/* Modern Minimalist Design for Spotmate Waitlist */

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

:root {
    /* Primary Colors */
    --primary: #B4FF00;
    --primary-dark: #9ADB00;
    --primary-glow: rgba(180, 255, 0, 0.15);

    /* Backgrounds */
    --bg-primary: #0D0D0D;
    --bg-secondary: #171717;
    --bg-card: #1F1F1F;

    /* Text Colors */
    --text-primary: #FFFFFF;
    --text-secondary: #999999;
    --text-muted: #666666;

    /* Borders */
    --border-color: #2A2A2A;

    /* Status Colors */
    --success: #00D68F;
    --error: #FF4D4D;

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

    /* Radius */
    --radius-sm: 0.5rem;
    --radius-md: 1rem;
    --radius-lg: 1.5rem;
    --radius-full: 9999px;

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
}

/* Base Styles */
html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(13, 13, 13, 0.7);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    padding: var(--spacing-md) 0;
}

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

.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 700;
    font-size: 1.3rem;
    transition: opacity var(--transition-fast);
}

.nav-logo:hover {
    opacity: 0.8;
}

.nav-logo-img {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-sm);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.nav-link {
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 1rem;
    transition: color var(--transition-fast);
}

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

.nav-btn {
    text-decoration: none;
    padding: var(--spacing-sm) var(--spacing-lg);
    background: var(--primary);
    color: var(--bg-primary);
    border-radius: var(--radius-md);
    font-weight: 700;
    font-size: 0.95rem;
    transition: all var(--transition-fast);
    box-shadow: 0 2px 10px rgba(180, 255, 0, 0.2);
}

.nav-btn:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(180, 255, 0, 0.3);
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    z-index: 1001;
}

.hamburger-line {
    width: 25px;
    height: 2px;
    background: var(--primary);
    transition: all 0.3s ease;
    border-radius: 2px;
}

.mobile-menu-toggle.active .hamburger-line:nth-child(1) {
    transform: rotate(45deg) translate(7px, 7px);
}

.mobile-menu-toggle.active .hamburger-line:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle.active .hamburger-line:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* Mobile Navigation Styles */
@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: flex;
    }

    .nav-links {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        flex-direction: column;
        background: rgba(13, 13, 13, 0.98);
        backdrop-filter: blur(20px);
        padding: var(--spacing-lg) 0;
        gap: 0;
        border-bottom: 1px solid var(--border-color);
        max-height: 0;
        overflow: hidden;
        opacity: 0;
        transition: all 0.3s ease;
    }

    .nav-links.active {
        max-height: 400px;
        opacity: 1;
    }

    .nav-link,
    .nav-btn {
        width: 100%;
        text-align: center;
        padding: var(--spacing-md);
        border-bottom: 1px solid var(--border-color);
        font-size: 1rem;
    }

    .nav-btn {
        background: none;
        color: var(--primary);
        box-shadow: none;
        border-radius: 0;
    }

    .nav-btn:hover {
        background: rgba(180, 255, 0, 0.1);
        transform: none;
    }

    .nav-link:hover {
        background: rgba(180, 255, 0, 0.05);
    }

    .nav-link:last-child,
    .nav-btn:last-child {
        border-bottom: none;
    }
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    background: linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
    overflow: hidden;
    padding-top: 100px;
    padding-bottom: var(--spacing-lg);
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, var(--primary-glow) 0%, transparent 70%);
    animation: pulse 8s ease-in-out infinite;
    pointer-events: none;
}

@keyframes pulse {
    0%, 100% { opacity: 0.3; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.1); }
}

.hero-content {
    text-align: center;
    position: relative;
    z-index: 1;
    opacity: 0;
    animation: fadeInUp 0.8s ease forwards;
}

/* Logo - Circular Design */
.logo-container {
    margin-bottom: var(--spacing-lg);
    opacity: 0;
    animation: fadeInDown 0.6s ease 0.2s forwards;
}

.logo {
    width: 120px;
    height: 120px;
    border-radius: var(--radius-full);
    background: linear-gradient(135deg, var(--bg-card) 0%, var(--bg-secondary) 100%);
    padding: 1.2rem;
    box-shadow:
        0 0 0 4px var(--bg-primary),
        0 0 0 6px var(--border-color),
        0 20px 60px rgba(0, 0, 0, 0.4),
        0 0 80px var(--primary-glow);
    transition: transform var(--transition-base);
}

