/* ============================================
   JILA — DESIGN TOKENS (v2 — Canonical)
   Aligned with jila_theme_and_brand_tokens_v1.md
   ============================================ */

:root {
    /* Brand (canonical) */
    --primary: #4ECDC4;
    --secondary: #1950B8;

    /* Surfaces — Dark mode (canonical) */
    --background: #0D1B2A;
    --surface: #111C2C;
    --surface-variant: #18253A;

    /* Text — Dark surfaces (canonical) */
    --text-primary: #FFFFFF;
    --text-secondary: #D1D5DB;

    /* onPrimary (canonical — dark text on teal for AAA) */
    --on-primary: #000000;

    /* Semantic (canonical) */
    --success: #22C55E;
    --warning: #D87C4A;
    --error: #EF4444;
    --critical: #DC2626;
    --info: #248CFF;

    /* Borders/dividers (canonical) */
    --outline: #223046;

    /* Typography (canonical) */
    --font-sans: 'IBM Plex Sans';
    --font-mono: 'Silka Mono', 'IBM Plex Mono', 'Courier New', monospace;

    /* Spacing (canonical) */
    --space-xs: 4px;
    --space-sm: 8px;
    --space-md: 12px;
    --space-base: 16px;
    --space-lg: 24px;
    --space-xl: 32px;
    --space-2xl: 48px;

    /* Radius (canonical) */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;

    /* Layout */
    --max-width: 1120px;
    --section-padding: clamp(64px, 10vw, 128px);
}

/* ============================================
   RESET & BASE
   ============================================ */

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

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-sans);
    font-weight: 400;
    font-size: 16px;
    line-height: 1.5;
    background: var(--background);
    color: var(--text-primary);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

img,
svg {
    display: block;
    max-width: 100%;
    height: auto;
}

a {
    color: var(--info);
    text-decoration: none;
    transition: color 0.2s;
}

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

/* ============================================
   TYPOGRAPHY (canonical line-heights + tracking)
   ============================================ */

h1,
h2,
h3,
h4 {
    font-family: var(--font-sans);
    font-weight: 600;
    line-height: 1.2;
    color: var(--text-primary);
}

h1 {
    font-size: clamp(1.5rem, 4vw + 0.5rem, 2.25rem);
    letter-spacing: -0.01em;
}

h2 {
    font-size: clamp(1.25rem, 3vw + 0.5rem, 1.75rem);
    letter-spacing: -0.01em;
}

h3 {
    font-size: clamp(1rem, 2vw + 0.5rem, 1.25rem);
}

h4 {
    font-size: 1rem;
    font-weight: 500;
}

.mono {
    font-family: var(--font-mono);
    font-variant-numeric: tabular-nums;
}

.label {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--text-secondary);
    display: inline-block;
    padding: 4px 12px;
    border: 1px solid var(--outline);
    border-radius: var(--radius-sm);
}

/* ============================================
   LAYOUT
   ============================================ */

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

section {
    padding: var(--section-padding) 0;
}

.text-center {
    text-align: center;
}

/* ============================================
   NAVIGATION
   ============================================ */

nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: rgba(13, 27, 42, 0.70);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    transition: box-shadow 0.3s;
}

nav.scrolled {
    box-shadow: 0 1px 8px rgba(13, 27, 42, 0.12);
}

.nav-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--space-lg);
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-weight: 600;
    font-size: 1.25rem;
    color: var(--text-primary);
    text-decoration: none;
}

.nav-logo svg {
    flex-shrink: 0;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
    list-style: none;
}

.nav-links a {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary);
    letter-spacing: 0.01em;
    transition: color 0.2s;
    white-space: nowrap;
}

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

.nav-cta {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: 8px 20px;
    background: var(--primary);
    color: var(--on-primary) !important;
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 500;
    transition: background 0.2s, transform 0.15s;
}

.nav-cta:hover {
    background: #3BB8B0;
    color: var(--on-primary) !important;
    transform: translateY(-1px);
}

.nav-lang {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 4px 10px;
    border: 1px solid var(--outline);
    border-radius: var(--radius-sm);
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.05em;
    color: var(--text-secondary) !important;
    transition: border-color 0.2s, color 0.2s;
}

