:root {
    /* Modern HSL Color Palette */
    --primary-h: 243;
    --primary-s: 75%;
    --primary-l: 59%;
    --primary: hsl(var(--primary-h), var(--primary-s), var(--primary-l));
    --primary-dark: hsl(var(--primary-h), var(--primary-s), 45%);
    --primary-light: hsl(var(--primary-h), var(--primary-s), 90%);
    --primary-glow: hsla(var(--primary-h), var(--primary-s), var(--primary-l), 0.15);

    --secondary: #64748b;
    --success: #10b981;
    --danger: #ef4444;
    --warning: #f59e0b;

    --background: #f8fafc;
    --sidebar: #0f172a;
    --card: #ffffff;
    --text-main: #1e293b;
    --text-muted: #64748b;
    --border: #e2e8f0;

    /* Premium Shadows & Glassmorphism */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);

    --glass-bg: rgba(255, 255, 255, 0.7);
    --glass-border: rgba(255, 255, 255, 0.3);

    /* Transitions */
    --transition-smooth: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }

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

@keyframes pulse-glow {
    0% {
        box-shadow: 0 0 0 0 var(--primary-glow);
    }

    70% {
        box-shadow: 0 0 0 10px rgba(79, 70, 229, 0);
    }

    100% {
        box-shadow: 0 0 0 0 rgba(79, 70, 229, 0);
    }
}

@keyframes shimmer {
    0% {
        background-position: -200% 0;
    }

    100% {
        background-position: 200% 0;
    }
}

.animate-fade-up {
    animation: fadeInUp 0.6s both;
}

.animate-slide-left {
    animation: slideInLeft 0.5s both;
}

.delay-100 {
    animation-delay: 0.1s;
}

.delay-200 {
    animation-delay: 0.2s;
}

.delay-300 {
    animation-delay: 0.3s;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

body {
    background-color: var(--background);
    color: var(--text-main);
    overflow-x: hidden;
}

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

/* Sidebar */
.sidebar {
    width: 260px;
    background-color: var(--sidebar);
    color: white;
    padding: 2.5rem 1.25rem;
    display: flex;
    flex-direction: column;
    position: fixed;
    height: 100vh;
    transition: var(--transition-smooth);
    z-index: 100;
    box-shadow: var(--shadow-xl);
}

.sidebar-logo {
    font-size: 1.75rem;
    font-weight: 800;
    margin-bottom: 3.5rem;
    padding-left: 0.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    color: white;
    animation: slideInLeft 0.8s ease;
}

.sidebar-logo i {
    color: var(--primary);
    filter: drop-shadow(0 0 8px var(--primary-glow));
}

.nav-links {
    list-style: none;
}

.nav-item {
    margin-bottom: 0.75rem;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.875rem 1.25rem;
    color: #94a3b8;
    text-decoration: none;
    border-radius: 0.75rem;
    transition: var(--transition-fast);
    font-weight: 500;
}

.nav-link i {
    font-size: 1.1rem;
    transition: var(--transition-fast);
}

.nav-link:hover {
    color: white;
    background: rgba(255, 255, 255, 0.05);
    transform: translateX(4px);
}

.nav-link.active {
    background: var(--primary);
    color: white;
    box-shadow: 0 4px 15px var(--primary-glow);
    animation: fadeInUp 0.4s ease;
}

.nav-link.active i {
    transform: scale(1.1);
}

/* Hamburger Menu Icon */
.hamburger {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 35px !important;
    height: 25px !important;
    cursor: pointer;
    z-index: 1100;
    transition: var(--transition-smooth);
    flex-shrink: 0;
    padding: 2px;
}

.hamburger span {
    display: block !important;
    width: 100% !important;
    height: 3px !important;
    background-color: #4f46e5 !important;
    border-radius: 4px;
    transition: var(--transition-smooth);
}

.hamburger.active span:nth-child(1) {
    transform: translateY(9px) rotate(45deg);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
    transform: translateX(10px);
}

.hamburger.active span:nth-child(3) {
    transform: translateY(-9px) rotate(-45deg);
}

.main-content {
    flex: 1;
    margin-left: 260px;
    padding: 2.5rem;
    background-color: var(--background);
    min-height: 100vh;
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 3rem;
    padding: 1.25rem 2rem;
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 1.25rem;
    box-shadow: var(--shadow-lg);
    animation: fadeInUp 0.5s both;
}

#page-title {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-main);
    letter-spacing: -0.025em;
}

.user-profile {
    display: flex;
    align-items: center;
    gap: 1.25rem;
    padding-left: 1.25rem;
    border-left: 1px solid var(--border);
}

/* Cards */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.action-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1.5rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.action-bar>* {
    flex: 1;
    min-width: 250px;
    margin-bottom: 0.5rem;
}

/* Force stacking for mobile preview and mobile screens */
@media (max-width: 768px) {
    .action-bar>* {
        flex: none;
        width: 100% !important;
        min-width: 0;
        white-space: normal !important;
        /* Allow internal wrapping */
    }
}