.logo:hover {
    transform: scale(1.05) rotate(5deg);
}

/* Typography */
.hero-title {
    font-size: clamp(2.5rem, 5vw, 3.8rem);
    font-weight: 800;
    margin-bottom: var(--spacing-sm);
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--text-secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.02em;
    line-height: 1.1;
    opacity: 0;
    animation: heroTitleReveal 1s cubic-bezier(0.22, 1, 0.36, 1) 0.4s forwards;
    transform-origin: center;
}

.hero-subtitle {
    font-size: clamp(1.1rem, 2.5vw, 1.5rem);
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto var(--spacing-md);
    font-weight: 400;
    line-height: 1.6;
    opacity: 0;
    animation: fadeInUp 0.6s ease 0.6s forwards;
}

/* Counter */
.counter-container {
    opacity: 0;
    animation: fadeInUp 0.6s ease 0.8s forwards;
    margin-bottom: var(--spacing-lg);
}

.counter {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    background: var(--bg-card);
    padding: var(--spacing-lg) var(--spacing-xl);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    transition: all var(--transition-base);
}

.counter:hover {
    transform: translateY(-5px);
    box-shadow:
        0 20px 60px rgba(0, 0, 0, 0.4),
        0 0 40px var(--primary-glow);
}

.counter-number {
    font-size: 3.5rem;
    font-weight: 800;
    color: var(--primary);
    line-height: 1;
    font-variant-numeric: tabular-nums;
}

.counter-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-top: var(--spacing-xs);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-weight: 500;
}

/* Scroll Arrow */
.scroll-arrow {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: all var(--transition-base);
    opacity: 0;
    animation: fadeInUp 0.6s ease 1s forwards;
}

.scroll-arrow:hover {
    color: var(--primary);
    transform: translateY(5px);
}

.scroll-arrow svg {
    animation: bounce 2s ease-in-out infinite;
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(10px); }
}

/* App Preview Section */
.app-preview {
    padding: var(--spacing-lg) 0 var(--spacing-xl);
    background: var(--bg-secondary);
    position: relative;
    overflow: hidden;
}

.app-preview::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, var(--primary-glow) 0%, transparent 70%);
    pointer-events: none;
}

.section-subtitle {
    text-align: center;
    color: var(--text-secondary);
    font-size: clamp(1rem, 2vw, 1.2rem);
    margin-top: calc(var(--spacing-sm) * -1);
    margin-bottom: var(--spacing-md);
}

.phone-mockup {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    z-index: 1;
}

.phone-frame {
    width: 300px;
    background: var(--bg-card);
    border-radius: 32px;
    padding: 10px;
    box-shadow:
        0 0 0 6px var(--bg-primary),
        0 0 0 8px var(--border-color),
        0 20px 50px rgba(0, 0, 0, 0.4),
        0 0 60px var(--primary-glow);
    transition: transform var(--transition-base);
}

.phone-frame:hover {
    transform: scale(1.05) translateY(-5px);
}

.phone-screen {
    width: 100%;
    height: auto;
    border-radius: 26px;
    display: block;
    object-fit: contain;
}

/* City Progress Section */
.city-progress {
    padding: var(--spacing-xl) 0;
    background: var(--bg-primary);
    border-top: 1px solid var(--border-color);
}

.progress-checker {
    max-width: 700px;
    margin: 0 auto var(--spacing-lg);
    background: var(--bg-card);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
}

.checker-header {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.checker-header label {
    font-weight: 600;
    font-size: 1rem;
    color: var(--text-primary);
}

.checker-header .select-wrapper::after {
    content: '▼';
    position: absolute;
    right: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    pointer-events: none;
    font-size: 0.7rem;
}

.city-search-select {
    width: 100%;
    padding: 1rem;
    background: var(--bg-secondary);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 1rem;
    cursor: pointer;
    transition: all var(--transition-fast);
    appearance: none;
}

.city-search-select:focus {
    border-color: var(--primary);
    outline: none;
    box-shadow: 0 0 0 4px var(--primary-glow);
}

.city-progress-display {
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
    animation: fadeInUp 0.4s ease;
}

