/* ============================================
   MyLastKey Website - Modern CSS Styles
   ============================================ */

/* CSS Variables */
:root {
    --primary: #3DD9C7;
    --primary-dark: #26A69A;
    --primary-light: #5EEBD9;
    --primary-bg: #E8FAF7;
    --secondary: #7C8CE0;
    --accent: #FFB347;
    --dark: #1E3A45;
    --dark-light: #2D5A6A;
    --text: #2D3748;
    --text-light: #718096;
    --text-muted: #A0AEC0;
    --white: #ffffff;
    --bg: #FAFCFC;
    --bg-warm: #FFFDF9;
    --border: #E2E8F0;
    --shadow: rgba(0, 0, 0, 0.08);
    --shadow-colored: rgba(61, 217, 199, 0.2);
    --gradient: linear-gradient(135deg, #3DD9C7 0%, #5EEBD9 50%, #7EEEE0 100%);
    --gradient-warm: linear-gradient(135deg, #3DD9C7 0%, #7C8CE0 100%);
    --gradient-dark: linear-gradient(135deg, #1E3A45 0%, #2D5A6A 50%, #1E3A45 100%);
    --gradient-hero: linear-gradient(135deg, #1E3A45 0%, #2D5A6A 40%, #3D6B7A 100%);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    color: var(--text);
    background: var(--white);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
}

h1 { font-size: clamp(2.5rem, 5vw, 3.5rem); }
h2 { font-size: clamp(2rem, 4vw, 2.75rem); }
h3 { font-size: 1.25rem; }

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 28px;
    border-radius: 14px;
    font-weight: 600;
    font-size: 1rem;
    text-decoration: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: var(--gradient);
    color: var(--white);
    box-shadow: 0 4px 20px var(--shadow-colored);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 35px rgba(61, 217, 199, 0.4);
}

.btn-outline {
    background: rgba(255, 255, 255, 0.1);
    color: var(--white);
    border: 2px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
}

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

.btn-lg {
    padding: 18px 36px;
    font-size: 1.1rem;
}

.btn-download {
    background: var(--white);
    color: var(--text);
    padding: 16px 32px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.btn-download:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
}

.btn-download i {
    font-size: 2rem;
    color: var(--secondary);
}

.btn-download .btn-text {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.btn-download .btn-small {
    font-size: 0.75rem;
    font-weight: 400;
    color: var(--text-light);
}

.btn-download .btn-large {
    font-size: 1.25rem;
    font-weight: 700;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    padding: 16px 0;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: var(--text);
    font-weight: 700;
    font-size: 1.5rem;
}

.logo img {
    width: 60px;
    height: auto;
}

.nav-links {
    display: flex;
    gap: 32px;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-light);
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--primary);
}

.nav-links a.nav-highlight {
    color: var(--primary);
    font-weight: 600;
    position: relative;
}

.nav-links a.nav-highlight::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--gradient);
    border-radius: 2px;
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.nav-links a.nav-highlight:hover::after,
.nav-links a.nav-highlight.active::after {
    transform: scaleX(1);
}

.nav-right {
    display: flex;
    align-items: center;
    gap: 20px;
}

.language-switcher {
    display: flex;
    align-items: center;
    position: relative;
}

.language-switcher::before {
    content: '\f0ac';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    position: absolute;
    left: 14px;
    color: var(--primary);
    font-size: 1rem;
    pointer-events: none;
    z-index: 1;
}

.lang-select {
    padding: 12px 40px 12px 42px;
    border: 2px solid var(--border);
    background: linear-gradient(to bottom, var(--white) 0%, var(--bg) 100%);
    border-radius: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    color: var(--text);
    font-family: inherit;
    font-size: 0.9rem;
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%233DD9C7' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    min-width: 160px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

.lang-select:hover {
    border-color: var(--primary);
    box-shadow: 0 4px 12px var(--shadow-colored);
    transform: translateY(-1px);
}

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

.lang-select option {
    padding: 12px;
    background: var(--white);
    color: var(--text);
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text);
    padding: 10px;
    margin: -10px;
    z-index: 1001;
    -webkit-tap-highlight-color: transparent;
}

