/* ============================================
   DESIGN SYSTEM & CSS VARIABLES
   ============================================ */
:root {
    /* Color Palette */
    --primary: #FF6B9D;
    --primary-dark: #C44569;
    --primary-light: #FFC1CC;
    --secondary: #6C5CE7;
    --accent: #FDA7DF;

    /* Neutrals */
    --dark-900: #0F0F23;
    --dark-800: #1A1A2E;
    --dark-700: #16213E;
    --dark-600: #1E293B;
    --gray-500: #64748B;
    --gray-400: #94A3B8;
    --gray-300: #CBD5E1;
    --white: #FFFFFF;

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #FF6B9D 0%, #C44569 100%);
    --gradient-secondary: linear-gradient(135deg, #6C5CE7 0%, #A29BFE 100%);
    --gradient-bg: linear-gradient(180deg, #0F0F23 0%, #1A1A2E 100%);

    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2rem;
    --space-xl: 3rem;
    --space-2xl: 4rem;

    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

    /* Border Radius */
    --radius-sm: 0.5rem;
    --radius-md: 1rem;
    --radius-lg: 1.5rem;
    --radius-xl: 2rem;

    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.2);
    --shadow-glow: 0 0 40px rgba(255, 107, 157, 0.3);

    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 400ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* ============================================
   RESET & BASE STYLES
   ============================================ */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

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

/* Animated Background */
body::before {
    content: '';
    position: fixed;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 107, 157, 0.1) 0%, transparent 50%);
    animation: floatBg 20s ease-in-out infinite;
    pointer-events: none;
    z-index: 0;
}

@keyframes floatBg {

    0%,
    100% {
        transform: translate(0, 0) rotate(0deg);
    }

    33% {
        transform: translate(5%, 5%) rotate(120deg);
    }

    66% {
        transform: translate(-5%, 5%) rotate(240deg);
    }
}

/* ============================================
   LAYOUT
   ============================================ */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--space-lg);
    position: relative;
    z-index: 1;
}

/* ============================================
   HEADER
   ============================================ */
.header {
    padding: var(--space-lg) 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--white);
}

.logo svg {
    filter: drop-shadow(0 0 10px rgba(255, 107, 157, 0.5));
    animation: pulse 3s ease-in-out infinite;
}

@keyframes pulse {

    0%,
    100% {
        transform: scale(1);
    }

    50% {
        transform: scale(1.05);
    }
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
    text-align: center;
    padding: var(--space-2xl) 0;
    max-width: 800px;
    margin: 0 auto;
}

.hero-badge {
    display: inline-block;
    padding: var(--space-xs) var(--space-md);
    background: rgba(255, 107, 157, 0.1);
    border: 1px solid rgba(255, 107, 157, 0.3);
    border-radius: 999px;
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: var(--space-lg);
    backdrop-filter: blur(10px);
    animation: fadeInDown 0.6s ease-out;
}

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

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--space-md);
    animation: fadeInUp 0.6s ease-out 0.1s both;
}

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

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--gray-300);
    margin-bottom: var(--space-xl);
    font-weight: 400;
    animation: fadeInUp 0.6s ease-out 0.2s both;
}

/* ============================================
   MATCH FORM
   ============================================ */
.match-form {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
    box-shadow: var(--shadow-lg);
    animation: fadeInUp 0.6s ease-out 0.3s both;
}

.input-group {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: var(--space-md);
    align-items: end;
    margin-bottom: var(--space-lg);
}

.input-wrapper {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.input-wrapper label {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--gray-300);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.input-wrapper input {
    width: 100%;
    padding: 1rem 1.25rem;
    background: rgba(255, 255, 255, 0.08);
    border: 2px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    color: var(--white);
    font-size: 1.125rem;
    font-weight: 500;
    font-family: var(--font-family);
    transition: all var(--transition-base);
}

.input-wrapper input::placeholder {
    color: var(--gray-500);
}

.input-wrapper input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(255, 107, 157, 0.1);
    background: rgba(255, 255, 255, 0.1);
}

.input-wrapper input:invalid:not(:placeholder-shown) {
    border-color: #EF4444;
}

.heart-divider {
    display: flex;
    align-items: center;
    justify-content: center;
    padding-bottom: 1rem;
    animation: heartbeat 2s ease-in-out infinite;
}

@keyframes heartbeat {

    0%,
    100% {
        transform: scale(1);
    }

    10%,
    30% {
        transform: scale(1.1);
    }

    20%,
    40% {
        transform: scale(0.9);
    }
}

/* Checkbox */
.checkbox-group {
    margin-bottom: var(--space-lg);
}

.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: var(--space-sm);
    cursor: pointer;
    user-select: none;
}

.checkbox-label input[type="checkbox"] {
    position: absolute;
    opacity: 0;
}

.checkmark {
    display: block;
    width: 24px;
    height: 24px;
    min-width: 24px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: var(--radius-sm);
    background: rgba(255, 255, 255, 0.05);
    position: relative;
    transition: all var(--transition-base);
}

.checkbox-label input[type="checkbox"]:checked~.checkmark {
    background: var(--gradient-primary);
    border-color: var(--primary);
}

.checkbox-label input[type="checkbox"]:checked~.checkmark::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: var(--white);
    font-weight: 700;
    font-size: 14px;
}

.checkbox-text {
    font-size: 0.9375rem;
    color: var(--gray-300);
    line-height: 1.5;
}