.progress-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-md);
}

.progress-header h3 {
    font-size: 1.8rem;
    color: var(--text-primary);
    font-weight: 700;
}

.progress-stats {
    display: flex;
    align-items: baseline;
    gap: 0.3rem;
}

.current-count {
    font-size: 2rem;
    font-weight: 800;
    color: var(--primary);
    font-variant-numeric: tabular-nums;
}

.divider {
    font-size: 1.2rem;
    color: var(--text-muted);
}

.target-count {
    font-size: 1.2rem;
    color: var(--text-secondary);
    font-weight: 600;
}

.progress-bar-container {
    background: var(--bg-secondary);
    border-radius: var(--radius-full);
    height: 40px;
    overflow: hidden;
    margin-bottom: var(--spacing-md);
    border: 2px solid var(--border-color);
}

.progress-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--primary) 0%, #9ADB00 100%);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: flex-end;
    padding-right: var(--spacing-md);
    transition: width 0.8s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    min-width: 60px;
    box-shadow: 0 0 20px var(--primary-glow);
}

.progress-percentage {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--bg-primary);
}

.progress-message {
    text-align: center;
    color: var(--text-secondary);
    font-size: 1rem;
    margin: 0;
}

.progress-message.close {
    color: var(--primary);
    font-weight: 600;
    font-size: 1.1rem;
}

/* Leaderboard */
.leaderboard {
    max-width: 700px;
    margin: 0 auto var(--spacing-lg);
    background: var(--bg-card);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
}

.leaderboard-title {
    font-size: 1.4rem;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
    text-align: center;
    font-weight: 700;
}

.leaderboard-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.leaderboard-loading {
    text-align: center;
    color: var(--text-muted);
    padding: var(--spacing-lg);
}

.leaderboard-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    border: 2px solid var(--border-color);
    transition: all var(--transition-base);
}

.leaderboard-item:hover {
    transform: translateX(5px);
    border-color: var(--primary);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.2);
}

.leaderboard-item.rank-1 {
    border-color: rgba(255, 215, 0, 0.3);
    background: linear-gradient(135deg, var(--bg-secondary) 0%, rgba(255, 215, 0, 0.05) 100%);
}

.leaderboard-item.rank-2 {
    border-color: rgba(192, 192, 192, 0.3);
    background: linear-gradient(135deg, var(--bg-secondary) 0%, rgba(192, 192, 192, 0.05) 100%);
}

.leaderboard-item.rank-3 {
    border-color: rgba(205, 127, 50, 0.3);
    background: linear-gradient(135deg, var(--bg-secondary) 0%, rgba(205, 127, 50, 0.05) 100%);
}

.rank-badge {
    font-size: 2rem;
    flex-shrink: 0;
    width: 50px;
    text-align: center;
}

.city-info {
    flex: 1;
}

.city-name {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.2rem;
}

.city-country {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.signup-count {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary);
    font-variant-numeric: tabular-nums;
}

.progress-cta {
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
    padding: var(--spacing-md);
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
}

.progress-cta p {
    color: var(--text-primary);
    font-size: 1rem;
    font-weight: 500;
    margin: 0;
}

/* Waitlist Section */
.waitlist-section {
    padding: var(--spacing-xxl) 0;
    background: var(--bg-secondary);
}

.form-card {
    max-width: 700px;
    width: 100%;
    margin: 0 auto;
    background: var(--bg-card);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    opacity: 0;
    animation: fadeInUp 0.6s ease 1s forwards;
    box-sizing: border-box;
    overflow: hidden;
}

.form-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.form-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.form-description {
    color: var(--text-secondary);
    font-size: 1.1rem;
}

/* Form Styles */
.waitlist-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
    width: 100%;
}

.form-group label {
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.optional-badge {
    display: inline-block;
    font-size: 0.7rem;
    color: var(--text-muted);
    background: var(--bg-secondary);
    padding: 0.2rem 0.5rem;
    border-radius: var(--radius-sm);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.form-group input,
.form-group select {
    padding: 1rem;
    background: var(--bg-secondary);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 1rem;
    font-family: inherit;
    transition: all var(--transition-fast);
    outline: none;
    width: 100%;
    box-sizing: border-box;
}

.form-group input:focus,
.form-group select:focus {
    border-color: var(--primary);
    background: var(--bg-primary);
    box-shadow: 0 0 0 4px var(--primary-glow);
}

