/* 
    Way2ID - Premium Stylesheet
    Design System: Modern Glassmorphism, Vibrant Dark Theme 
*/

:root {
    /* Color Palette */
    --bg-base: #0f172a; /* Slate 900 */
    --bg-surface: #1e293b; /* Slate 800 */
    --text-primary: #f8fafc; /* Slate 50 */
    --text-secondary: #94a3b8; /* Slate 400 */
    
    /* Vibrant Accents */
    --accent-primary: #6366f1; /* Indigo 500 */
    --accent-primary-hover: #4f46e5; /* Indigo 600 */
    --accent-secondary: #ec4899; /* Pink 500 */
    --whatsapp-color: #25D366;
    --whatsapp-hover: #128C7E;
    
    /* Gradients */
    --gradient-text: linear-gradient(135deg, #a855f7 0%, #ec4899 50%, #f43f5e 100%);
    --gradient-blob-1: linear-gradient(180deg, rgba(99, 102, 241, 0.4) 0%, rgba(168, 85, 247, 0) 100%);
    --gradient-blob-2: linear-gradient(180deg, rgba(236, 72, 153, 0.3) 0%, rgba(244, 63, 94, 0) 100%);
    --gradient-blob-3: linear-gradient(180deg, rgba(37, 211, 102, 0.2) 0%, rgba(18, 140, 126, 0) 100%);

    /* Glassmorphism */
    --glass-bg: rgba(30, 41, 59, 0.4);
    --glass-border: rgba(255, 255, 255, 0.1);
    --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
    --glass-blur: blur(12px);

    /* Typography */
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Plus Jakarta Sans', sans-serif;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-smooth: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

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

body {
    font-family: var(--font-body);
    background-color: var(--bg-base);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
    min-height: 100vh;
}

/* Background Blobs for Ambient Light */
.blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    z-index: -1;
    animation: float 10s infinite ease-in-out alternate;
}

.blob-1 {
    top: -10%;
    left: -10%;
    width: 600px;
    height: 600px;
    background: var(--gradient-blob-1);
}

.blob-2 {
    bottom: 10%;
    right: -5%;
    width: 500px;
    height: 500px;
    background: var(--gradient-blob-2);
    animation-delay: -5s;
}

.blob-3 {
    top: 40%;
    left: 40%;
    width: 400px;
    height: 400px;
    background: var(--gradient-blob-3);
    animation-delay: -2s;
}

@keyframes float {
    0% { transform: translateY(0) scale(1); }
    100% { transform: translateY(30px) scale(1.05); }
}

/* Layout Containers */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
}

.text-gradient {
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    color: transparent;
    display: inline-block;
}

/* Navigation */
.navbar {
    padding: 1.5rem 0;
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 100;
    background: rgba(15, 23, 42, 0.7);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border-bottom: 1px solid var(--glass-border);
    transition: var(--transition-smooth);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo img {
    height: 40px;
    transition: transform var(--transition-fast);
}

.logo:hover img {
    transform: scale(1.05);
}

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

.nav-link {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 500;
    transition: color var(--transition-fast);
    font-size: 0.95rem;
}

.nav-link:hover {
    color: var(--accent-secondary);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border-radius: 9999px; /* Pill shape */
    font-weight: 600;
    font-family: var(--font-body);
    text-decoration: none;
    cursor: pointer;
    transition: all var(--transition-smooth);
    border: none;
    outline: none;
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

.icon {
    transition: transform var(--transition-fast);
}

.btn:hover .icon {
    transform: scale(1.1);
}

.btn-primary {
    background-color: var(--accent-primary);
    color: white;
    box-shadow: 0 4px 14px 0 rgba(99, 102, 241, 0.39);
}

.btn-primary:hover {
    background-color: var(--accent-primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(99, 102, 241, 0.4);
}

.btn-secondary {
    background-color: var(--whatsapp-color);
    color: white;
    box-shadow: 0 4px 14px 0 rgba(37, 211, 102, 0.39);
}

.btn-secondary:hover {
    background-color: var(--whatsapp-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.4);
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
}

.btn-outline:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.3);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 5rem; /* offset for fixed nav */
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-text-area {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 1.5rem;
}

.badge {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    padding: 0.5rem 1rem;
    border-radius: 9999px;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--accent-secondary);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    display: inline-block;
    animation: fadeInDown 0.8s ease-out;
}

.hero-title {
    font-size: clamp(3rem, 5vw, 4.5rem);
    letter-spacing: -0.02em;
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

.hero-subtitle {
    color: var(--text-secondary);
    font-size: 1.125rem;
    max-width: 90%;
    animation: fadeInUp 0.8s ease-out 0.4s both;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-top: 1rem;
    animation: fadeInUp 0.8s ease-out 0.6s both;
}