.nav-lang:hover {
    border-color: var(--primary);
    color: var(--primary) !important;
}

.nav-mobile-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-sm);
    color: var(--text-primary);
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .nav-mobile-toggle {
        display: block;
    }

    .nav-links.open {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 64px;
        left: 0;
        right: 0;
        background: var(--background);
        border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        padding: var(--space-lg);
        gap: var(--space-sm);
        box-shadow: 0 8px 24px rgba(13, 27, 42, 0.4);
        z-index: 99;
    }

    .nav-links.open a {
        padding: var(--space-md) 0;
        min-height: 48px;
        display: flex;
        align-items: center;
    }

    .nav-links.open .nav-cta {
        justify-content: center;
        margin-top: var(--space-sm);
    }

    .nav-links.open .nav-lang {
        justify-content: center;
    }
}

/* ============================================
   HERO SECTION
   ============================================ */

.hero {
    padding-top: calc(64px + var(--section-padding));
    padding-bottom: var(--section-padding);
    position: relative;
    overflow: hidden;
    background: transparent;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 50% 50%, rgba(78, 205, 196, 0.2) 0%, transparent 60%);
    pointer-events: none;
    animation: pulseGlow 8s ease-in-out infinite alternate;
}

@keyframes pulseGlow {
    0% {
        opacity: 0.5;
        transform: scale(0.9);
    }

    100% {
        opacity: 1;
        transform: scale(1.1);
    }
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2xl);
    align-items: center;
}

.hero-illustration {
    order: 2;
}

.hero-text {
    order: 1;
}

@media (max-width: 900px) {
    .hero-grid {
        grid-template-columns: 1fr;
        gap: var(--space-xl);
        text-align: center;
    }
}

.hero-text h1 {
    margin-bottom: var(--space-lg);
}

.hero-text h1 span {
    color: var(--primary);
}

.hero-subtitle {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-xl);
    max-width: 480px;
    line-height: 1.5;
}

@media (max-width: 900px) {
    .hero-subtitle {
        margin-left: auto;
        margin-right: auto;
    }
}

.hero-ctas {
    display: flex;
    gap: var(--space-base);
    flex-wrap: wrap;
    margin-bottom: var(--space-xl);
}

@media (max-width: 900px) {
    .hero-ctas {
        justify-content: center;
    }
}

/* ============================================
   BUTTONS (canonical)
   ============================================ */

.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: 14px 28px;
    background: var(--primary);
    color: var(--on-primary);
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-weight: 500;
    font-family: var(--font-sans);
    letter-spacing: 0.01em;
    border: none;
    cursor: pointer;
    transition: background 0.2s, transform 0.15s, box-shadow 0.2s;
    box-shadow: 0 2px 8px rgba(78, 205, 196, 0.2);
}

.btn-primary:hover {
    background: #3BB8B0;
    color: var(--on-primary);
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(78, 205, 196, 0.3);
}

.btn-primary.btn-disabled {
    opacity: 0.55;
    cursor: default;
    pointer-events: none;
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: 14px 28px;
    background: transparent;
    color: var(--text-primary);
    border: 1.5px solid var(--outline);
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-weight: 500;
    font-family: var(--font-sans);
    letter-spacing: 0.01em;
    cursor: pointer;
    transition: border-color 0.2s, color 0.2s, transform 0.15s;
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.06);
    border-color: var(--text-secondary);
    color: var(--text-primary);
    transform: translateY(-1px);
}

.btn-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: 14px 0;
    color: var(--primary);
    font-size: 0.9375rem;
    font-weight: 500;
    font-family: var(--font-sans);
    letter-spacing: 0.01em;
    transition: transform 0.2s;
}

.btn-link:hover {
    color: var(--primary);
    transform: translateX(4px);
}

.btn-link .material-symbols-outlined {
    font-size: 18px;
    transition: transform 0.2s;
}

.btn-link:hover .material-symbols-outlined {
    transform: translateX(2px);
}

/* ============================================
   TRUST CHIPS
   ============================================ */

.trust-chips {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

@media (max-width: 900px) {
    .trust-chips {
        justify-content: center;
    }
}