.form-group input::placeholder {
    color: var(--text-muted);
}

.select-wrapper {
    position: relative;
    width: 100%;
}

.select-wrapper::after {
    content: '▼';
    position: absolute;
    right: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    pointer-events: none;
    font-size: 0.7rem;
}

.form-group select {
    appearance: none;
    cursor: pointer;
}

.form-group select:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Phone Input */
.phone-input-wrapper {
    display: flex;
    gap: var(--spacing-sm);
    width: 100%;
}

.country-code-select {
    flex: 0 0 110px;
    padding: 1rem;
    background: var(--bg-secondary);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 1rem;
    cursor: pointer;
    transition: all var(--transition-fast);
    appearance: none;
    box-sizing: border-box;
}

.country-code-select:focus {
    border-color: var(--primary);
    background: var(--bg-primary);
    box-shadow: 0 0 0 4px var(--primary-glow);
    outline: none;
}

.phone-input {
    flex: 1;
    min-width: 0;
}

.form-hint {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-top: -0.25rem;
}

/* Submit Button */
.submit-btn {
    padding: 1.2rem 2rem;
    background: var(--primary);
    color: var(--bg-primary);
    border: none;
    border-radius: var(--radius-md);
    font-size: 1.1rem;
    font-weight: 700;
    cursor: pointer;
    transition: all var(--transition-base);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
    box-shadow: 0 4px 20px rgba(180, 255, 0, 0.3);
}

.submit-btn:hover:not(:disabled) {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 6px 30px rgba(180, 255, 0, 0.4);
}

.submit-btn:active:not(:disabled) {
    transform: translateY(0);
}

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

/* Loading Spinner */
.spinner {
    animation: rotate 1s linear infinite;
    width: 24px;
    height: 24px;
}

.spinner .path {
    stroke: var(--bg-primary);
    stroke-linecap: round;
    animation: dash 1.5s ease-in-out infinite;
}

@keyframes rotate {
    100% { transform: rotate(360deg); }
}

@keyframes dash {
    0% {
        stroke-dasharray: 1, 150;
        stroke-dashoffset: 0;
    }
    50% {
        stroke-dasharray: 90, 150;
        stroke-dashoffset: -35;
    }
    100% {
        stroke-dasharray: 90, 150;
        stroke-dashoffset: -124;
    }
}

/* Success Message */
.success-message {
    text-align: center;
    padding: var(--spacing-xl);
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    border: 2px solid var(--border-color);
    animation: fadeIn var(--transition-base);
    position: relative;
    overflow: hidden;
}

.success-message::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary) 0%, transparent 100%);
}

.success-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-md);
    background: var(--bg-card);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    color: var(--primary);
    border: 2px solid var(--border-color);
    box-shadow: 0 0 30px var(--primary-glow);
    animation: scaleIn 0.5s ease;
}

@keyframes scaleIn {
    0% { transform: scale(0); }
    50% { transform: scale(1.2); }
    100% { transform: scale(1); }
}

.success-message h3 {
    color: var(--text-primary);
    font-size: 1.8rem;
    margin-bottom: var(--spacing-sm);
}

.success-message p {
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-bottom: var(--spacing-sm);
}

.city-count {
    color: var(--primary) !important;
    font-weight: 600;
    font-size: 1.2rem !important;
}

/* Error Message */
.error-message {
    padding: var(--spacing-md);
    background: rgba(255, 77, 77, 0.1);
    border: 2px solid var(--error);
    border-radius: var(--radius-md);
    margin-top: var(--spacing-md);
    animation: shake 0.4s ease;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-10px); }
    75% { transform: translateX(10px); }
}

.error-message p {
    color: var(--error);
    font-size: 0.95rem;
    text-align: center;
}

/* Features Section */
.features {
    padding: var(--spacing-xxl) 0;
    background: var(--bg-primary);
}

.section-title {
    font-size: clamp(2rem, 4vw, 2.8rem);
    font-weight: 700;
    text-align: center;
    margin-bottom: var(--spacing-lg);
    color: var(--text-primary);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-xl);
    margin-top: var(--spacing-xl);
    justify-items: center;
}

