/* assets/css/style.css */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;600;800&display=swap');

body {
    background: linear-gradient(135deg, #0f2027, #203a43, #2c5364);
    background-size: 400% 400%;
    animation: gradientBG 15s ease infinite;
    color: #ffffff;
    font-family: 'Inter', sans-serif;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

@keyframes gradientBG {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

.glass-card {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 1.5rem;
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
    padding: 3rem;
    position: relative;
    overflow: hidden;
}

.glass-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.05) 0%, rgba(255,255,255,0) 70%);
    z-index: 0;
    pointer-events: none;
}

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

.form-control-glass {
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: #fff;
    border-radius: 0.75rem;
    padding: 1rem 1.5rem;
    font-size: 1.1rem;
    transition: all 0.3s ease;
}

.form-control-glass:focus {
    background: rgba(0, 0, 0, 0.3);
    border-color: #00d2ff;
    box-shadow: 0 0 15px rgba(0, 210, 255, 0.4);
    color: #fff;
    outline: none;
}

.form-control-glass::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.btn-gradient {
    background: linear-gradient(45deg, #00d2ff, #3a7bd5);
    border: none;
    color: white;
    font-weight: 600;
    padding: 1rem 2rem;
    border-radius: 0.75rem;
    transition: all 0.3s ease;
    font-size: 1.1rem;
    text-shadow: 0 1px 2px rgba(0,0,0,0.2);
}

.btn-gradient:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0, 210, 255, 0.5);
    color: white;
}

.btn-gradient-secondary {
    background: linear-gradient(45deg, #ff416c, #ff4b2b);
    border: none;
    color: white;
    font-weight: 600;
    padding: 0.8rem 1.5rem;
    border-radius: 0.75rem;
    transition: all 0.3s ease;
}

.btn-gradient-secondary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(255, 65, 108, 0.5);
    color: white;
}

.btn-outline-light-glass {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: white;
    border-radius: 0.75rem;
    transition: all 0.3s ease;
}

.btn-outline-light-glass:hover {
    background: rgba(255, 255, 255, 0.2);
    color: white;
}

.navbar-glass {
    background: rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    padding: 1rem 0;
}

.navbar-brand {
    font-weight: 800;
    font-size: 1.5rem;
    letter-spacing: -0.5px;
}

.text-gradient {
    background: linear-gradient(45deg, #00d2ff, #3a7bd5);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
}

.text-gradient-alt {
    background: linear-gradient(45deg, #00ff87, #60efff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
}

.nav-link {
    color: rgba(255, 255, 255, 0.8) !important;
    font-weight: 500;
    transition: all 0.3s ease;
}

.nav-link:hover {
    color: #00d2ff !important;
}

footer {
    margin-top: auto;
    background: rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(10px);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding: 2rem 0;
    color: rgba(255, 255, 255, 0.6);
}

.footer-link {
    color: rgba(255, 255, 255, 0.6);
    text-decoration: none;
    transition: all 0.3s ease;
}

.footer-link:hover {
    color: #00d2ff;
}

/* Typography elements */
h1 {
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 1rem;
}

.lead {
    font-size: 1.25rem;
    font-weight: 300;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 2rem;
}

/* Animations */
.fade-in-up {
    animation: fadeInUp 0.8s ease backwards;
}

.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.3s; }
.delay-4 { animation-delay: 0.4s; }

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Feature boxes */
.feature-box {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 1rem;
    padding: 2rem;
    height: 100%;
    transition: transform 0.3s ease, background 0.3s ease;
}

.feature-box:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.08);
}

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: #00d2ff;
}

/* Custom Alert */
#errorAlert {
    border-radius: 0.75rem;
    background: rgba(255, 65, 108, 0.2);
    border: 1px solid rgba(255, 65, 108, 0.4);
    color: #fff;
}