/* ===== RESET & BASE STYLES ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #6366f1;
    --primary-dark: #4f46e5;
    --secondary-color: #8b5cf6;
    --accent-color: #06b6d4;
    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --bg-light: #f8fafc;
    --bg-white: #ffffff;
    --border-color: #e5e7eb;
    --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);
    --border-radius: 0.5rem;
    --transition: all 0.3s ease;
}

body {
    font-family: 'Poppins', 'Roboto', sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    overflow-x: hidden;
    padding-top: 0; /* Remove any default padding */
}

/* ===== LOADING SCREEN ===== */
.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    animation: fadeOut 0.5s ease-in-out forwards;
    animation-delay: 3.5s;
}

.loader-container {
    text-align: center;
    color: white;
}

.loader-image {
    width: 120px;
    height: 120px;
    object-fit: contain;
    margin-bottom: 2rem;
    animation: pulse 2s ease-in-out infinite;
    border-radius: 50%;
    box-shadow: 0 0 0 0 rgba(255, 255, 255, 0.7);
}

.loading-title {
    font-size: 2rem;
    font-weight: 600;
    margin-bottom: 2rem;
    opacity: 0;
    animation: slideUp 1s ease-out forwards;
    animation-delay: 0.5s;
}

.loading-progress {
    width: 300px;
    height: 4px;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 2px;
    overflow: hidden;
    margin: 0 auto;
}

.progress-bar {
    width: 0;
    height: 100%;
    background: white;
    border-radius: 2px;
    animation: progressLoad 3s ease-in-out forwards;
}

/* ===== ANIMATIONS ===== */
@keyframes pulse {
    0% {
        transform: scale(1);
        box-shadow: 0 0 0 0 rgba(255, 255, 255, 0.7);
    }
    70% {
        transform: scale(1.05);
        box-shadow: 0 0 0 20px rgba(255, 255, 255, 0);
    }
    100% {
        transform: scale(1);
        box-shadow: 0 0 0 0 rgba(255, 255, 255, 0);
    }
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes progressLoad {
    from { width: 0; }
    to { width: 100%; }
}

@keyframes fadeOut {
    to {
        opacity: 0;
        visibility: hidden;
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ===== NAVBAR ===== */
.navbar {
    backdrop-filter: blur(10px);
    background: rgba(255, 255, 255, 0.95) !important;
    box-shadow: var(--shadow-sm);
    padding: 1rem 0;
    transition: var(--transition);
    z-index: 1030;
}

.navbar.fixed-top {
    position: fixed !important;
    top: 0;
    left: 0;
    right: 0;
}

.navbar-brand {
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--primary-color) !important;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.navbar-brand img {
    border-radius: 50%;
}

.navbar-nav .nav-link {
    font-weight: 500;
    color: var(--text-primary) !important;
    margin: 0 0.5rem;
    padding: 0.5rem 1rem !important;
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.navbar-nav .nav-link:hover {
    background: var(--bg-light);
    color: var(--primary-color) !important;
}

.navbar-toggler {
    border: none;
    padding: 0.25rem 0.5rem;
}

.navbar-toggler:focus {
    box-shadow: none;
}

/* ===== HERO SECTION ===== */
.hero-section {
    background: linear-gradient(135deg, var(--bg-light) 0%, rgba(99, 102, 241, 0.05) 100%);
    padding: 6rem 0 2rem; /* Added top padding for fixed navbar */
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.main-content {
    animation: fadeInUp 1s ease-out;
    padding-top: 0; /* Remove default padding since we're using hero section padding */
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    line-height: 1.2;
    animation: fadeInUp 1s ease-out;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    line-height: 1.6;
    animation: fadeInUp 1s ease-out;
    animation-delay: 0.2s;
    animation-fill-mode: both;
}

.hero-buttons {
    animation: fadeInUp 1s ease-out;
    animation-delay: 0.4s;
    animation-fill-mode: both;
}

.hero-image {
    animation: fadeInUp 1s ease-out;
    animation-delay: 0.6s;
    animation-fill-mode: both;
}

.hero-image img {
    border-radius: 1rem;
    transition: transform 0.3s ease;
}

.hero-image img:hover {
    transform: scale(1.02);
}

/* ===== BUTTONS ===== */
.btn {
    border-radius: var(--border-radius);
    font-weight: 500;
    padding: 0.75rem 1.5rem;
    transition: var(--transition);
    border: none;
}

.btn-primary {
    background: var(--primary-color);
    box-shadow: var(--shadow-sm);
}

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

.btn-outline-primary {
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
}

.btn-outline-primary:hover {
    background: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* ===== SECTIONS ===== */
.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* ===== LOGIN SECTION ===== */
.login-section {
    padding: 5rem 0;
    background: var(--bg-white);
}

