:root {
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --primary-light: #3b82f6;
    --success: #10b981;
    --danger: #ef4444;
    --warning: #f59e0b;
    --dark: #ffffff;
    --dark-light: #f8fafc;
    --gray: #64748b;
    --light: #f1f5f9;
    --white: #ffffff;
    --gradient-start: #ffffff;
    --gradient-end: #f8fafc;
}

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

body {
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: #1e293b;
    background: var(--dark);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Hero Section with Image */
.hero {
    position: relative;
    min-height: 80vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 4rem 2rem;
    background: linear-gradient(135deg, #e0f2fe 0%, #f8fafc 100%);
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(180deg, transparent 0%, rgba(255, 255, 255, 0.3) 100%);
}

.hero > * {
    position: relative;
    z-index: 1;
}

.hero h1 {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 800;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, #1e293b 0%, #2563eb 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 4px 30px rgba(37, 99, 235, 0.2);
}

.hero-bg-pattern {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle at 20% 50%, rgba(59, 130, 246, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 50%, rgba(37, 99, 235, 0.1) 0%, transparent 50%),
        linear-gradient(180deg, transparent 0%, rgba(255, 255, 255, 0.2) 100%);
    pointer-events: none;
}

.hero-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.3) 0%, transparent 70%);
    pointer-events: none;
    animation: pulse 4s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 0.5; transform: translate(-50%, -50%) scale(1); }
    50% { opacity: 0.8; transform: translate(-50%, -50%) scale(1.1); }
}

.hero p {
    font-size: 1.25rem;
    color: #64748b;
    max-width: 600px;
    margin: 0 auto 2rem;
}

.hero-content {
    position: relative;
    z-index: 10;
    max-width: 800px;
    margin: 0 auto;
    padding: 2rem;
    text-align: center;
}

.hero-content h1 {
    font-size: clamp(2.5rem, 8vw, 5rem);
    font-weight: 800;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, #ffffff 0%, #e0e7ff 50%, #ffffff 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 4px 40px rgba(59, 130, 246, 0.4);
    line-height: 1.1;
    letter-spacing: -0.02em;
}

.hero-content .hero-subtitle {
    font-size: 1.35rem;
    color: rgba(255, 255, 255, 0.9);
    max-width: 650px;
    margin: 0 auto 2.5rem;
    line-height: 1.7;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.hero-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1rem 2rem;
    font-size: 1.1rem;
    font-weight: 600;
    border: none;
    border-radius: 12px;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.3s ease;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.btn-primary {
    background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
    color: white;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(37, 99, 235, 0.5);
}

.btn-outline {
    background: transparent;
    border: 2px solid rgba(255, 255, 255, 0.3);
    color: white;
    backdrop-filter: blur(10px);
}

.btn-outline:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: white;
}

/* Features */
.features {
    padding: 6rem 2rem;
    background: var(--dark);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.feature-card {
    background: white;
    border: 1px solid #e2e8f0;
    border-radius: 20px;
    padding: 2.5rem;
    text-align: center;
    transition: all 0.3s ease;
    max-width: 350px;
}

.feature-card:hover {
    transform: translateY(-10px);
    border-color: var(--primary);
    box-shadow: 0 20px 40px rgba(37, 99, 235, 0.15);
}

.feature-icon {
    width: 64px;
    height: 64px;
    margin-bottom: 1.5rem;
}

.feature-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    filter: drop-shadow(0 4px 10px rgba(37, 99, 235, 0.5));
}

.feature-icon svg {
    width: 100%;
    height: 100%;
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: #1e293b;
}

.feature-card p {
    color: #64748b;
    font-size: 1rem;
}

.features-section {
    padding: 6rem 2rem;
    background: var(--dark);
    max-width: 1200px;
    margin: 0 auto;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: #1e293b;
}

.cta-section {
    background: #f8fafc;
    padding: 6rem 2rem;
    text-align: center;
    border-top: 1px solid #e2e8f0;
}

.cta-section h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: #1e293b;
}

.cta-section p {
    font-size: 1.25rem;
    color: #64748b;
    margin-bottom: 2rem;
}

.stats-section {
    padding: 4rem 2rem;
    background: #f8fafc;
}

.stats-grid {
    max-width: 1000px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
}

.stat-card {
    background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
    border: 1px solid #e2e8f0;
    border-radius: 20px;
    padding: 2rem;
    text-align: center;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #2563eb, #3b82f6);
}