/* Hide mobile language switcher on desktop */
.mobile-lang-wrapper {
    display: none;
}
/* Hero Section */
.hero {
    position: relative;
    padding: 160px 0 100px;
    background: var(--gradient-hero);
    overflow: hidden;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background: 
        radial-gradient(circle at 20% 50%, rgba(61, 217, 199, 0.2) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(124, 140, 224, 0.15) 0%, transparent 40%),
        radial-gradient(circle at 60% 80%, rgba(255, 179, 71, 0.1) 0%, transparent 30%);
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(61, 217, 199, 0.25);
    color: var(--primary-light);
    padding: 10px 20px;
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 24px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(61, 217, 199, 0.3);
}

.hero-badge::before {
    content: '✨';
}

.hero h1 {
    color: var(--white);
    margin-bottom: 24px;
    line-height: 1.15;
}

.gradient-text {
    background: linear-gradient(135deg, #5EEBD9 0%, #7EEEE0 50%, #FFB347 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    color: rgba(255, 255, 255, 0.7);
    font-size: 1.2rem;
    line-height: 1.8;
    margin-bottom: 40px;
    max-width: 500px;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    margin-bottom: 60px;
}

.hero-stats {
    display: flex;
    gap: 48px;
}

.stat {
    display: flex;
    flex-direction: column;
    padding: 16px 24px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
}

.stat-number {
    font-size: 1.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, #5EEBD9, #FFB347);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.7);
    margin-top: 4px;
}

.hero-image {
    position: relative;
}

.app-preview {
    position: relative;
}

.app-preview img {
    width: 100%;
    max-width: 600px;
    border-radius: 20px;
    box-shadow: 0 40px 80px rgba(0, 0, 0, 0.3);
}

.floating-card {
    position: absolute;
    background: var(--white);
    padding: 18px 26px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    gap: 14px;
    box-shadow: 0 15px 50px rgba(61, 217, 199, 0.25);
    animation: float 3s ease-in-out infinite;
    border: 1px solid var(--primary-bg);
}

.floating-card i {
    color: var(--primary);
    font-size: 1.25rem;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--primary-bg);
    border-radius: 10px;
}

.floating-card span {
    font-weight: 600;
    color: var(--text);
}

.card-1 {
    top: 20%;
    left: -40px;
    animation-delay: 0s;
}

.card-2 {
    bottom: 20%;
    right: -40px;
    animation-delay: 1.5s;
}

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

.hero-wave {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
}

.hero-wave svg {
    display: block;
    width: 100%;
}

/* Features Section */
.features {
    padding: 120px 0;
    background: linear-gradient(180deg, var(--white) 0%, var(--bg) 100%);
}

.section-header {
    text-align: center;
    max-width: 600px;
    margin: 0 auto 60px;
}

.section-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: linear-gradient(135deg, var(--primary-bg) 0%, #E0F7FA 100%);
    color: var(--primary-dark);
    padding: 10px 20px;
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 16px;
    border: 1px solid rgba(61, 217, 199, 0.2);
}

.section-header h2 {
    margin-bottom: 16px;
    color: var(--text);
}

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

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.feature-card {
    background: var(--white);
    padding: 40px 32px;
    border-radius: 24px;
    border: 1px solid var(--border);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient);
    transform: scaleX(0);
    transition: transform 0.4s ease;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 25px 60px rgba(61, 217, 199, 0.15);
    border-color: var(--primary-light);
}

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

.feature-icon {
    width: 72px;
    height: 72px;
    background: linear-gradient(135deg, var(--primary-bg) 0%, #E0F7FA 100%);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
    transition: all 0.3s ease;
}

.feature-card:hover .feature-icon {
    background: var(--gradient);
    transform: scale(1.05);
}

.feature-icon i {
    font-size: 1.75rem;
    color: var(--primary);
    transition: color 0.3s ease;
}

.feature-card:hover .feature-icon i {
    color: var(--white);
}

.feature-card h3 {
    margin-bottom: 12px;
    color: var(--text);
}

.feature-card p {
    color: var(--text-light);
    line-height: 1.8;
}

/* Security Section */
.security {
    padding: 120px 0;
    background: linear-gradient(180deg, var(--bg) 0%, var(--white) 100%);
    position: relative;
}