.status-msg {
    color: var(--accent-secondary);
    font-size: 0.9rem;
    font-weight: 500;
    min-height: 1.5rem;
    margin-top: 0.5rem;
    transition: opacity var(--transition-fast);
    opacity: 0;
}

.status-msg.show {
    opacity: 1;
}

/* Glass Mockup Card */
.hero-visual-area {
    position: relative;
    perspective: 1000px;
    animation: fadeIn 1s ease-out 0.8s both;
}

.glass-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    box-shadow: var(--glass-shadow);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    padding: 2rem;
    transform: rotateY(-10deg) rotateX(5deg);
    transition: transform var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.glass-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 50%;
    height: 100%;
    background: linear-gradient(to right, rgba(255,255,255,0) 0%, rgba(255,255,255,0.05) 50%, rgba(255,255,255,0) 100%);
    transform: skewX(-25deg);
    animation: shine 6s infinite;
}

@keyframes shine {
    0% { left: -100%; }
    20% { left: 200%; }
    100% { left: 200%; }
}

.glass-card:hover {
    transform: rotateY(0deg) rotateX(0deg) translateY(-10px);
}

.mockup-header {
    display: flex;
    gap: 8px;
    margin-bottom: 2rem;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.dot.red { background-color: #ff5f56; }
.dot.yellow { background-color: #ffbd2e; }
.dot.green { background-color: #27c93f; }

.mockup-body {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    align-items: center;
}

.mockup-logo {
    width: 120px;
    filter: drop-shadow(0 4px 10px rgba(0,0,0,0.5));
}

.skeleton-line {
    width: 100%;
    height: 12px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 6px;
}

.skeleton-line.title {
    height: 24px;
    width: 80%;
    margin-bottom: 0.5rem;
}

.skeleton-line.short {
    width: 60%;
}

.glass-button {
    margin-top: 1rem;
    width: 100%;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    text-align: center;
    font-weight: 600;
    color: var(--text-primary);
}

/* How It Works Section */
.how-it-works {
    padding: 6rem 0;
    position: relative;
    z-index: 10;
    background: linear-gradient(180deg, rgba(15, 23, 42, 0) 0%, rgba(30, 41, 59, 0.3) 50%, rgba(15, 23, 42, 0) 100%);
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 2rem;
    position: relative;
}

.step-card {
    padding: 2.5rem 2rem;
    position: relative;
    transition: transform var(--transition-smooth), box-shadow var(--transition-smooth);
    z-index: 1;
}

.step-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 35px rgba(0,0,0,0.4);
}

.step-number {
    font-family: var(--font-heading);
    font-size: 5rem;
    font-weight: 800;
    color: rgba(255, 255, 255, 0.05);
    position: absolute;
    top: 10px;
    right: 20px;
    line-height: 1;
    z-index: 0;
}

.step-card h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
    position: relative;
    z-index: 2;
}

.step-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    position: relative;
    z-index: 2;
}

.highlight-step {
    border-color: rgba(99, 102, 241, 0.4);
    box-shadow: 0 0 20px rgba(99, 102, 241, 0.15);
}

.highlight-step::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    border-radius: inherit;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, transparent 100%);
    z-index: -1;
}

.highlight-text {
    color: var(--accent-primary);
}

/* Features Section */
.features {
    padding: 6rem 0;
    position: relative;
    z-index: 10;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.section-header h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.section-header p {
    color: var(--text-secondary);
    font-size: 1.1rem;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.feature-card {
    padding: 2.5rem 2rem;
    text-align: center;
    transition: transform var(--transition-smooth), box-shadow var(--transition-smooth);
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 35px rgba(0,0,0,0.4);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    display: inline-block;
    background: var(--glass-bg);
    width: 80px;
    height: 80px;
    line-height: 80px;
    border-radius: 50%;
    border: 1px solid var(--glass-border);
}

.feature-card h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.feature-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* Footer */
.footer {
    padding: 2rem 0;
    text-align: center;
    color: var(--text-secondary);
    border-top: 1px solid var(--glass-border);
    margin-top: 4rem;
}

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

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

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* Responsive Design */
@media (max-width: 992px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 3rem;
    }

    .hero-text-area {
        align-items: center;
    }

    .hero-actions {
        justify-content: center;
    }
    
    .glass-card {
        transform: none;
        max-width: 400px;
        margin: 0 auto;
    }
    
    .glass-card:hover {
        transform: translateY(-10px);
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none; /* simple mobile nav for now, can be expanded later */
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-actions {
        flex-direction: column;
        width: 100%;
    }
    
    .btn-lg {
        width: 100%;
    }
}