.trust-chip {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    background: var(--surface);
    border: 1px solid var(--outline);
    border-radius: 100px;
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.trust-chip .material-symbols-outlined {
    font-size: 16px;
}

/* ============================================
   HERO CAROUSEL
   ============================================ */

.hero-illustration {
    position: relative;
    width: 100%;
}

.hero-illustration.fade-up {
    opacity: 1;
    transform: none;
}

@media (max-width: 900px) {
    .hero-illustration {
        max-width: none;
        margin: 0;
    }
}

.hero-carousel {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    aspect-ratio: 3 / 4;
    border: 1px solid var(--outline);
    width: 100%;
    min-height: 300px;
}

.carousel-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.5s ease-in-out;
    display: flex;
    align-items: flex-end;
}

.carousel-slide-img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: top;
}

.carousel-slide.active {
    opacity: 1;
    z-index: 1;
}

.carousel-overlay {
    width: 100%;
    padding: var(--space-lg);
    background: linear-gradient(to top, rgba(13, 27, 42, 0.9) 0%, transparent 100%);
}

.story-overlay {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.story-kicker {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    width: fit-content;
    padding: 4px 10px;
    border-radius: 100px;
    border: 1px solid rgba(255, 255, 255, 0.24);
    background: rgba(13, 27, 42, 0.55);
    font-family: var(--font-mono);
    font-size: 0.6875rem;
    letter-spacing: 0.03em;
    color: var(--text-secondary);
}

.story-kicker .material-symbols-outlined {
    font-size: 14px;
}

.story-title {
    font-size: clamp(1.05rem, 2.1vw, 1.35rem);
    font-weight: 600;
    line-height: 1.25;
    max-width: 26ch;
}

.story-body {
    font-size: 0.875rem;
    line-height: 1.45;
    color: var(--text-secondary);
    max-width: 44ch;
}

.story-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: var(--space-xs);
}

.story-chip {
    display: inline-flex;
    align-items: center;
    padding: 3px 10px;
    border-radius: 100px;
    border: 1px solid rgba(255, 255, 255, 0.22);
    background: rgba(13, 27, 42, 0.45);
    font-family: var(--font-mono);
    font-size: 0.625rem;
    letter-spacing: 0.03em;
    color: var(--text-secondary);
    white-space: nowrap;
}

@media (max-width: 540px) {
    .carousel-overlay {
        padding: var(--space-base);
    }

    .story-title {
        font-size: 1rem;
        max-width: 100%;
    }

    .story-body {
        font-size: 0.8125rem;
        max-width: 100%;
    }
}

/* Hero product (single image + chips) */
.hero-product-frame {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--outline);
    width: 100%;
}

.hero-product-img {
    width: 100%;
    height: auto;
    display: block;
}

.hero-product-chips {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    padding: var(--space-base);
    background: linear-gradient(to top, rgba(13, 27, 42, 0.85) 0%, transparent 100%);
}

.hero-product-chips .story-chip {
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.hero-product-chips .story-chip .material-symbols-outlined {
    font-size: 14px;
}

.tank-data-days {
    font-family: var(--font-mono);
    font-size: 3rem;
    font-weight: 500;
    color: var(--text-primary);
    line-height: 1;
    font-variant-numeric: tabular-nums;
}

.tank-data-days small {
    font-size: 1rem;
    font-weight: 400;
    color: var(--text-secondary);
}

.tank-data-label {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-top: var(--space-xs);
    letter-spacing: 0.04em;
}

.tank-data-meta {
    display: flex;
    gap: var(--space-lg);
    margin-top: var(--space-md);
}

.tank-meta-item {
    font-family: var(--font-mono);
    font-size: 0.6875rem;
    color: var(--text-secondary);
    font-variant-numeric: tabular-nums;
}

.tank-meta-item strong {
    display: block;
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--text-primary);
}

.carousel-nav {
    position: absolute;
    bottom: var(--space-base);
    left: 50%;
    transform: translateX(-50%);
    z-index: 5;
    display: flex;
    gap: var(--space-sm);
}