.login-card {
    border: none;
    border-radius: 1rem;
    overflow: hidden;
    transition: var(--transition);
    height: 100%;
}

.login-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.card-img-container {
    height: 200px;
    overflow: hidden;
}

.login-card .card-img-top {
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.login-card:hover .card-img-top {
    transform: scale(1.05);
}

.icon-wrapper {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    color: white;
    font-size: 1.5rem;
}

.login-card .card-title {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.login-card .card-text {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

/* ===== FEATURES SECTION ===== */
.features-section {
    padding: 5rem 0;
    background: var(--bg-light);
}

.feature-card {
    padding: 2rem;
    background: var(--bg-white);
    border-radius: 1rem;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    height: 100%;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.feature-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    color: white;
    font-size: 2rem;
}

.feature-card h5 {
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.feature-card p {
    color: var(--text-secondary);
    margin: 0;
}

/* ===== FOOTER ===== */
.footer-section {
    background: var(--text-primary);
    color: white;
    padding: 3rem 0 1rem;
}

.footer-brand img {
    border-radius: 50%;
}

.footer-links {
    list-style: none;
    padding: 0;
}

.footer-links li {
    margin-bottom: 0.5rem;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: var(--transition);
}

.footer-links a:hover {
    color: white;
}

.social-links {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.social-link {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    transition: var(--transition);
}

.social-link:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
}

/* ===== MODALS ===== */
.modal-content {
    border: none;
    border-radius: 1rem;
    box-shadow: var(--shadow-lg);
}

.modal-header {
    border-bottom: 1px solid var(--border-color);
    padding: 1.5rem;
}

.modal-body {
    padding: 1.5rem;
}

.form-control {
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 0.75rem;
    transition: var(--transition);
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(99, 102, 241, 0.25);
}

/* ===== RESPONSIVE DESIGN ===== */

/* Large screens */
@media (min-width: 1200px) {
    .hero-title {
        font-size: 4rem;
    }
    
    .section-title {
        font-size: 3rem;
    }
}

/* Medium screens */
@media (max-width: 991.98px) {
    .hero-title {
        font-size: 2.5rem;
        text-align: center;
    }
    
    .hero-subtitle {
        text-align: center;
    }
    
    .hero-buttons {
        text-align: center;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .navbar-brand {
        font-size: 1.25rem;
    }
}

/* Small screens */
@media (max-width: 767.98px) {
    .hero-section {
        padding: 1rem 0;
        text-align: center;
    }
    
    .hero-title {
        font-size: 2rem;
        margin-bottom: 1rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
        margin-bottom: 1.5rem;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    .section-subtitle {
        font-size: 1rem;
    }
    
    .login-section,
    .features-section {
        padding: 3rem 0;
    }
    
    .feature-card {
        padding: 1.5rem;
        margin-bottom: 1rem;
    }
    
    .footer-section {
        padding: 2rem 0 1rem;
    }
    
    .social-links {
        justify-content: center;
        margin-top: 1rem;
    }
    
    .loading-title {
        font-size: 1.5rem;
    }
    
    .loader-image {
        width: 80px;
        height: 80px;
    }
    
    .loading-progress {
        width: 250px;
    }
}

/* Extra small screens */
@media (max-width: 575.98px) {
    .hero-title {
        font-size: 1.75rem;
    }
    
    .hero-subtitle {
        font-size: 0.9rem;
    }
    
    .section-title {
        font-size: 1.5rem;
    }
    
    .btn {
        padding: 0.6rem 1.2rem;
        font-size: 0.9rem;
    }
    
    .feature-icon {
        width: 60px;
        height: 60px;
        font-size: 1.5rem;
    }
    
    .icon-wrapper {
        width: 50px;
        height: 50px;
        font-size: 1.25rem;
    }
    
    .modal-dialog {
        margin: 1rem;
    }
    
    .loading-progress {
        width: 200px;
    }
}

/* ===== UTILITY CLASSES ===== */
.text-gradient {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.main-content {
    animation: fadeInUp 1s ease-out;
}

/* ===== ACCESSIBILITY ===== */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus styles for better accessibility */
.btn:focus,
.form-control:focus,
.nav-link:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* ===== PRINT STYLES ===== */
@media print {
    .loading-screen,
    .navbar,
    .hero-buttons,
    .modal,
    .social-links {
        display: none !important;
    }
    
    body {
        font-size: 12pt;
        line-height: 1.4;
    }
    
    .hero-title {
        font-size: 18pt;
    }
    
    .section-title {
        font-size: 16pt;
    }
}