.stat-card:hover {
    transform: translateY(-8px);
    border-color: #3b82f6;
    box-shadow: 0 20px 40px rgba(37, 99, 235, 0.15);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    background: linear-gradient(135deg, #2563eb, #3b82f6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.95rem;
    color: #64748b;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Navigation */
.main-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: white;
    backdrop-filter: blur(20px);
    border-bottom: 1px solid #e2e8f0;
    padding: 1rem 0;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: #1e293b;
    text-decoration: none;
    background: linear-gradient(135deg, #2563eb, #3b82f6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-menu a {
    color: #64748b;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s;
}

.nav-menu a:hover {
    color: #2563eb;
}

.nav-user {
    display: flex;
    align-items: center;
    gap: 1rem;
    color: var(--gray);
}

.nav-user .btn {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

/* Main Content */
.main-content {
    flex: 1;
    margin-top: 80px;
    width: 100%;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
    padding: 0 1rem;
}

/* Footer */
.main-footer {
    background: var(--light);
    color: var(--gray);
    text-align: center;
    padding: 2rem 0;
    border-top: 1px solid #e2e8f0;
}

/* Cards */
.card {
    background: white;
    border: 1px solid #e2e8f0;
    border-radius: 16px;
    padding: 1.5rem;
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid #e2e8f0;
}

.card-title { font-size: 1.25rem; font-weight: 600; color: #1e293b; }

/* Dashboard Grid */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
    border: 1px solid #e2e8f0;
    border-radius: 20px;
    padding: 2rem;
    text-align: center;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #2563eb, #3b82f6);
}

.stat-card:hover {
    transform: translateY(-8px);
    border-color: #3b82f6;
    box-shadow: 0 20px 40px rgba(37, 99, 235, 0.15);
}

.stat-value {
    font-size: 2.5rem;
    font-weight: 800;
    background: linear-gradient(135deg, #2563eb, #3b82f6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label { 
    color: #64748b; 
    font-size: 0.875rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-top: 0.5rem;
}

/* Tables */
.table-container { overflow-x: auto; }

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

th, td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid #e2e8f0;
}

th {
    font-weight: 600;
    color: #64748b;
    font-size: 0.875rem;
    text-transform: uppercase;
}

td { color: #1e293b; }

/* Badges */
.badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 9999px;
    text-transform: uppercase;
}

.badge-success {
    background: rgba(16, 185, 129, 0.2);
    color: #10b981;
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.badge-danger {
    background: rgba(239, 68, 68, 0.2);
    color: #ef4444;
    border: 1px solid rgba(239, 68, 68, 0.3);
}

/* Forms */
.form-group { margin-bottom: 1.5rem; }

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: #64748b;
}

.form-group input, .form-group select {
    width: 100%;
    padding: 0.875rem 1rem;
    font-size: 1rem;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    background: white;
    color: #1e293b;
    transition: all 0.2s;
}

.form-group input:focus, .form-group select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.2);
}

.form-group input::placeholder { color: var(--gray); }

/* Login Page */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #e0f2fe 0%, #f8fafc 100%);
    padding: 2rem;
}

.login-page::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.9);
}

.login-container {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 420px;
}

.login-box {
    background: white;
    border: 1px solid #e2e8f0;
    border-radius: 24px;
    padding: 2.5rem;
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(20px);
}

.login-box h1 {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 0.5rem;
    background: linear-gradient(135deg, #1e293b, #2563eb);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.login-subtitle {
    text-align: center;
    color: #64748b;
    margin-bottom: 2rem;
}

.login-links {
    display: flex;
    justify-content: space-between;
    margin-top: 1.5rem;
    font-size: 0.875rem;
}

.login-links a {
    color: #60a5fa;
    text-decoration: none;
}

.login-links a:hover { text-decoration: underline; }

/* Alert */
.alert {
    padding: 1rem;
    border-radius: 12px;
    margin-bottom: 1rem;
    font-weight: 500;
}

.alert-error {
    background: rgba(239, 68, 68, 0.1);
    color: #ef4444;
    border: 1px solid rgba(239, 68, 68, 0.3);
}

.alert-success {
    background: rgba(16, 185, 129, 0.1);
    color: #10b981;
    border: 1px solid rgba(16, 185, 129, 0.3);
}

/* Action Bar */
.action-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.action-bar h1 {
    font-size: 2rem;
    font-weight: 700;
    color: #1e293b;
}

.btn-small {
    padding: 0.625rem 1.25rem;
    font-size: 0.875rem;
}

.btn-block { width: 100%; }

.btn-danger { 
    background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
    color: #fff;
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-danger:hover {
    background: linear-gradient(135deg, #dc2626 0%, #b91c1c 100%);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(239, 68, 68, 0.4);
}

