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

:root {
    --bg-primary: #ffffff;
    --bg-secondary: #f7f7f8;
    --text-primary: #202123;
    --text-secondary: #6e6e80;
    --brand-color: #10a37f;
    --brand-dark: #000000;
    --border-color: #e5e5e5;
    --border-radius-sm: 4px;
    --border-radius-md: 8px;
    --border-radius-lg: 12px;
    --transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -1px rgba(0,0,0,0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -2px rgba(0,0,0,0.05);
}

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

body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

a {
    color: inherit;
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--text-secondary);
}

ul {
    list-style: none;
}

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.animate-fade-in {
    animation: fadeIn 0.6s ease-out both;
}
.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.3s; }
.delay-4 { animation-delay: 0.4s; }
.delay-5 { animation-delay: 0.5s; }

@keyframes slideUp {
    from { opacity: 0; transform: translateY(40px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes scaleIn {
    from { opacity: 0; transform: scale(0.95); }
    to { opacity: 1; transform: scale(1); }
}

@keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-15px); }
    100% { transform: translateY(0px); }
}

.animate-slide-up {
    animation: slideUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) both;
}

.animate-scale-in {
    animation: scaleIn 0.8s cubic-bezier(0.16, 1, 0.3, 1) both;
}

.animate-float {
    animation: float 6s ease-in-out infinite;
}

.gradient-text {
    background: linear-gradient(135deg, var(--brand-dark) 0%, var(--brand-color) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    display: inline-block;
}

.bg-shapes-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    overflow: hidden;
    z-index: -1;
    pointer-events: none;
}

.hero-shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.5;
}

.shape-1 {
    width: 500px;
    height: 500px;
    background: rgba(16, 163, 127, 0.2);
    top: -100px;
    right: -10%;
    animation: float 8s ease-in-out infinite;
}

.shape-2 {
    width: 400px;
    height: 400px;
    background: rgba(0, 0, 0, 0.05);
    bottom: -100px;
    left: -10%;
    animation: float 6s ease-in-out infinite alternate;
}

.feature-icon-wrapper {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: rgba(16, 163, 127, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    color: var(--brand-color);
    transition: var(--transition);
}

.pricing-card:hover .feature-icon-wrapper {
    transform: scale(1.1) rotate(5deg);
    background: var(--brand-color);
    color: white;
}

.glass-card {
    background: rgba(255, 255, 255, 0.6) !important;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.5) !important;
    box-shadow: var(--shadow-md) !important;
}

.glass-card:hover {
    box-shadow: var(--shadow-lg) !important;
    transform: translateY(-8px);
    border-color: rgba(16, 163, 127, 0.3) !important;
}

/* Navigation */
.navbar {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.navbar .logo {
    font-size: 1.25rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo-icon {
    width: 24px;
    height: 24px;
    background-color: var(--brand-dark);
    border-radius: 4px;
    display: inline-block;
}

.nav-links {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-links a {
    font-weight: 500;
    font-size: 0.95rem;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius-sm);
    font-weight: 500;
    font-size: 0.95rem;
    cursor: pointer;
    transition: var(--transition);
    border: 1px solid transparent;
}

.btn:active {
    transform: scale(0.98);
}

.btn-primary {
    background-color: var(--brand-dark);
    color: #fff !important;
}

.btn-primary:hover {
    background-color: #333;
    box-shadow: var(--shadow-md);
}

.btn-outline {
    border-color: var(--border-color);
    background: transparent;
}

.btn-outline:hover {
    background-color: var(--bg-secondary);
}

.btn-brand {
    background-color: var(--brand-color);
    color: white !important;
}
.btn-brand:hover {
    background-color: #0e906f;
}

/* Hero Section */
.hero {
    padding: 8rem 2rem;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.hero h1 {
    font-size: 4rem;
    font-weight: 700;
    letter-spacing: -0.04em;
    line-height: 1.1;
    margin-bottom: 1.5rem;
}

.hero p {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

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

/* Auth Layout */
.auth-container {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.auth-wrapper {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    background-color: var(--bg-primary);
}