.carousel-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    border: none;
    background: rgba(255, 255, 255, 0.3);
    cursor: pointer;
    transition: background 0.2s;
    padding: 0;
}

.carousel-dot.active {
    background: var(--primary);
}

/* ============================================
   SECTION HEADERS
   ============================================ */

.section-header {
    text-align: center;
    max-width: 640px;
    margin: 0 auto var(--space-2xl);
}

.section-label {
    margin-bottom: var(--space-base);
}

.section-header h2 {
    margin-bottom: var(--space-md);
}

.section-header p {
    color: var(--text-secondary);
    font-size: 1.0625rem;
    line-height: 1.5;
}

/* ============================================
   PROBLEM CARDS
   ============================================ */

.section-problem {
    border-top: 1px solid var(--outline);
}

.problem-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
}

@media (max-width: 768px) {
    .problem-cards {
        grid-template-columns: 1fr;
    }
}

.problem-card {
    background: var(--surface);
    border: 1px solid var(--outline);
    border-radius: var(--radius-md);
    padding: var(--space-xl);
    transition: border-color 0.3s, box-shadow 0.3s;
}

.problem-card:hover {
    border-color: rgba(78, 205, 196, 0.3);
    box-shadow: 0 4px 24px rgba(78, 205, 196, 0.08);
}

.problem-card-icon {
    margin-bottom: var(--space-base);
}

.problem-card h3 {
    font-size: 1.125rem;
    margin-bottom: var(--space-sm);
}

.problem-card p {
    font-size: 0.9375rem;
    line-height: 1.5;
    color: var(--text-secondary);
}

/* ============================================
   HOW IT WORKS — STEPS
   ============================================ */

.section-how {
    border-top: 1px solid var(--outline);
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-lg);
}

@media (max-width: 900px) {
    .steps-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 540px) {
    .steps-grid {
        grid-template-columns: 1fr;
    }
}

.step-card {
    background: var(--surface);
    border: 1px solid var(--outline);
    border-radius: var(--radius-md);
    padding: var(--space-lg);
    transition: border-color 0.3s;
}

.step-card:hover {
    border-color: rgba(78, 205, 196, 0.3);
}

.step-card--has-img {
    position: relative;
    overflow: hidden;
    padding: 0;
    min-height: 280px;
}

.step-card--has-img .step-card-img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: top;
}

.step-card--has-img .step-card-content {
    position: relative;
    z-index: 1;
    padding: var(--space-lg);
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.75) 0%, rgba(0, 0, 0, 0.35) 60%, transparent 100%);
}

.step-card--has-img .step-number {
    color: #fff;
}

.step-card--has-img h4 {
    color: #fff;
}

.step-card--has-img p {
    color: rgba(255, 255, 255, 0.85);
}

.step-card--img-bottom .step-card-img {
    object-position: bottom;
}

.step-number {
    font-family: var(--font-mono);
    font-size: 2rem;
    font-weight: 500;
    color: var(--primary);
    line-height: 1;
    margin-bottom: var(--space-base);
    font-variant-numeric: tabular-nums;
}

.step-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-sm);
    background: rgba(78, 205, 196, 0.10);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-base);
}

.step-icon .material-symbols-outlined {
    font-size: 20px;
    color: var(--primary);
}

.step-card h4 {
    margin-bottom: var(--space-sm);
    font-weight: 500;
}

.step-card p {
    font-size: 0.875rem;
    line-height: 1.45;
    color: var(--text-secondary);
}

.how-tabs {
    display: inline-flex;
    border: 1px solid var(--outline);
    border-radius: var(--radius-sm);
    overflow: hidden;
    margin-bottom: var(--space-xl);
}

.how-tab {
    padding: var(--space-sm) var(--space-xl);
    border: none;
    background: transparent;
    color: var(--text-secondary);
    font-family: var(--font-sans);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: color 0.2s, background 0.2s;
}

.how-tab.active {
    background: var(--primary);
    color: var(--on-primary);
}

