/* ============================================
   AquaVlot Service - Design System CSS
   ============================================ */

/* === RESET & VARIABLES === */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
    --primary: #0066FF;
    --primary-dark: #0044CC;
    --primary-light: #3388FF;
    --accent: #00D4AA;
    --accent-dark: #00B893;
    --bg-dark: #0a1628;
    --bg-card: #111d33;
    --bg-card-hover: #162645;
    --bg-glass: rgba(17, 29, 51, 0.7);
    --text-primary: #ffffff;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --border-color: rgba(255, 255, 255, 0.08);
    --border-glow: rgba(0, 102, 255, 0.3);
    --success: #22c55e;
    --error: #ef4444;
    --whatsapp: #25D366;
    --phone: #0066FF;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.3);
    --shadow-md: 0 4px 20px rgba(0,0,0,0.4);
    --shadow-lg: 0 8px 40px rgba(0,0,0,0.5);
    --shadow-glow: 0 0 30px rgba(0,102,255,0.15);
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html { scroll-behavior: smooth; }

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

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }

/* === BACKGROUND ANIMATION === */
.bg-anim { position: fixed; inset: 0; z-index: -1; overflow: hidden; pointer-events: none; }
.bg-anim .orb {
    position: absolute; border-radius: 50%; filter: blur(80px); opacity: 0.12;
    animation: orbFloat 20s ease-in-out infinite;
}
.bg-anim .orb:nth-child(1) { width: 600px; height: 600px; background: var(--primary); top: -200px; right: -200px; }
.bg-anim .orb:nth-child(2) { width: 400px; height: 400px; background: var(--accent); bottom: -100px; left: -100px; animation-delay: -7s; }
.bg-anim .orb:nth-child(3) { width: 300px; height: 300px; background: var(--primary-light); top: 50%; left: 50%; animation-delay: -14s; }
@keyframes orbFloat {
    0%,100% { transform: translate(0,0) scale(1); }
    25% { transform: translate(30px,-40px) scale(1.05); }
    50% { transform: translate(-20px,20px) scale(0.95); }
    75% { transform: translate(40px,30px) scale(1.02); }
}

/* === LAYOUT === */
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.section { padding: 100px 0; position: relative; }

/* === NAVBAR === */
.navbar {
    position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
    padding: 16px 0;
    backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
    background: rgba(10,22,40,0.85);
    border-bottom: 1px solid var(--border-color);
    transition: var(--transition);
}
.navbar.scrolled { padding: 10px 0; box-shadow: var(--shadow-md); }
.navbar .container { display: flex; justify-content: space-between; align-items: center; }

.logo { display: flex; align-items: center; gap: 10px; }
.logo-icon {
    width: 40px; height: 40px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    border-radius: var(--radius-sm);
    display: flex; align-items: center; justify-content: center;
    font-size: 20px;
}
.logo-text { font-weight: 700; font-size: 1.2rem; letter-spacing: -0.5px; }
.logo-text span { color: var(--accent); }

.nav-links { display: flex; align-items: center; gap: 32px; list-style: none; }
.nav-links a { color: var(--text-secondary); font-size: 0.9rem; font-weight: 500; transition: var(--transition); }
.nav-links a:hover { color: var(--text-primary); }
.nav-actions { display: flex; gap: 10px; align-items: center; }

/* Mobile menu toggle */
.menu-toggle {
    display: none; background: none; border: none; color: var(--text-primary);
    font-size: 28px; cursor: pointer; padding: 4px;
}
.mobile-menu {
    display: none; position: fixed; inset: 0; top: 72px;
    background: rgba(10,22,40,0.98); backdrop-filter: blur(20px);
    z-index: 999; padding: 32px 24px;
    flex-direction: column; gap: 8px;
    overflow-y: auto;
}
.mobile-menu.open { display: flex; }
.mobile-menu a {
    display: block; padding: 14px 16px; color: var(--text-secondary);
    font-size: 1.05rem; border-radius: var(--radius-sm);
    transition: var(--transition);
}
.mobile-menu a:hover { background: rgba(255,255,255,0.05); color: var(--text-primary); }

/* === BUTTONS === */
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 10px;
    padding: 14px 28px; border-radius: var(--radius-md);
    font-family: inherit; font-weight: 600; font-size: 0.95rem;
    border: none; cursor: pointer; transition: var(--transition);
    white-space: nowrap; position: relative; overflow: hidden;
}
.btn::after {
    content: ''; position: absolute; inset: 0;
    background: linear-gradient(135deg, rgba(255,255,255,0.1), transparent);
    opacity: 0; transition: var(--transition);
}
.btn:hover::after { opacity: 1; }
.btn:hover { transform: translateY(-2px); }