.swipe-hint {
    display: none;
}

@media (max-width: 768px) {
    .features {
        min-height: 100vh;
        display: flex;
        align-items: center;
        justify-content: center;
        padding: var(--spacing-xl) 0;
    }

    .features .container {
        width: 100%;
    }

    .features .section-title {
        margin-bottom: var(--spacing-md);
    }

    .swipe-hint {
        display: block;
        text-align: center;
        color: var(--text-muted);
        font-size: 0.9rem;
        margin-top: var(--spacing-xs);
        margin-bottom: var(--spacing-lg);
        font-weight: 500;
    }

    .features-grid {
        display: flex;
        overflow-x: auto;
        scroll-snap-type: x mandatory;
        gap: var(--spacing-lg);
        padding: var(--spacing-md) 0;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
    }

    .features-grid::-webkit-scrollbar {
        display: none;
    }

    .phone-mockup-small {
        flex: 0 0 320px;
        scroll-snap-align: center;
    }
}

.phone-mockup-small {
    display: flex;
    justify-content: center;
    align-items: center;
}

.phone-frame-small {
    width: 260px;
    background: var(--bg-card);
    border-radius: 32px;
    padding: 10px;
    box-shadow:
        0 0 0 6px var(--bg-primary),
        0 0 0 8px var(--border-color),
        0 20px 50px rgba(0, 0, 0, 0.4),
        0 0 60px var(--primary-glow);
    transition: transform var(--transition-base);
}

.phone-frame-small:hover {
    transform: scale(1.05) translateY(-10px);
}

.phone-frame-small .phone-screen {
    width: 100%;
    height: auto;
}

/* ==========================================
   How It Works Section
   ========================================== */

.how-it-works-section {
    padding: var(--spacing-xxl) 0;
    background: var(--bg-primary);
    position: relative;
}

.section-subtitle {
    text-align: center;
    color: var(--text-secondary);
    font-size: clamp(1rem, 2vw, 1.2rem);
    margin-bottom: var(--spacing-xl);
}

.how-steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--spacing-xl);
}

.how-step-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.how-step-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--primary), transparent);
    transform: scaleX(0);
    transition: transform 0.4s ease;
    transform-origin: left;
}

.how-step-card:hover {
    transform: translateY(-8px);
    border-color: var(--primary);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4),
                0 0 0 1px rgba(180, 255, 0, 0.1);
}

.how-step-card:hover::before {
    transform: scaleX(1);
}

.step-icon-wrapper {
    width: 80px;
    height: 80px;
    margin-bottom: var(--spacing-md);
    background: linear-gradient(135deg, rgba(180, 255, 0, 0.1) 0%, rgba(180, 255, 0, 0.05) 100%);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    transition: all 0.4s ease;
}

.how-step-card:hover .step-icon-wrapper {
    background: linear-gradient(135deg, rgba(180, 255, 0, 0.2) 0%, rgba(180, 255, 0, 0.1) 100%);
    transform: scale(1.05);
}

.step-icon {
    width: 40px;
    height: 40px;
    color: var(--primary);
    transition: all 0.3s ease;
}

.how-step-card:hover .step-icon {
    transform: scale(1.1);
    filter: drop-shadow(0 0 8px rgba(180, 255, 0, 0.5));
}

.step-number {
    position: absolute;
    top: -5px;
    right: -5px;
    width: 28px;
    height: 28px;
    background: var(--primary);
    color: var(--bg-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    font-weight: 700;
    box-shadow: 0 2px 8px rgba(180, 255, 0, 0.4);
}

.how-step-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
    transition: color 0.3s ease;
}

.how-step-card:hover h3 {
    color: var(--primary);
}

.how-step-card > p {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: var(--spacing-md);
    font-size: 1rem;
}

.step-example {
    background: rgba(180, 255, 0, 0.05);
    border-left: 3px solid var(--primary);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-sm);
    margin-top: var(--spacing-md);
}

.example-label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--primary);
    display: block;
    margin-bottom: 0.25rem;
}

.example-text {
    font-size: 0.95rem;
    color: var(--text-secondary);
    font-style: italic;
}

/* Mobile Responsive for How It Works */
@media (max-width: 768px) {
    .how-steps-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .how-step-card {
        padding: var(--spacing-lg);
    }