.card {
    background: var(--card);
    padding: 2rem;
    border-radius: 1.5rem;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border);
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-light);
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), #7c3aed);
    opacity: 0;
    transition: var(--transition-smooth);
}

.card:hover::before {
    opacity: 1;
}

.card-title {
    color: var(--text-muted);
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 0.75rem;
}

.card-value {
    font-size: 2.25rem;
    font-weight: 800;
    color: var(--text-main);
    letter-spacing: -0.05em;
}

/* Tables */
.table-container {
    background: var(--card);
    border-radius: 1.5rem;
    box-shadow: var(--shadow-lg);
    overflow-x: auto;
    border: 1px solid var(--border);
    animation: fadeInUp 0.7s ease both;
    -webkit-overflow-scrolling: touch;
}

table {
    width: 100%;
    border-collapse: collapse;
    min-width: 800px;
}



td[style*="font-weight: 600"] {
    font-size: 0.85rem;
    white-space: nowrap;
}

th {
    background-color: #f8fafc;
    padding: 1.25rem 1.5rem;
    text-align: left;
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-bottom: 2px solid var(--border);
}

td {
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid var(--border);
    font-size: 0.9rem;
    transition: var(--transition-fast);
}

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

tr:hover td {
    background-color: #f1f5f9;
}

/* Status Badges */
.badge {
    padding: 0.35rem 1rem;
    border-radius: 2rem;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
}

.badge-pending {
    background: #fee2e2;
    color: #ef4444;
    border: 1px solid rgba(239, 68, 68, 0.1);
}

.badge-progress {
    background: #fef3c7;
    color: #d97706;
    border: 1px solid rgba(217, 119, 6, 0.1);
}

.badge-resolved {
    background: #d1fae5;
    color: #059669;
    border: 1px solid rgba(5, 150, 105, 0.1);
}

/* Buttons */
.btn {
    padding: 0.75rem 1.5rem;
    border-radius: 0.875rem;
    font-weight: 700;
    cursor: pointer;
    border: none;
    transition: var(--transition-fast);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-size: 0.9rem;
}

.btn:active {
    transform: scale(0.96);
}

.btn-primary {
    background: var(--primary);
    color: white;
    box-shadow: 0 4px 12px var(--primary-glow);
}

.btn-primary:hover {
    background: var(--primary-dark);
    box-shadow: 0 6px 20px var(--primary-glow);
    transform: translateY(-2px);
}

.btn-danger {
    background: #fee2e2;
    color: var(--danger);
}

.btn-danger:hover {
    background: var(--danger);
    color: white;
}

/* Forms */
.form-group {
    margin-bottom: 1.75rem;
    animation: fadeInUp 0.5s ease both;
}

.form-label {
    display: block;
    margin-bottom: 0.625rem;
    font-weight: 600;
    color: var(--text-main);
    font-size: 0.9rem;
    transition: var(--transition-fast);
}

.form-input {
    width: 100%;
    padding: 0.875rem 1.125rem;
    border: 1.5px solid var(--border);
    border-radius: 0.875rem;
    outline: none;
    transition: var(--transition-fast);
    background: #fdfdfd;
    font-size: 0.95rem;
}

.form-input:focus {
    border-color: var(--primary);
    background: white;
    box-shadow: 0 0 0 4px var(--primary-glow);
}

/* Auth Pages */
.auth-page {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background: radial-gradient(circle at top left, #4f46e5, #7c3aed);
    padding: 2rem;
}

.auth-card {
    background: white;
    padding: 3rem;
    border-radius: 2rem;
    width: 100%;
    max-width: 480px;
    box-shadow: var(--shadow-xl);
    animation: fadeInUp 0.8s cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(15, 23, 42, 0.4);
    backdrop-filter: blur(8px);
    justify-content: center;
    align-items: flex-start;
    overflow-y: auto;
    padding: 2rem 1rem;
    z-index: 2000;
    transition: var(--transition-smooth);
}

.modal.show {
    display: flex;
    animation: fadeIn 0.3s ease;
}

.modal .card {
    animation: fadeInUp 0.5s cubic-bezier(0.34, 1.56, 0.64, 1) both;
    overflow: visible;
}

html {
    scroll-behavior: smooth;
}

.landing-header {
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--glass-border);
    padding: 1.25rem 2rem;
    position: sticky;
    top: 0;
    z-index: 1001;
    box-shadow: var(--shadow-md);
    width: 100%;
    animation: slideInDown 0.6s ease;
}

@keyframes slideInDown {
    from {
        transform: translateY(-100%);
    }

    to {
        transform: translateY(0);
    }
}

.landing-nav {
    max-width: 1300px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.landing-logo {
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--primary);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    white-space: nowrap;
    letter-spacing: -0.025em;
}

.landing-logo i {
    font-size: 2rem;
    filter: drop-shadow(0 0 12px var(--primary-glow));
}