/* ============================================
   SEGMENTS
   ============================================ */

.section-segments {
    border-top: 1px solid var(--outline);
}

/* Segments card — single card with left tabs + right content */
.segments-card {
    background: var(--surface);
    border: 1px solid var(--outline);
    border-radius: var(--radius-md);
    display: flex;
    flex-direction: row;
}

.segment-nav {
    display: flex;
    flex-direction: column;
    border-right: 1px solid var(--outline);
    flex-shrink: 0;
    width: 220px;
    padding: var(--space-sm) 0;
    background: var(--surface);
    z-index: 1;
}

.segment-nav-btn {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-base) var(--space-lg);
    background: none;
    border: none;
    border-left: 3px solid transparent;
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-family: var(--font-body);
    cursor: pointer;
    text-align: left;
    transition: background 0.2s, color 0.2s, border-color 0.2s;
    width: 100%;
}

.segment-nav-btn:hover {
    background: rgba(78, 205, 196, 0.05);
}

.segment-nav-btn.active {
    background: rgba(78, 205, 196, 0.08);
    color: var(--primary);
    border-left-color: var(--primary);
    font-weight: 600;
}

.segment-nav-btn .material-symbols-outlined {
    font-size: 20px;
}

.segment-panels {
    flex: 1;
    min-width: 0;
}

.segment-panel {
    display: none;
    flex-direction: column;
    padding: var(--space-xl) var(--space-2xl);
}

.segment-panel .btn-primary {
    align-self: flex-start;
}

.segment-panel.active {
    display: flex;
    animation: fadeSegment 0.25s ease;
}

@keyframes fadeSegment {
    from {
        opacity: 0;
        transform: translateY(6px);
    }

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

.segment-panel h3 {
    margin: 0 0 var(--space-xs);
    font-size: 1.25rem;
}

.segment-desc {
    font-size: 0.9375rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-lg);
    line-height: 1.5;
}

.segment-benefits {
    list-style: none;
    margin-bottom: var(--space-lg);
}

.segment-benefits li {
    display: flex;
    align-items: flex-start;
    gap: var(--space-sm);
    font-size: 0.875rem;
    color: var(--text-secondary);
    padding: var(--space-xs) 0;
    line-height: 1.45;
}

.segment-benefits .material-symbols-outlined {
    font-size: 18px;
    color: var(--success);
    flex-shrink: 0;
}

/* Mobile: stack tabs horizontally above content */
@media (max-width: 640px) {
    .segments-card {
        flex-direction: column;
        min-height: auto;
    }

    .segment-nav {
        flex-direction: row;
        border-right: none;
        border-bottom: 1px solid var(--outline);
        width: auto;
        padding: 0;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    .segment-nav-btn {
        border-left: none;
        border-bottom: 2px solid transparent;
        white-space: nowrap;
        padding: var(--space-sm) var(--space-base);
        font-size: 0.8125rem;
        width: auto;
    }

    .segment-nav-btn.active {
        border-bottom-color: var(--primary);
        border-left-color: transparent;
    }

    .segment-panel {
        padding: var(--space-lg);
    }
}

/* ============================================
   FAQ
   ============================================ */

.faq-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xs);
    justify-content: center;
    margin-bottom: var(--space-xl);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.faq-tab {
    padding: var(--space-sm) var(--space-lg);
    border: 1px solid var(--outline);
    border-radius: var(--radius-sm);
    background: transparent;
    color: var(--text-secondary);
    font-family: var(--font-sans);
    font-size: 0.8125rem;
    font-weight: 500;
    cursor: pointer;
    transition: color 0.2s, background 0.2s, border-color 0.2s;
    white-space: nowrap;
}

.faq-tab:hover {
    border-color: rgba(78, 205, 196, 0.3);
    color: var(--text-primary);
}

.faq-tab.active {
    background: var(--primary);
    color: var(--on-primary);
    border-color: var(--primary);
}

.faq-tab-content {
    display: none;
}

.faq-tab-content.active {
    display: flex;
    flex-direction: column;
    gap: var(--space-base);
}

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

.faq-item {
    background: var(--surface);
    border: 1px solid var(--outline);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: border-color 0.3s, box-shadow 0.3s;
}