    .step-icon-wrapper {
        width: 70px;
        height: 70px;
    }

    .step-icon {
        width: 35px;
        height: 35px;
    }

    .how-step-card h3 {
        font-size: 1.3rem;
    }

    .how-step-card > p {
        font-size: 0.95rem;
    }
}

@media (max-width: 480px) {
    .how-step-card {
        padding: var(--spacing-md);
    }

    .step-icon-wrapper {
        width: 60px;
        height: 60px;
    }

    .step-icon {
        width: 30px;
        height: 30px;
    }

    .how-step-card h3 {
        font-size: 1.2rem;
    }

    .how-step-card > p {
        font-size: 0.9rem;
    }

    .step-example {
        padding: var(--spacing-xs) var(--spacing-sm);
    }

    .example-label {
        font-size: 0.8rem;
    }

    .example-text {
        font-size: 0.85rem;
    }
}

/* Activities Section */
.activities {
    padding: var(--spacing-xxl) 0;
    background: var(--bg-secondary);
}

.activity-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    justify-content: center;
    max-width: 900px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.activity-tag {
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    font-size: 1rem;
    color: var(--text-primary);
    transition: all var(--transition-fast);
    cursor: default;
}

.activity-tag:hover {
    background: var(--bg-primary);
    border-color: var(--primary);
    transform: translateY(-2px);
    box-shadow: 0 4px 20px var(--primary-glow);
}

/* City Unlock Section */
.city-unlock {
    padding: var(--spacing-xxl) 0;
    background: var(--bg-primary);
    overflow: hidden;
}

.unlock-card {
    max-width: 700px;
    width: 100%;
    margin: 0 auto;
    text-align: center;
    background: var(--bg-card);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    box-sizing: border-box;
}

.unlock-card p {
    color: var(--text-secondary);
    font-size: clamp(1rem, 2vw, 1.15rem);
    margin-bottom: var(--spacing-sm);
    line-height: 1.6;
}

.unlock-card strong {
    color: var(--text-primary);
    font-size: clamp(1.1rem, 2.5vw, 1.25rem);
}

.unlock-cta {
    color: var(--text-secondary) !important;
    font-weight: 500;
    margin-top: var(--spacing-md);
    font-size: clamp(0.95rem, 2vw, 1.05rem) !important;
}

/* Footer */
.footer {
    padding: var(--spacing-xl) 0;
    text-align: center;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
}

.footer p {
    color: var(--text-muted);
    margin-bottom: var(--spacing-xs);
    font-size: 0.95rem;
}

.footer-tagline {
    color: var(--text-secondary) !important;
    font-size: 1.1rem !important;
    font-weight: 500;
    margin-bottom: var(--spacing-md) !important;
}

.footer-contact {
    margin-bottom: var(--spacing-sm) !important;
}

.footer-contact a {
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
    transition: opacity var(--transition-fast);
}

.footer-contact a:hover {
    opacity: 0.8;
    text-decoration: underline;
}

.footer-copyright {
    font-size: 0.85rem !important;
}

/* Animations */
@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@keyframes heroTitleReveal {
    0% {
        opacity: 0;
        transform: translateY(30px) scale(0.95);
    }
    100% {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* Responsive Design */
@media (max-width: 1024px) {
    .features:not(.activities) .features-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
}

@media (max-width: 768px) {
    .navbar {
        padding: var(--spacing-sm) 0;
    }

    .nav-logo {
        font-size: 1rem;
    }

    .nav-logo-img {
        width: 30px;
        height: 30px;
    }

    .nav-logo span {
        display: none;
    }

    .nav-links {
        gap: 0.6rem;
    }

    .nav-link {
        font-size: 0.8rem;
    }

    .nav-btn {
        padding: 8px 12px;
        font-size: 0.8rem;
    }

    .hero {
        min-height: 100vh;
        padding-top: 100px;
        padding-bottom: var(--spacing-xl);
    }

    .logo-container {
        margin-bottom: var(--spacing-lg);
    }

    .logo {
        width: 80px;
        height: 80px;
        padding: 0.8rem;
    }

    .hero-title {
        font-size: 2.5rem;
        line-height: 1.2;
        margin-bottom: var(--spacing-lg);
    }

    .hero-subtitle {
        font-size: 1rem;
        line-height: 1.5;
        margin-bottom: var(--spacing-lg);
    }