.auth-box {
    width: 100%;
    max-width: 400px;
    text-align: center;
}

.auth-box h1 {
    font-size: 2rem;
    font-weight: 600;
    margin-bottom: 2rem;
    letter-spacing: -0.02em;
}

.form-group {
    margin-bottom: 1.5rem;
    text-align: left;
}

.form-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.form-input {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
    outline: none;
}

.form-input:focus {
    border-color: var(--brand-color);
    box-shadow: 0 0 0 2px rgba(16, 163, 127, 0.2);
}

.btn-block {
    width: 100%;
    padding: 0.875rem;
    font-size: 1rem;
}

.auth-links {
    margin-top: 1.5rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.auth-links a {
    color: var(--brand-color);
    font-weight: 500;
}

.divider {
    display: flex;
    align-items: center;
    text-align: center;
    margin: 1.5rem 0;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.divider::before, .divider::after {
    content: '';
    flex: 1;
    border-bottom: 1px solid var(--border-color);
}

.divider:not(:empty)::before { margin-right: 1rem; }
.divider:not(:empty)::after { margin-left: 1rem; }

/* Pricing */
.pricing-section {
    padding: 5rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
}

.pricing-header {
    margin-bottom: 4rem;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    align-items: stretch;
}

.pricing-card {
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: 2.5rem;
    text-align: left;
    display: flex;
    flex-direction: column;
    background: var(--bg-primary);
    transition: var(--transition);
}

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

.pricing-card.popular {
    border-color: var(--brand-color);
    box-shadow: 0 0 0 1px var(--brand-color);
    position: relative;
}

.pricing-card.popular::before {
    content: 'Most Popular';
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--brand-color);
    color: white;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.25rem 0.75rem;
    border-radius: 12px;
}

.pricing-name {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.pricing-price {
    font-size: 3rem;
    font-weight: 700;
    letter-spacing: -0.04em;
    margin-bottom: 1rem;
    display: flex;
    align-items: baseline;
    gap: 0.25rem;
}

.pricing-period {
    font-size: 1rem;
    color: var(--text-secondary);
    font-weight: 400;
}

.pricing-desc {
    color: var(--text-secondary);
    margin-bottom: 2rem;
    font-size: 0.95rem;
}

.pricing-features {
    margin-bottom: 2.5rem;
    flex: 1;
}

.pricing-features li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
    font-size: 0.95rem;
    color: var(--text-primary);
}

.feature-icon {
    color: var(--brand-color);
}

.pricing-card .btn {
    margin-top: auto;
}

/* Dashboard */
.dashboard-layout {
    display: flex;
    min-height: 100vh;
}

.sidebar {
    width: 260px;
    background-color: var(--bg-secondary);
    border-right: 1px solid var(--border-color);
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
}

.sidebar-nav {
    margin-top: 2rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.sidebar-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    border-radius: var(--border-radius-md);
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.95rem;
}

.sidebar-link.active {
    background-color: #e5e5e5;
    color: var(--text-primary);
}

.sidebar-link:hover:not(.active) {
    background-color: rgba(0,0,0,0.05);
}

.main-content {
    flex: 1;
    padding: 3rem;
    background-color: var(--bg-primary);
}

.panel {
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: 2rem;
    margin-bottom: 2rem;
    background: white;
}

.panel-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.stat-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
}

.stat-card {
    padding: 1.5rem;
    background: var(--bg-secondary);
    border-radius: var(--border-radius-md);
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.stat-value {
    font-size: 2rem;
    font-weight: 600;
    letter-spacing: -0.02em;
}

/* Footer */
footer {
    border-top: 1px solid var(--border-color);
    padding: 3rem 2rem;
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

@media (max-width: 768px) {
    .hero h1 { font-size: 2.5rem; }
    .hero p { font-size: 1.1rem; }
    .hero { padding: 4rem 1.5rem; }
    
    .dashboard-layout { flex-direction: column; }
    .sidebar { width: 100%; border-right: none; border-bottom: 1px solid var(--border-color); padding: 1rem; }
    .main-content { padding: 1.5rem; }
    
    .nav-links { display: none; } /* Simplified for mobile out of scope for pure HTML demo without JS toggle */
}