.faq-item:hover {
    border-color: rgba(78, 205, 196, 0.3);
}

.faq-item.active {
    border-color: rgba(78, 205, 196, 0.4);
    box-shadow: 0 4px 24px rgba(78, 205, 196, 0.08);
}

.faq-question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-lg);
    cursor: pointer;
    user-select: none;
}

.faq-question h4 {
    margin: 0;
    font-size: 1rem;
    font-weight: 500;
    line-height: 1.4;
}

.faq-chevron {
    font-size: 24px;
    color: var(--text-secondary);
    transition: transform 0.3s;
    flex-shrink: 0;
    margin-left: var(--space-base);
}

.faq-item.active .faq-chevron {
    transform: rotate(180deg);
    color: var(--primary);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s ease, padding 0.35s ease;
    padding: 0 var(--space-lg);
}

.faq-item.active .faq-answer {
    max-height: 600px;
    padding: 0 var(--space-lg) var(--space-lg);
}

.faq-answer p {
    font-size: 0.9375rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin: 0;
}

/* ============================================
   PRICING
   ============================================ */

.section-pricing {
    border-top: 1px solid var(--outline);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
    margin-bottom: var(--space-2xl);
}

@media (max-width: 768px) {
    .pricing-grid {
        grid-template-columns: 1fr;
    }
}

.pricing-card {
    background: var(--surface);
    border: 1px solid var(--outline);
    border-radius: var(--radius-md);
    padding: var(--space-xl);
    transition: border-color 0.3s, box-shadow 0.3s;
}

.pricing-card:hover {
    border-color: rgba(78, 205, 196, 0.3);
    box-shadow: 0 4px 24px rgba(78, 205, 196, 0.08);
}

.pricing-card.featured {
    border-color: var(--primary);
    position: relative;
}

.pricing-card.featured::before {
    content: attr(data-badge);
    position: absolute;
    top: -1px;
    left: var(--space-lg);
    padding: 4px 12px;
    background: var(--primary);
    color: var(--on-primary);
    font-size: 0.75rem;
    font-weight: 500;
    border-radius: 0 0 var(--radius-sm) var(--radius-sm);
}

/* Hide badge if no data-badge attribute */
.pricing-card.featured:not([data-badge])::before {
    display: none;
}

.pricing-tier {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--primary);
    margin-bottom: var(--space-sm);
    font-variant-numeric: tabular-nums;
}

.pricing-card h3 {
    margin-bottom: var(--space-md);
}

.pricing-price {
    font-family: var(--font-mono);
    font-size: 1.5rem;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: var(--space-sm);
    font-variant-numeric: tabular-nums;
}

.pricing-best {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-lg);
    padding-bottom: var(--space-lg);
    border-bottom: 1px solid var(--outline);
    line-height: 1.45;
}

.pricing-features {
    list-style: none;
    margin-bottom: var(--space-lg);
}

.pricing-features li {
    display: flex;
    align-items: flex-start;
    gap: var(--space-sm);
    font-size: 0.875rem;
    color: var(--text-secondary);
    padding: 6px 0;
    line-height: 1.45;
}

.pricing-features li .material-symbols-outlined {
    font-size: 18px;
    color: var(--success);
    flex-shrink: 0;
    margin-top: 2px;
}

/* ============================================
   DEVICE SECTION
   ============================================ */

.device-section {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: var(--space-2xl);
    align-items: start;
    background: var(--surface);
    border: 1px solid var(--outline);
    border-radius: var(--radius-lg);
    padding: var(--space-2xl);
}

@media (max-width: 768px) {
    .device-section {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .device-illustration {
        margin: 0 auto;
    }
}

.device-info h3 {
    margin-bottom: var(--space-md);
}

.device-price {
    font-family: var(--font-mono);
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--primary);
    margin-bottom: var(--space-lg);
    font-variant-numeric: tabular-nums;
}

.device-price small {
    font-size: 0.875rem;
    font-weight: 400;
    color: var(--text-secondary);
}