    .counter-number {
        font-size: 2.5rem;
    }

    .phone-frame {
        width: 260px;
    }

    .form-card {
        padding: var(--spacing-lg);
        margin: 0 var(--spacing-sm);
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .phone-frame-small {
        width: 280px;
    }

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

    .section-subtitle {
        font-size: 1rem;
        margin-bottom: var(--spacing-sm);
    }

    .app-preview {
        padding: var(--spacing-md) 0 var(--spacing-lg);
    }
}

@media (max-width: 480px) {
    :root {
        --spacing-xl: 2rem;
        --spacing-xxl: 3rem;
    }

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

    .hero-subtitle {
        font-size: 0.95rem;
        margin-bottom: var(--spacing-lg);
    }

    .nav-links {
        gap: 0.4rem;
    }

    .nav-link {
        font-size: 0.75rem;
    }

    .nav-btn {
        padding: 6px 10px;
        font-size: 0.75rem;
    }

    .phone-mockup-small {
        flex: 0 0 280px;
    }

    .form-card {
        padding: var(--spacing-md);
        margin: 0 var(--spacing-xs);
    }

    .phone-frame {
        width: 240px;
    }

    .phone-frame-small {
        width: 260px;
    }

    .form-row {
        gap: var(--spacing-sm);
    }

    .activity-tag {
        font-size: 0.9rem;
        padding: 8px 12px;
    }

    .progress-checker,
    .leaderboard,
    .progress-cta {
        margin-left: var(--spacing-md);
        margin-right: var(--spacing-md);
        padding: var(--spacing-lg);
    }

    .progress-header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-sm);
    }

    .progress-header h3 {
        font-size: 1.5rem;
    }

    .current-count {
        font-size: 1.8rem;
    }

    .leaderboard-item {
        padding: var(--spacing-sm);
    }

    .rank-badge {
        font-size: 1.5rem;
        width: 40px;
    }

    .city-name {
        font-size: 1rem;
    }

    .signup-count {
        font-size: 1.3rem;
    }

    .progress-cta p {
        font-size: 1rem;
    }

    .checker-header label {
        font-size: 1rem;
    }

    .progress-bar {
        padding-right: var(--spacing-sm);
    }

    .progress-percentage {
        font-size: 0.8rem;
    }

    .progress-message {
        font-size: 0.95rem;
    }
}

/* ==========================================
   FAQ Section Styles - Enhanced
   ========================================== */

.faq-section {
    padding: var(--spacing-xxl) 0;
    background: linear-gradient(180deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
    position: relative;
    overflow: hidden;
}

.faq-section::before {
    content: '';
    position: absolute;
    top: -200px;
    left: 50%;
    transform: translateX(-50%);
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(180, 255, 0, 0.03) 0%, transparent 70%);
    pointer-events: none;
}

.faq-section .section-title {
    position: relative;
    z-index: 1;
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--primary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.faq-section .section-subtitle {
    position: relative;
    z-index: 1;
}

.faq-container {
    max-width: 900px;
    margin: 0 auto;
    margin-top: var(--spacing-xl);
    position: relative;
    z-index: 1;
}

.faq-category {
    margin-bottom: var(--spacing-xl);
    opacity: 0;
    animation: fadeInUp 0.6s ease forwards;
}

.faq-category:nth-child(1) { animation-delay: 0.1s; }
.faq-category:nth-child(2) { animation-delay: 0.2s; }
.faq-category:nth-child(3) { animation-delay: 0.3s; }

.faq-category:last-child {
    margin-bottom: 0;
}

.faq-category-title {
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-sm);
    border-bottom: 2px solid transparent;
    background: linear-gradient(90deg, var(--primary) 0%, transparent 100%) bottom left / 100% 2px no-repeat;
    position: relative;
    display: inline-block;
}

.faq-category-title::before {
    content: '';
    position: absolute;
    left: 0;
    bottom: -2px;
    width: 0;
    height: 2px;
    background: var(--primary);
    animation: expandLine 0.8s ease forwards;
    animation-delay: 0.3s;
}

@keyframes expandLine {
    to {
        width: 200px;
    }
}

.faq-item {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
    overflow: hidden;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
}

.faq-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    width: 3px;
    height: 100%;
    background: var(--primary);
    transform: scaleY(0);
    transition: transform 0.3s ease;
    transform-origin: top;
}