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: white; box-shadow: 0 4px 15px rgba(0,102,255,0.3);
}
.btn-primary:hover { box-shadow: 0 6px 25px rgba(0,102,255,0.4); }

.btn-phone {
    background: linear-gradient(135deg, var(--phone), var(--primary-dark));
    color: white; box-shadow: 0 4px 15px rgba(0,102,255,0.3);
}
.btn-whatsapp {
    background: linear-gradient(135deg, var(--whatsapp), #128C7E);
    color: white; box-shadow: 0 4px 15px rgba(37,211,102,0.3);
}
.btn-whatsapp:hover { box-shadow: 0 6px 25px rgba(37,211,102,0.5); }

.btn-outline {
    background: transparent; color: var(--text-primary);
    border: 1px solid var(--border-color);
}
.btn-outline:hover { border-color: var(--primary); background: rgba(0,102,255,0.1); }

.btn-lg { padding: 18px 36px; font-size: 1.05rem; border-radius: var(--radius-lg); }
.btn-sm { padding: 10px 18px; font-size: 0.85rem; }
.btn-icon { font-size: 1.2em; line-height: 1; }

/* === HERO === */
.hero {
    min-height: 100vh; display: flex; align-items: center;
    position: relative; padding-top: 100px; padding-bottom: 60px;
}
.hero-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }

.hero-badge {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 8px 16px; background: rgba(0,212,170,0.1);
    border: 1px solid rgba(0,212,170,0.2);
    border-radius: 100px; color: var(--accent);
    font-size: 0.85rem; font-weight: 500; margin-bottom: 24px;
    animation: fadeInUp 0.6s ease-out;
}
.hero-badge .pulse {
    width: 8px; height: 8px; background: var(--accent);
    border-radius: 50%; animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse { 0%,100%{opacity:1;transform:scale(1)} 50%{opacity:0.5;transform:scale(1.5)} }

.hero h1 {
    font-size: clamp(2.5rem, 5vw, 3.8rem); font-weight: 800;
    line-height: 1.1; letter-spacing: -1.5px; margin-bottom: 20px;
    animation: fadeInUp 0.6s ease-out 0.1s both;
}
.gradient-text {
    background: linear-gradient(135deg, var(--primary-light), var(--accent));
    -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.hero-sub {
    font-size: 1.15rem; color: var(--text-secondary); margin-bottom: 36px; max-width: 500px;
    animation: fadeInUp 0.6s ease-out 0.2s both;
}
.hero-buttons { display: flex; gap: 16px; flex-wrap: wrap; animation: fadeInUp 0.6s ease-out 0.3s both; }

.hero-image { position: relative; animation: fadeInUp 0.8s ease-out 0.4s both; }
.hero-image img {
    width: 100%; border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg); border: 1px solid var(--border-color);
}
.hero-image::before {
    content: ''; position: absolute; inset: -2px;
    border-radius: var(--radius-xl);
    background: linear-gradient(135deg, var(--primary), var(--accent));
    z-index: -1; opacity: 0.3; filter: blur(20px);
}

.hero-stats { display: flex; gap: 40px; margin-top: 48px; animation: fadeInUp 0.6s ease-out 0.4s both; }
.stat-item { text-align: left; }
.stat-number { font-size: 2rem; font-weight: 800; color: var(--accent); line-height: 1; }
.stat-label { font-size: 0.85rem; color: var(--text-muted); margin-top: 4px; }

.hero-price {
    position: absolute; top: 20px; right: 20px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: white; padding: 12px 20px; border-radius: var(--radius-md);
    font-weight: 700; font-size: 1.1rem; z-index: 2;
    box-shadow: var(--shadow-md);
}

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

/* === SECTION HEADERS === */
.section-header { text-align: center; margin-bottom: 60px; }
.section-label {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 6px 16px; background: rgba(0,102,255,0.1);
    border: 1px solid rgba(0,102,255,0.2);
    border-radius: 100px; color: var(--primary-light);
    font-size: 0.8rem; font-weight: 600;
    text-transform: uppercase; letter-spacing: 1px; margin-bottom: 16px;
}
.section-title {
    font-size: clamp(2rem, 4vw, 2.8rem); font-weight: 800;
    letter-spacing: -1px; margin-bottom: 16px;
}
.section-subtitle {
    font-size: 1.1rem; color: var(--text-secondary);
    max-width: 650px; margin: 0 auto;
}