.device-details {
    list-style: none;
    margin-bottom: var(--space-lg);
}

.device-details li {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 0.9375rem;
    color: var(--text-secondary);
    padding: 6px 0;
}

.device-details .material-symbols-outlined {
    font-size: 18px;
    color: var(--success);
    flex-shrink: 0;
}

.device-notice {
    background: var(--surface-variant);
    border: 1px solid var(--outline);
    border-radius: var(--radius-sm);
    padding: var(--space-base);
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-lg);
    line-height: 1.45;
}

.trial-steps {
    display: flex;
    gap: var(--space-base);
    flex-wrap: wrap;
    margin-bottom: var(--space-lg);
}

.trial-step {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.step-num {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--primary);
    color: var(--on-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: 600;
    flex-shrink: 0;
}

/* ============================================
   DEVICE CALLOUT (embedded in cards)
   ============================================ */

.device-callout {
    background: rgba(78, 205, 196, 0.06);
    border: 1px solid rgba(78, 205, 196, 0.2);
    border-radius: var(--radius-sm);
    padding: var(--space-base);
    margin-bottom: var(--space-md);
}

.device-callout-header {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-xs);
}

.device-callout-header svg {
    flex-shrink: 0;
}

.device-callout-header strong {
    display: block;
    font-size: 0.875rem;
    color: var(--text-primary);
}

.device-callout-price {
    font-family: var(--font-mono);
    font-size: 1.125rem;
    font-weight: 500;
    color: var(--primary);
    margin-top: 2px;
    font-variant-numeric: tabular-nums;
}

.device-callout-note {
    font-size: 0.8125rem;
    color: var(--text-secondary);
    margin: 0;
    line-height: 1.4;
}

/* Device specs compact (inside path/pricing cards) */
.device-specs-compact {
    border-top: 1px solid var(--outline);
    padding-top: var(--space-md);
    margin-top: var(--space-sm);
    margin-bottom: var(--space-md);
}

/* ============================================
   CASE STUDIES
   ============================================ */

.section-cases {
    border-top: 1px solid var(--outline);
}

.cases-carousel {
    position: relative;
}

.cases-grid {
    display: flex;
    gap: var(--space-lg);
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    scrollbar-width: none;
    -ms-overflow-style: none;
    padding-bottom: var(--space-sm);
}

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

.case-card {
    flex: 0 0 calc(33.333% - var(--space-base));
    scroll-snap-align: start;
    border-radius: var(--radius-md);
    overflow: hidden;
    position: relative;
    aspect-ratio: 3 / 4;
    border: 1px solid var(--outline);
}

@media (max-width: 1024px) {
    .case-card {
        flex: 0 0 calc(50% - var(--space-md));
    }
}

@media (max-width: 768px) {
    .case-card {
        flex: 0 0 calc(100% - var(--space-sm));
    }
}

.case-card-img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.case-card-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to top, rgba(13, 27, 42, 0.95) 0%, rgba(13, 27, 42, 0.4) 50%, transparent 100%);
    z-index: 1;
}

.case-card-content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: var(--space-lg);
    z-index: 2;
}

.case-tag {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 10px;
    border-radius: 100px;
    font-size: 0.6875rem;
    font-weight: 500;
    margin-bottom: var(--space-md);
    border: 1px solid;
}

.case-tag--residential {
    background: rgba(78, 205, 196, 0.12);
    color: var(--primary);
    border-color: rgba(78, 205, 196, 0.25);
}

.case-tag--industrial {
    background: rgba(216, 124, 74, 0.12);
    color: var(--warning);
    border-color: rgba(216, 124, 74, 0.25);
}

.case-tag--hospitality {
    background: rgba(34, 197, 94, 0.12);
    color: var(--success);
    border-color: rgba(34, 197, 94, 0.25);
}

.case-tag--utility {
    background: rgba(36, 140, 255, 0.12);
    color: var(--info);
    border-color: rgba(36, 140, 255, 0.25);
}

.case-tag--fleet {
    background: rgba(216, 124, 74, 0.12);
    color: var(--warning);
    border-color: rgba(216, 124, 74, 0.25);
}