/* Empty State */
.empty-state { text-align: center; padding: 4rem 2rem; color: #64748b; }

.empty-state a { color: #2563eb; }

/* Modal */
.modal-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    z-index: 2000;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background: white;
    border: 1px solid #e2e8f0;
    border-radius: 16px;
    padding: 2rem;
    max-width: 500px;
    width: 90%;
    margin: auto;
}

.modal-content h2 {
    margin-bottom: 1.5rem;
    color: #1e293b;
}

/* Responsive */
@media (max-width: 768px) {
    .nav-container { flex-direction: column; gap: 1rem; }
    .nav-menu { flex-wrap: wrap; justify-content: center; gap: 1rem; }
    .main-content { padding: 1rem; }
    .dashboard-grid { grid-template-columns: 1fr; }
    .hero h1 { font-size: 2rem; }
}
/* Footer Links */
.footer-links {
    list-style: none;
    padding: 0;
    margin: 1rem 0 0;
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
}
.footer-links a {
    color: #64748b;
    text-decoration: none;
}
.footer-links a:hover {
    color: #2563eb;
}

/* Pricing Grid */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

/* Feature Grid */
.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

/* Packages Page */
.packages-hero {
    text-align: center;
    padding: 6rem 2rem;
    background: linear-gradient(135deg, #0f172a 0%, #1e3a8a 50%, #0f172a 100%);
    position: relative;
    overflow: hidden;
}

.packages-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 50%, rgba(59, 130, 246, 0.2) 0%, transparent 50%),
                radial-gradient(circle at 70% 50%, rgba(37, 99, 235, 0.15) 0%, transparent 50%);
    pointer-events: none;
}

.packages-hero > * {
    position: relative;
    z-index: 1;
}

.packages-hero h1 {
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 800;
    color: #fff;
    margin-bottom: 1rem;
    text-shadow: 0 4px 30px rgba(59, 130, 246, 0.4);
}

.packages-hero p {
    font-size: 1.35rem;
    color: rgba(255, 255, 255, 0.85);
    max-width: 600px;
    margin: 0 auto;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.packages-cta {
    text-align: center;
    padding: 4rem 2rem;
    background: linear-gradient(135deg, #0f172a 0%, #1e3a8a 100%);
    position: relative;
    overflow: hidden;
}

.packages-cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 50% 100%, rgba(59, 130, 246, 0.2) 0%, transparent 50%);
    pointer-events: none;
}

.packages-cta > * {
    position: relative;
    z-index: 1;
}

/* Contact Page */
.contact-hero {
    text-align: center;
    padding: 6rem 2rem;
    background: linear-gradient(135deg, #0f172a 0%, #1e3a8a 50%, #0f172a 100%);
    position: relative;
    overflow: hidden;
}

.contact-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 50%, rgba(59, 130, 246, 0.2) 0%, transparent 50%),
                radial-gradient(circle at 70% 50%, rgba(37, 99, 235, 0.15) 0%, transparent 50%);
    pointer-events: none;
}

.contact-hero > * {
    position: relative;
    z-index: 1;
}

.contact-hero h1 {
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 800;
    color: #fff;
    margin-bottom: 1rem;
    text-shadow: 0 4px 30px rgba(59, 130, 246, 0.4);
}

.contact-hero p {
    font-size: 1.35rem;
    color: rgba(255, 255, 255, 0.85);
}

.contact-grid {
    max-width: 1000px;
    margin: 3rem auto;
    padding: 0 2rem;
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 3rem;
}

@media (max-width: 768px) {
    .contact-grid {
        grid-template-columns: 1fr;
    }
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.contact-card {
    background: #f8fafc;
    border: 1px solid #e2e8f0;
    border-radius: 12px;
    padding: 1.5rem;
}

.contact-card h3 {
    font-size: 1rem;
    color: #64748b;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.contact-card p {
    font-size: 1.1rem;
    color: #1e293b;
    line-height: 1.6;
}

.contact-form-wrapper {
    background: #f8fafc;
    border: 1px solid #e2e8f0;
    border-radius: 16px;
    padding: 2rem;
}

/* Billing Page */
.billing-hero {
    text-align: center;
    padding: 4rem 2rem;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    margin: -2rem -2rem 2rem -2rem;
    border-radius: 0 0 24px 24px;
    border-bottom: 1px solid #e2e8f0;
}

.billing-hero h1 {
    font-size: 2rem;
    font-weight: 700;
    color: #1e293b;
    margin-bottom: 0.5rem;
}

.billing-hero p {
    color: #64748b;
}