.landing-nav-links {
    list-style: none;
    display: flex;
    gap: 3.5rem;
    padding: 0;
    margin: 0;
}


.landing-nav-links a {
    text-decoration: none;
    color: var(--text-main);
    font-weight: 700;
    font-size: 0.95rem;
    transition: var(--transition-fast);
    position: relative;
}

.landing-nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: var(--transition-fast);
}

.landing-nav-links a:hover {
    color: var(--primary);
}

.landing-nav-links a:hover::after {
    width: 100%;
}

.hero-section {
    background: radial-gradient(circle at 70% 30%, #4f46e5, #7c3aed, #4338ca);
    padding: 10rem 2rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('https://www.transparenttextures.com/patterns/cubes.png');
    opacity: 0.1;
}

.hero-container {
    max-width: 900px;
    margin: 0 auto;
    color: white;
    position: relative;
    z-index: 1;
}

.hero-container h1 {
    font-size: 4.5rem;
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    letter-spacing: -0.05em;
    animation: fadeInUp 0.8s ease both;
}

.hero-container p {
    font-size: 1.25rem;
    opacity: 0.9;
    margin-bottom: 3rem;
    animation: fadeInUp 0.8s 0.2s ease both;
}

.about-section {
    background: var(--background);
    padding: 6rem 0;
}

.auth-card.landing-card {
    border: none;
    box-shadow: var(--shadow-xl);
    padding: 4rem;
    transform: translateY(-50px);
    z-index: 2;
}

.landing-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-top: 3rem;
}

.landing-btn {
    background: white;
    border: 1px solid var(--border);
    border-radius: 1.5rem;
    padding: 2.5rem 2rem;
    cursor: pointer;
    transition: var(--transition-smooth);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
    box-shadow: var(--shadow-md);
    position: relative;
}

.landing-btn:hover {
    border-color: var(--primary);
    transform: translateY(-12px);
    box-shadow: var(--shadow-xl);
}

.landing-btn i {
    font-size: 3rem;
    color: var(--primary);
    transition: var(--transition-smooth);
}

.landing-btn:hover i {
    transform: scale(1.2) rotate(5deg);
}

.landing-btn h3 {
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--text-main);
}

/* Scroll Reveal Animations */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: all 0.8s cubic-bezier(0.2, 0.8, 0.2, 1);
    will-change: transform, opacity;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

.reveal-left {
    transform: translateX(-40px);
}

.reveal-right {
    transform: translateX(40px);
}

/* Responsive Media Queries */

/* Laptop (Large) */
@media (max-width: 1200px) {
    .landing-nav {
        max-width: 95%;
    }

    .hero-container h1 {
        font-size: 3.5rem;
    }
}

/* Tablet (Medium) */
@media (max-width: 992px) {

    .hamburger,
    .dashboard-hamburger {
        display: flex !important;
        visibility: visible !important;
        opacity: 1 !important;
    }

    .sidebar {
        position: fixed !important;
        left: -100% !important;
        top: 0 !important;
        height: 100vh !important;
        width: 280px !important;
        z-index: 1060 !important;
        transition: 0.5s cubic-bezier(0.4, 0, 0.2, 1) !important;
        flex-direction: column !important;
    }

    .sidebar.active {
        left: 0 !important;
    }

    .main-content {
        margin-left: 0 !important;
        padding: 1rem !important;
        width: 100% !important;
        overflow-x: hidden;
    }

    header {
        padding: 1rem !important;
        margin-bottom: 1.5rem !important;
        flex-direction: row;
        justify-content: space-between;
    }

    #page-title {
        font-size: 1.2rem !important;
    }

    .user-profile {
        gap: 0.75rem !important;
        padding-left: 0 !important;
        border-left: none !important;
    }

    .user-profile span {
        display: none;
    }

    .stats-grid {
        grid-template-columns: 1fr !important;
        gap: 1rem !important;
    }

    .landing-nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 300px;
        height: 100vh;
        background: var(--glass-bg);
        backdrop-filter: blur(24px);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 2.5rem;
        transition: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
        box-shadow: -10px 0 30px rgba(0, 0, 0, 0.1);
        border-left: 1px solid var(--glass-border);
        z-index: 1050;
    }

    .landing-nav-links.active {
        right: 0;
    }
}

/* Mobile (Small) */
@media (max-width: 600px) {
    .landing-logo span {
        display: none;
    }

    .hero-container h1 {
        font-size: 2.5rem;
    }

    .landing-actions {
        grid-template-columns: 1fr;
    }

    .landing-btn {
        padding: 2rem 1.5rem;
    }

    .auth-card {
        padding: 2rem;
    }

    .card {
        padding: 1.25rem !important;
    }

    .stats-grid {
        gap: 0.75rem !important;
    }

    .btn {
        width: 100% !important;
    }

    .card-value {
        font-size: 1.5rem !important;
    }
}

/* Timeline specific styles */
.timeline {
    position: relative;
    padding-left: 1.5rem;
}