/* === TRUST BADGES === */
.badges-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.badge-card {
    text-align: center; padding: 32px 20px;
    background: var(--bg-card); border: 1px solid var(--border-color);
    border-radius: var(--radius-lg); transition: var(--transition);
}
.badge-card:hover { transform: translateY(-4px); border-color: var(--border-glow); }
.badge-icon {
    width: 64px; height: 64px; margin: 0 auto 16px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    border-radius: 50%; display: flex; align-items: center; justify-content: center;
    font-size: 28px;
}
.badge-card h3 { font-size: 1.05rem; font-weight: 700; margin-bottom: 6px; }
.badge-card p { color: var(--text-secondary); font-size: 0.85rem; }

/* === SERVICE CARDS === */
.services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.service-card {
    background: var(--bg-card); border: 1px solid var(--border-color);
    border-radius: var(--radius-lg); padding: 32px;
    transition: var(--transition); position: relative; overflow: hidden;
}
.service-card::before {
    content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px;
    background: linear-gradient(90deg, var(--primary), var(--accent));
    opacity: 0; transition: var(--transition);
}
.service-card:hover { border-color: var(--border-glow); box-shadow: var(--shadow-glow); transform: translateY(-4px); }
.service-card:hover::before { opacity: 1; }
.service-icon {
    width: 56px; height: 56px;
    background: linear-gradient(135deg, rgba(0,102,255,0.15), rgba(0,212,170,0.1));
    border-radius: var(--radius-md); display: flex; align-items: center; justify-content: center;
    font-size: 28px; margin-bottom: 20px;
}
.service-card h3 { font-size: 1.15rem; font-weight: 700; margin-bottom: 10px; }
.service-card p { color: var(--text-secondary); font-size: 0.9rem; line-height: 1.7; }

/* === WHY US === */
.why-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.why-card {
    padding: 36px; background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg); transition: var(--transition);
}
.why-card:hover { border-color: var(--border-glow); transform: translateY(-4px); }
.why-icon { font-size: 36px; margin-bottom: 16px; }
.why-card h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: 10px; }
.why-card p { color: var(--text-secondary); font-size: 0.9rem; line-height: 1.7; }

/* === FAQ === */
.faq-list { max-width: 800px; margin: 0 auto; }
.faq-item {
    background: var(--bg-card); border: 1px solid var(--border-color);
    border-radius: var(--radius-md); margin-bottom: 12px; overflow: hidden;
    transition: var(--transition);
}
.faq-item:hover { border-color: var(--border-glow); }
.faq-question {
    width: 100%; padding: 20px 24px; background: none; border: none;
    color: var(--text-primary); font-family: inherit; font-size: 1rem;
    font-weight: 600; text-align: left; cursor: pointer;
    display: flex; justify-content: space-between; align-items: center;
    transition: var(--transition);
}
.faq-question:hover { color: var(--accent); }
.faq-chevron {
    font-size: 1.2em; transition: transform 0.3s ease; flex-shrink: 0;
    color: var(--text-muted);
}
.faq-item.open .faq-chevron { transform: rotate(180deg); color: var(--accent); }
.faq-answer {
    max-height: 0; overflow: hidden; transition: max-height 0.4s ease, padding 0.3s ease;
}
.faq-item.open .faq-answer { max-height: 300px; }
.faq-answer-inner {
    padding: 0 24px 20px; color: var(--text-secondary);
    font-size: 0.9rem; line-height: 1.8;
}

/* === TESTIMONIALS === */
.testimonials-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.testimonial-card {
    padding: 32px; background: var(--bg-card);
    border: 1px solid var(--border-color); border-radius: var(--radius-lg);
    position: relative;
}
.testimonial-card::before {
    content: '\201C'; font-size: 4rem; color: var(--primary);
    position: absolute; top: 12px; left: 24px; opacity: 0.3; line-height: 1;
}
.testimonial-text {
    font-size: 0.95rem; color: var(--text-secondary); line-height: 1.8;
    font-style: italic; margin-bottom: 16px; padding-top: 20px;
}
.testimonial-author { font-weight: 600; font-size: 0.85rem; color: var(--accent); }
.testimonial-stars { color: #f59e0b; margin-bottom: 12px; letter-spacing: 2px; }

