 1.5rem;
    cursor: pointer;
}

/* Quick stats / overview */
.stats-banner {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 15px;
    margin-bottom: 30px;
}

.stat-item {
    padding: 15px;
    text-align: center;
}

.stat-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-green);
}

.stat-label {
    font-size: 0.8rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Empty State styling */
.empty-state {
    text-align: center;
    padding: 40px 20px;
    color: var(--text-secondary);
}

.empty-state p {
    margin-bottom: 20px;
}

/* Footer Styling */
footer {
    margin-top: auto;
    text-align: center;
    padding: 30px 20px;
    color: var(--text-muted);
    font-size: 0.85rem;
    border-top: 1px solid var(--glass-border);
}

/* Mobile optimizations */
@media (max-width: 600px) {
    header {
        flex-direction: column;
        gap: 15px;
        align-items: stretch;
        text-align: center;
    }
    
    .nav-actions {
        justify-content: center;
    }
    
    .cards-grid {
        grid-template-columns: 1fr;
    }
    
    .calendar-grid {
        gap: 4px;
    }
    
    .calendar-day {
        padding: 4px;
        font-size: 0.8rem;
    }
    
    .calendar-day-name {
        font-size: 0.7rem;
    }
}