.security::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 80% 50%, rgba(61, 217, 199, 0.08) 0%, transparent 50%);
    pointer-events: none;
}

.security-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.security-text h2 {
    margin-bottom: 24px;
}

.security-text > p {
    color: var(--text-light);
    font-size: 1.1rem;
    margin-bottom: 32px;
}

.security-list {
    list-style: none;
}

.security-list li {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 12px 0;
    font-weight: 500;
}

.security-list i {
    color: var(--primary);
    font-size: 1.25rem;
}

.security-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.shield-container {
    position: relative;
    width: 300px;
    height: 300px;
}

.shield {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 120px;
    height: 120px;
    background: var(--gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 20px 60px rgba(61, 217, 199, 0.4);
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { box-shadow: 0 20px 60px rgba(61, 217, 199, 0.4); }
    50% { box-shadow: 0 25px 80px rgba(61, 217, 199, 0.6); }
}

.shield i {
    font-size: 3rem;
    color: var(--white);
}

.orbit {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    border: 2px dashed rgba(61, 217, 199, 0.25);
    border-radius: 50%;
    animation: rotate 20s linear infinite;
}

.orbit-1 { width: 200px; height: 200px; }
.orbit-2 { width: 260px; height: 260px; animation-duration: 25s; animation-direction: reverse; }
.orbit-3 { width: 320px; height: 320px; animation-duration: 30s; }

@keyframes rotate {
    from { transform: translate(-50%, -50%) rotate(0deg); }
    to { transform: translate(-50%, -50%) rotate(360deg); }
}

.security-badge {
    position: absolute;
    width: 52px;
    height: 52px;
    background: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 30px rgba(61, 217, 199, 0.2);
    border: 2px solid var(--primary-bg);
    animation: float 3s ease-in-out infinite;
}

.security-badge i {
    color: var(--primary);
    font-size: 1.25rem;
}

.badge-1 { top: 0; left: 50%; transform: translateX(-50%); }
.badge-2 { bottom: 20%; left: 0; }
.badge-3 { bottom: 20%; right: 0; }

/* How It Works Section */
.how-it-works {
    padding: 120px 0;
    background: var(--white);
}

.steps {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    gap: 0;
    flex-wrap: wrap;
}

.step {
    text-align: center;
    max-width: 220px;
}

.step-number {
    width: 72px;
    height: 72px;
    background: var(--gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--white);
    margin: 0 auto 24px;
    box-shadow: 0 15px 40px rgba(61, 217, 199, 0.35);
    position: relative;
}

.step-number::after {
    content: '';
    position: absolute;
    inset: -4px;
    border-radius: 50%;
    border: 2px dashed var(--primary-bg);
    animation: rotate 10s linear infinite;
}

.step-content h3 {
    margin-bottom: 12px;
    color: var(--text);
}

.step-content p {
    color: var(--text-light);
    font-size: 0.95rem;
    line-height: 1.7;
}

.step-connector {
    width: 100px;
    height: 3px;
    background: linear-gradient(90deg, var(--primary) 0%, var(--primary-light) 50%, transparent 100%);
    margin-top: 36px;
    border-radius: 2px;
}

/* Download Section */
.download {
    padding: 120px 0;
    background: var(--gradient-hero);
    position: relative;
    overflow: hidden;
}

.download::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 60%;
    height: 200%;
    background: radial-gradient(circle, rgba(61, 217, 199, 0.15) 0%, transparent 70%);
    pointer-events: none;
}

.download-card {
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 32px;
    padding: 60px;
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 60px;
    align-items: center;
}

.download-content h2 {
    color: var(--white);
    margin-bottom: 16px;
}

.download-content p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 1.1rem;
    margin-bottom: 32px;
    max-width: 500px;
}

.download-buttons {
    margin-bottom: 24px;
}

.download-info {
    display: flex;
    gap: 24px;
    flex-wrap: wrap;
}

.download-info span {
    display: flex;
    align-items: center;
    gap: 8px;
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
}

.download-info i {
    color: var(--primary-light);
}

.download-visual img {
    max-width: 250px;
    filter: drop-shadow(0 30px 60px rgba(0, 0, 0, 0.4));
    animation: float 4s ease-in-out infinite;
}