/* === CONTACT SECTION === */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start; }
.contact-info h2 { font-size: 2.2rem; font-weight: 800; letter-spacing: -1px; margin-bottom: 16px; }
.contact-info > p { color: var(--text-secondary); font-size: 1rem; margin-bottom: 36px; line-height: 1.7; }

.contact-methods { display: flex; flex-direction: column; gap: 16px; margin-bottom: 36px; }
.contact-method {
    display: flex; align-items: center; gap: 16px; padding: 20px;
    background: var(--bg-card); border: 1px solid var(--border-color);
    border-radius: var(--radius-md); transition: var(--transition);
}
.contact-method:hover { border-color: var(--border-glow); transform: translateX(4px); }
.cm-icon {
    width: 48px; height: 48px; border-radius: var(--radius-sm);
    display: flex; align-items: center; justify-content: center; font-size: 22px; flex-shrink: 0;
}
.cm-icon.phone-i { background: rgba(0,102,255,0.15); }
.cm-icon.wa-i { background: rgba(37,211,102,0.15); }
.cm-icon.email-i { background: rgba(0,212,170,0.15); }
.cm-label { font-size: 0.8rem; color: var(--text-muted); margin-bottom: 2px; }
.cm-value { font-size: 1.05rem; font-weight: 600; }

/* === FORM CARD (for widget) === */
.form-card {
    background: var(--bg-card); border: 1px solid var(--border-color);
    border-radius: var(--radius-xl); padding: 40px;
    box-shadow: var(--shadow-lg); position: relative; overflow: hidden;
}
.form-card::before {
    content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--accent));
}
.form-card h3 { font-size: 1.4rem; font-weight: 700; margin-bottom: 8px; }
.form-card .form-subtitle { color: var(--text-muted); font-size: 0.9rem; margin-bottom: 28px; }

/* === FORM WIDGET STYLES === */
.avs-form-group { margin-bottom: 20px; }
.avs-form-group label {
    display: block; font-size: 0.85rem; font-weight: 600;
    color: var(--text-secondary); margin-bottom: 8px;
}
.avs-required { color: var(--error); margin-left: 2px; }
.avs-input {
    width: 100%; padding: 14px 16px;
    background: rgba(255,255,255,0.04);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md); color: var(--text-primary);
    font-family: inherit; font-size: 0.95rem;
    transition: var(--transition); outline: none;
}
.avs-input::placeholder { color: var(--text-muted); }
.avs-input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(0,102,255,0.15);
    background: rgba(255,255,255,0.06);
}
select.avs-input {
    appearance: none; -webkit-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='%2394a3b8' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat; background-position: right 16px center;
    padding-right: 40px; cursor: pointer;
}
select.avs-input option { background: var(--bg-card); color: var(--text-primary); }
textarea.avs-input { resize: vertical; min-height: 110px; }

.avs-submit {
    width: 100%; padding: 16px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: white; border: none; border-radius: var(--radius-md);
    font-family: inherit; font-size: 1rem; font-weight: 700;
    cursor: pointer; transition: var(--transition);
    display: flex; align-items: center; justify-content: center; gap: 10px;
}
.avs-submit:hover { transform: translateY(-2px); box-shadow: 0 8px 30px rgba(0,102,255,0.3); }
.avs-submit:disabled { opacity: 0.6; cursor: not-allowed; transform: none; }

.avs-spinner {
    display: none; width: 20px; height: 20px;
    border: 3px solid rgba(255,255,255,0.3); border-top-color: white;
    border-radius: 50%; animation: spin 0.8s linear infinite;
}
.avs-loading .avs-spinner { display: block; }
.avs-loading .avs-submit-text { display: none; }
@keyframes spin { to { transform: rotate(360deg); } }

.avs-message {
    padding: 14px 18px; border-radius: var(--radius-md);
    margin-top: 16px; font-size: 0.9rem; display: none;
}
.avs-msg-success {
    display: block; background: rgba(34,197,94,0.1);
    border: 1px solid rgba(34,197,94,0.3); color: var(--success);
}
.avs-msg-error {
    display: block; background: rgba(239,68,68,0.1);
    border: 1px solid rgba(239,68,68,0.3); color: var(--error);
}

