/* Landing Page - Tutor AI Login */

:root {
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --secondary: #0ea5e9;
    --bg-gradient: linear-gradient(135deg, #6366f1 0%, #0ea5e9 50%, #10b981 100%);
}

.landing-page * {
    font-family: 'Outfit', sans-serif;
}

.landing-page {
    min-height: 100vh;
    background: var(--bg-gradient);
    overflow-x: hidden;
}

.landing-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 2rem 0;
}

.hero-section {
    color: white;
    text-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.hero-section h1 {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
}

.hero-section .lead {
    font-size: 1.3rem;
    opacity: 0.95;
    margin-bottom: 2rem;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
    padding: 0.8rem 1.2rem;
    background: rgba(255,255,255,0.15);
    border-radius: 12px;
    backdrop-filter: blur(10px);
    transition: transform 0.3s, background 0.3s;
}

.feature-item:hover {
    transform: translateX(10px);
    background: rgba(255,255,255,0.25);
}

.feature-icon {
    font-size: 1.8rem;
}

.login-card {
    background: rgba(255,255,255,0.95);
    backdrop-filter: blur(20px);
    border-radius: 24px;
    padding: 3rem;
    box-shadow: 0 25px 50px -12px rgba(0,0,0,0.25);
    border: 1px solid rgba(255,255,255,0.5);
    max-width: 420px;
    width: 100%;
}

.login-card .logo {
    font-size: 3rem;
    margin-bottom: 0.5rem;
}

.login-card h2 {
    color: var(--primary-dark);
    font-weight: 700;
    margin-bottom: 0.5rem;
}

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

.login-card .form-control {
    border-radius: 12px;
    padding: 1rem 1.25rem;
    border: 2px solid #e2e8f0;
    font-size: 1rem;
    transition: all 0.3s;
}

.login-card .form-control:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(99,102,241,0.1);
}

.btn-login {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border: none;
    border-radius: 12px;
    padding: 1rem;
    font-size: 1.1rem;
    font-weight: 600;
    color: white;
    box-shadow: 0 4px 15px rgba(79,70,229,0.4);
    transition: all 0.3s;
}

.btn-login:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(79,70,229,0.5);
    color: white;
}

.school-badge {
    display: inline-block;
    background: rgba(255,255,255,0.2);
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

/* Floating Shapes Animation */
.floating-shapes {
    position: fixed;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    pointer-events: none;
    overflow: hidden;
    z-index: 0;
}

.shape {
    position: absolute;
    background: rgba(255,255,255,0.1);
    border-radius: 50%;
    animation: float 20s infinite ease-in-out;
}

.shape:nth-child(1) { 
    width: 300px; 
    height: 300px; 
    top: -100px; 
    right: -100px; 
    animation-delay: 0s; 
}

.shape:nth-child(2) { 
    width: 200px; 
    height: 200px; 
    bottom: 10%; 
    left: 5%; 
    animation-delay: -5s; 
}

.shape:nth-child(3) { 
    width: 150px; 
    height: 150px; 
    top: 40%; 
    right: 10%; 
    animation-delay: -10s; 
}

@keyframes float {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-30px) rotate(180deg); }
}

/* Responsive */
@media (max-width: 991px) {
    .hero-section { 
        text-align: center; 
        margin-bottom: 3rem; 
    }
    
    .hero-section h1 { 
        font-size: 2.5rem; 
    }
    
    .feature-item { 
        justify-content: center; 
    }
    
    .login-card { 
        margin: 0 auto; 
    }
}