/* FAQ Section */
.faq {
    padding: 120px 0;
    background: linear-gradient(180deg, var(--white) 0%, var(--bg) 100%);
}

.faq-grid {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    border: 1px solid var(--border);
    border-radius: 20px;
    margin-bottom: 16px;
    overflow: hidden;
    transition: all 0.3s ease;
    background: var(--white);
}

.faq-item:hover {
    border-color: var(--primary-light);
    box-shadow: 0 10px 40px rgba(61, 217, 199, 0.1);
}

.faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 32px;
    cursor: pointer;
    background: var(--white);
}

.faq-question h3 {
    font-weight: 600;
    color: var(--text);
}

.faq-question i {
    color: var(--primary);
    transition: transform 0.3s ease;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--primary-bg);
    border-radius: 50%;
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
    background: var(--gradient);
    color: var(--white);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 200px;
}

.faq-answer p {
    padding: 0 32px 24px;
    color: var(--text-light);
    line-height: 1.8;
}

/* Footer */
.footer {
    background: var(--gradient-hero);
    padding: 80px 0 32px;
    position: relative;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--primary-light), transparent);
}

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr 2fr;
    gap: 80px;
    padding-bottom: 60px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand .logo {
    color: var(--white);
    margin-bottom: 16px;
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 24px;
    line-height: 1.7;
}

.social-links {
    display: flex;
    gap: 12px;
}

.social-links a {
    width: 48px;
    height: 48px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    text-decoration: none;
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.social-links a:hover {
    background: var(--gradient);
    border-color: transparent;
    transform: translateY(-3px);
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.footer-column h4 {
    color: var(--white);
    margin-bottom: 24px;
    font-size: 1rem;
}

.footer-column a {
    display: block;
    color: rgba(255, 255, 255, 0.6);
    text-decoration: none;
    padding: 8px 0;
    transition: color 0.3s ease;
}

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

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 32px;
    flex-wrap: wrap;
    gap: 16px;
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.4);
    font-size: 0.875rem;
}

.footer-attribution {
    font-size: 0.75rem !important;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-subtitle {
        max-width: 100%;
        margin-left: auto;
        margin-right: auto;
    }

    .hero-buttons {
        justify-content: center;
    }

    .hero-stats {
        justify-content: center;
    }

    .hero-image {
        display: none;
    }

    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .security-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .security-list {
        display: inline-block;
        text-align: left;
    }

    .download-card {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .download-visual {
        display: none;
    }

    .download-info {
        justify-content: center;
    }

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .social-links {
        justify-content: center;
    }

    .footer-links {
        justify-items: center;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: fixed;
        top: 73px; /* navbar height */
        left: 0;
        right: 0;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        padding: 20px;
        gap: 0;
        border-bottom: 1px solid var(--border);
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
        z-index: 999;
    }

    .nav-links.active {
        display: flex;
    }

    .nav-links a {
        padding: 16px 20px;
        border-bottom: 1px solid var(--border);
        width: 100%;
        text-align: left;
    }

    .nav-links a:last-child {
        border-bottom: none;
    }

    .nav-right {
        display: none;
    }

    .mobile-menu-btn {
        display: block;
    }

    /* Mobile language switcher inside menu */
    .mobile-lang-wrapper {
        display: block;
        padding: 20px;
        border-top: 1px solid var(--border);
        margin-top: 10px;
    }

    .mobile-lang-select {
        width: 100%;
        padding: 14px 40px 14px 42px;
        font-size: 1rem;
    }

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

    .steps {
        flex-direction: column;
        align-items: center;
    }

    .step-connector {
        width: 2px;
        height: 40px;
        background: linear-gradient(180deg, var(--primary) 0%, transparent 100%);
        margin: 16px 0;
    }

    .footer-links {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 120px 0 80px;
    }

    .hero-buttons {
        flex-direction: column;
    }

    .hero-stats {
        flex-direction: column;
        gap: 24px;
    }

    .download-card {
        padding: 40px 24px;
    }

    .nav-links {
        top: 65px; /* smaller navbar on very small screens */
    }
}