/* === CTA BANNER === */
.cta-banner {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border-radius: var(--radius-xl); padding: 60px; text-align: center;
    position: relative; overflow: hidden;
}
.cta-banner::before {
    content: ''; position: absolute; top: -50%; right: -50%;
    width: 100%; height: 200%;
    background: radial-gradient(circle, rgba(0,212,170,0.2) 0%, transparent 60%);
}
.cta-banner h2 { font-size: 2rem; font-weight: 800; margin-bottom: 12px; position: relative; }
.cta-banner p { color: rgba(255,255,255,0.8); font-size: 1.1rem; margin-bottom: 28px; position: relative; }
.cta-buttons { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; position: relative; }
.cta-buttons .btn-white {
    background: white; color: var(--primary-dark); font-weight: 700;
    padding: 16px 32px; border-radius: var(--radius-md);
}
.cta-buttons .btn-white:hover { background: rgba(255,255,255,0.9); }

/* === FOOTER === */
.footer {
    padding: 48px 0; border-top: 1px solid var(--border-color); margin-top: 60px;
}
.footer-grid {
    display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 48px;
}
.footer-about p { color: var(--text-muted); font-size: 0.85rem; margin-top: 12px; line-height: 1.7; }
.footer h4 { font-size: 1rem; font-weight: 700; margin-bottom: 16px; color: var(--text-primary); }
.footer-links { list-style: none; }
.footer-links li { margin-bottom: 8px; }
.footer-links a { color: var(--text-muted); font-size: 0.85rem; transition: var(--transition); }
.footer-links a:hover { color: var(--accent); }
.footer-bottom {
    margin-top: 40px; padding-top: 24px;
    border-top: 1px solid var(--border-color);
    display: flex; justify-content: space-between; align-items: center;
    flex-wrap: wrap; gap: 16px;
}
.footer-bottom p { color: var(--text-muted); font-size: 0.8rem; }
.footer-socials { display: flex; gap: 12px; }

/* === FABs === */
.fab-container {
    position: fixed; bottom: 24px; right: 24px; z-index: 999;
    display: flex; flex-direction: column; gap: 12px;
}
.fab {
    width: 60px; height: 60px; border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    color: white; font-size: 26px; box-shadow: var(--shadow-md);
    transition: var(--transition); border: none; cursor: pointer;
}
.fab:hover { transform: scale(1.1); }
.fab-phone {
    background: linear-gradient(135deg, var(--phone), var(--primary-dark));
    animation: fabPulse 3s ease-in-out infinite;
}
.fab-whatsapp { background: linear-gradient(135deg, var(--whatsapp), #128C7E); }
@keyframes fabPulse {
    0%,100%{box-shadow:0 4px 20px rgba(0,102,255,0.3)}
    50%{box-shadow:0 4px 30px rgba(0,102,255,0.6)}
}

/* === SCROLL REVEAL === */
.reveal { opacity: 0; transform: translateY(40px); transition: opacity 0.8s ease-out, transform 0.8s ease-out; }
.reveal.revealed { opacity: 1; transform: translateY(0); }

/* === RESPONSIVE === */
@media (max-width: 992px) {
    .hero-grid { grid-template-columns: 1fr; gap: 40px; }
    .hero-image { order: -1; max-width: 500px; margin: 0 auto; }
    .hero, .hero-sub { text-align: center; }
    .hero-sub { margin: 0 auto 36px; }
    .hero-buttons { justify-content: center; }
    .hero-stats { justify-content: center; }
    .services-grid { grid-template-columns: repeat(2, 1fr); }
    .badges-grid { grid-template-columns: repeat(2, 1fr); }
    .why-grid { grid-template-columns: repeat(2, 1fr); }
    .contact-grid { grid-template-columns: 1fr; }
    .contact-info { text-align: center; }
    .testimonials-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .nav-links { display: none; }
    .menu-toggle { display: block; }
    .cta-banner { padding: 40px 24px; }
}
@media (max-width: 640px) {
    .container { padding: 0 16px; }
    .section { padding: 70px 0; }
    .services-grid, .badges-grid, .why-grid { grid-template-columns: 1fr; }
    .hero-stats { flex-direction: column; gap: 20px; }
    .stat-item { text-align: center; }
    .hero-buttons { flex-direction: column; align-items: center; }
    .hero-buttons .btn { width: 100%; max-width: 320px; }
    .form-card { padding: 28px 20px; }
    .cta-banner { padding: 32px 20px; }
    .cta-buttons { flex-direction: column; align-items: center; }
    .footer-grid { grid-template-columns: 1fr; }
    .footer-bottom { flex-direction: column; text-align: center; }
    .nav-actions .btn-sm span:not(.btn-icon) { display: none; }
}