.checkbox-text a {
    color: var(--primary-light);
    text-decoration: underline;
    transition: color var(--transition-fast);
}

.checkbox-text a:hover {
    color: var(--primary);
}

/* Button */
.btn-primary {
    width: 100%;
    padding: 1.25rem 2rem;
    background: var(--gradient-primary);
    border: none;
    border-radius: var(--radius-md);
    color: var(--white);
    font-size: 1.125rem;
    font-weight: 700;
    font-family: var(--font-family);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    transition: all var(--transition-base);
    box-shadow: 0 4px 20px rgba(255, 107, 157, 0.4);
    position: relative;
    overflow: hidden;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left var(--transition-slow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(255, 107, 157, 0.5);
}

.btn-primary:hover::before {
    left: 100%;
}

.btn-primary:active {
    transform: translateY(0);
}

.btn-primary:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

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

.btn-primary:hover .btn-icon {
    transform: translateX(4px);
}

/* ============================================
   PRICING SECTION
   ============================================ */
.pricing-section {
    padding: var(--space-2xl) 0;
    text-align: center;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: var(--space-md);
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--gray-300);
    margin-bottom: var(--space-xl);
}

.pricing-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
    margin-top: var(--space-xl);
}

.pricing-card {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(20px);
    border: 2px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
    transition: all var(--transition-base);
    position: relative;
    text-align: left;
}

/* Horizontal card for free plan */
.pricing-card.horizontal {
    grid-column: 1 / -1;
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: var(--space-xl);
    padding: var(--space-md) var(--space-lg);
}

.pricing-card.horizontal .plan-content {
    flex: 1;
    display: flex;
    align-items: center;
    gap: var(--space-xl);
}

.pricing-card.horizontal .plan-header {
    min-width: 250px;
}

.pricing-card.horizontal .plan-description {
    font-size: 0.875rem;
    margin-bottom: var(--space-xs);
}

.pricing-card.horizontal .plan-price {
    margin-bottom: 0;
}

.pricing-card.horizontal .plan-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-sm) var(--space-lg);
    flex: 1;
}

.pricing-card:hover {
    transform: translateY(-8px);
    border-color: var(--primary);
    box-shadow: 0 20px 40px rgba(255, 107, 157, 0.2);
}

.pricing-card.horizontal:hover {
    transform: translateY(-4px);
}

.pricing-card.featured {
    border-color: var(--primary);
    box-shadow: 0 0 60px rgba(255, 107, 157, 0.3);
    transform: scale(1.05);
}

.pricing-card.featured:hover {
    transform: scale(1.08) translateY(-8px);
}

.plan-badge {
    display: inline-block;
    padding: var(--space-xs) var(--space-md);
    background: rgba(255, 255, 255, 0.1);
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--space-md);
}

.plan-badge.popular {
    background: var(--gradient-primary);
}

.plan-badge.premium {
    background: var(--gradient-secondary);
}

.plan-name {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: var(--space-sm);
}

.plan-price {
    margin-bottom: var(--space-md);
}

.price {
    font-size: 3rem;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.plan-description {
    color: var(--gray-300);
    margin-bottom: var(--space-lg);
    line-height: 1.6;
}

.plan-features {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.plan-features li {
    font-size: 0.9375rem;
    color: var(--gray-300);
    display: flex;
    align-items: flex-start;
    gap: var(--space-xs);
}

.plan-features li strong {
    color: var(--white);
    font-weight: 600;
}

/* ============================================
   FAQ SECTION
   ============================================ */
.faq-section {
    padding: var(--space-2xl) 0;
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-lg);
    margin-bottom: var(--space-xl);
}

.faq-item {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    transition: all var(--transition-base);
}

.faq-item:hover {
    border-color: var(--primary);
    transform: translateY(-4px);
}

.faq-item h3 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: var(--space-sm);
    color: var(--white);
}

.faq-item p {
    color: var(--gray-300);
    line-height: 1.6;
}

.disclaimer {
    background: rgba(253, 224, 71, 0.1);
    border: 2px solid rgba(253, 224, 71, 0.3);
    border-radius: var(--radius-md);
    padding: var(--space-lg);
    text-align: center;
    color: var(--gray-300);
    line-height: 1.6;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    padding: var(--space-xl) 0;
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    margin-top: var(--space-2xl);
}

.footer p {
    color: var(--gray-400);
    margin-bottom: var(--space-sm);
}

.footer-links {
    display: flex;
    gap: var(--space-lg);
    justify-content: center;
}

.footer-links a {
    color: var(--gray-400);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--primary);
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }

    .input-group {
        grid-template-columns: 1fr;
    }

    .heart-divider {
        display: none;
    }

    .pricing-grid {
        grid-template-columns: 1fr;
    }

    /* Revert horizontal card to vertical on mobile */
    .pricing-card.horizontal {
        flex-direction: column;
        align-items: stretch;
        padding: var(--space-xl);
    }

    .pricing-card.horizontal .plan-content {
        flex-direction: column;
        align-items: stretch;
    }

    .pricing-card.horizontal .plan-header {
        min-width: auto;
    }

    .pricing-card.horizontal .plan-features {
        grid-template-columns: 1fr;
    }

    .pricing-card.featured {
        transform: scale(1);
    }

    .section-title {
        font-size: 2rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: var(--space-md);
    }

    .hero-title {
        font-size: 2rem;
    }

    .match-form {
        padding: var(--space-lg);
    }
}