.faq-item:hover::before {
    transform: scaleY(1);
}

.faq-item:hover {
    border-color: rgba(180, 255, 0, 0.4);
    transform: translateX(5px);
    box-shadow: -5px 5px 20px rgba(0, 0, 0, 0.3);
}

.faq-item.active {
    border-color: var(--primary);
    box-shadow: 0 8px 30px rgba(180, 255, 0, 0.15);
}

.faq-item.active::before {
    transform: scaleY(1);
}

.faq-question {
    width: 100%;
    background: none;
    border: none;
    padding: var(--spacing-md) var(--spacing-md) var(--spacing-md) calc(var(--spacing-md) + 8px);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-md);
    cursor: pointer;
    text-align: left;
    color: var(--text-primary);
    font-size: 1.15rem;
    font-weight: 600;
    transition: all 0.3s ease;
    position: relative;
}

.faq-question:hover {
    background: linear-gradient(90deg, rgba(180, 255, 0, 0.08) 0%, transparent 100%);
    padding-left: calc(var(--spacing-md) + 12px);
}

.faq-item.active .faq-question {
    color: var(--primary);
}

.faq-question span {
    flex: 1;
}

.faq-icon {
    flex-shrink: 0;
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    color: var(--primary);
    filter: drop-shadow(0 0 4px rgba(180, 255, 0, 0.3));
}

.faq-item.active .faq-icon {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.5s cubic-bezier(0.4, 0, 0.2, 1),
                padding 0.5s cubic-bezier(0.4, 0, 0.2, 1),
                opacity 0.3s ease;
    padding: 0 var(--spacing-md) 0 calc(var(--spacing-md) + 8px);
    color: var(--text-secondary);
    line-height: 1.8;
    opacity: 0;
}

.faq-item.active .faq-answer {
    max-height: 2000px;
    padding: 0 var(--spacing-md) var(--spacing-lg) calc(var(--spacing-md) + 8px);
    opacity: 1;
}

.faq-answer p {
    margin-bottom: var(--spacing-md);
    animation: fadeIn 0.4s ease forwards;
}

.faq-answer p:last-child {
    margin-bottom: 0;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-5px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.faq-answer strong {
    color: var(--text-primary);
    font-weight: 600;
}

.faq-answer ul {
    margin: var(--spacing-sm) 0;
    padding-left: var(--spacing-lg);
}

.faq-answer li {
    margin-bottom: var(--spacing-sm);
    padding-left: var(--spacing-xs);
    position: relative;
}

.faq-answer li::marker {
    color: var(--primary);
}

.faq-answer li strong {
    color: var(--primary);
    font-weight: 700;
}

.faq-answer a {
    color: var(--primary);
    text-decoration: none;
    transition: all 0.3s ease;
    position: relative;
    font-weight: 600;
}

.faq-answer a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary), transparent);
    transition: width 0.3s ease;
}

.faq-answer a:hover {
    color: var(--primary-dark);
}

.faq-answer a:hover::after {
    width: 100%;
}

/* FAQ Mobile Styles */
@media (max-width: 768px) {
    .faq-section {
        padding: var(--spacing-xl) 0;
    }

    .faq-container {
        padding: 0 var(--spacing-md);
    }

    .faq-category-title {
        font-size: 1.4rem;
    }

    .faq-question {
        font-size: 1rem;
        padding: var(--spacing-sm) var(--spacing-sm) var(--spacing-sm) calc(var(--spacing-sm) + 8px);
    }

    .faq-question:hover {
        padding-left: calc(var(--spacing-sm) + 10px);
    }

    .faq-answer {
        font-size: 0.95rem;
        padding: 0 var(--spacing-sm) 0 calc(var(--spacing-sm) + 8px);
    }

    .faq-item.active .faq-answer {
        padding: 0 var(--spacing-sm) var(--spacing-md) calc(var(--spacing-sm) + 8px);
    }

    .faq-icon {
        width: 20px;
        height: 20px;
    }

    .faq-item:hover {
        transform: translateX(3px);
    }
}

@media (max-width: 480px) {
    .faq-category-title {
        font-size: 1.2rem;
    }

    .faq-question {
        font-size: 0.95rem;
    }

    .faq-answer {
        font-size: 0.9rem;
    }
}