.case-tag--community {
    background: rgba(78, 205, 196, 0.12);
    color: var(--primary);
    border-color: rgba(78, 205, 196, 0.25);
}

.case-tag .material-symbols-outlined {
    font-size: 14px;
}

.case-card-content h3 {
    font-size: 1.125rem;
    margin-bottom: var(--space-sm);
    line-height: 1.25;
}

.case-card-content p {
    font-size: 0.8125rem;
    line-height: 1.45;
    color: var(--text-secondary);
}

.cases-nav {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-base);
    margin-top: var(--space-lg);
}

.cases-nav-btn {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: 1px solid var(--outline);
    background: transparent;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: background 0.2s, transform 0.2s;
}

.cases-nav-btn:hover:not(:disabled) {
    background: var(--surface-variant);
}

.cases-nav-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.cases-dots {
    display: flex;
    gap: 6px;
}

.cases-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    border: none;
    background: rgba(255, 255, 255, 0.2);
    cursor: pointer;
    padding: 0;
    transition: background 0.2s;
}

.cases-dot.active {
    background: var(--primary);
}

/* ============================================
   CREDIBILITY
   ============================================ */

.section-credibility {
    border-top: 1px solid var(--outline);
    text-align: center;
}

.credibility-label {
    margin-bottom: var(--space-lg);
}

.logos-row {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--space-xl);
    flex-wrap: wrap;
    margin-bottom: var(--space-xl);
}

.logo-box {
    background: var(--surface);
    border: 1px solid var(--outline);
    border-radius: var(--radius-sm);
    padding: var(--space-base) var(--space-lg);
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: border-color 0.2s;
}

.logo-box:hover {
    border-color: rgba(78, 205, 196, 0.3);
}

.logo-box.partner-logo {
    min-width: 190px;
    min-height: 72px;
    background: var(--surface);
    border-color: var(--outline);
}

.logo-box.microsoft-program {
    min-width: 216px;
}

.partner-logo-image {
    max-width: 100%;
    max-height: 44px;
    width: auto;
    height: auto;
    filter: brightness(0) invert(1) opacity(0.85);
}

.partner-name {
    font-family: var(--font-sans);
    font-size: 0.84rem;
    font-weight: 600;
    line-height: 1.25;
    color: var(--text-secondary);
    text-align: center;
}

@media (max-width: 540px) {
    .logo-box.partner-logo {
        min-width: 140px;
    }

    .logo-box.microsoft-program {
        min-width: 160px;
    }
}

.earthshot-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md) var(--space-lg);
    border: 1px solid rgba(34, 197, 94, 0.3);
    border-radius: var(--radius-md);
    background: rgba(34, 197, 94, 0.08);
    text-align: left;
}

.earthshot-logo {
    height: 40px;
    width: auto;
}

.earthshot-text {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.earthshot-title {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--success);
}

.earthshot-years {
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--text-secondary);
}

/* ============================================
   UPDATES / NEWS
   ============================================ */

.section-updates {
    border-top: 1px solid var(--outline);
}

.updates-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-lg);
}

@media (max-width: 768px) {
    .updates-grid {
        grid-template-columns: 1fr;
    }
}

.update-card {
    background: var(--surface);
    border: 1px solid var(--outline);
    border-radius: var(--radius-md);
    padding: var(--space-lg);
    transition: border-color 0.3s;
}

.update-card:hover {
    border-color: rgba(78, 205, 196, 0.3);
}

.update-card-date {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-sm);
    letter-spacing: 0.04em;
    font-variant-numeric: tabular-nums;
}

.update-card h3 {
    font-size: 1rem;
    font-weight: 500;
    margin-bottom: var(--space-sm);
    line-height: 1.25;
}

.update-card p {
    font-size: 0.875rem;
    line-height: 1.45;
    color: var(--text-secondary);
    margin-bottom: var(--space-base);
}

.update-card-tag {
    display: inline-block;
    padding: 3px 10px;
    background: var(--surface-variant);
    border: 1px solid var(--outline);
    border-radius: 100px;
    font-size: 0.6875rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.update-card-link {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    margin-top: var(--space-md);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--primary);
}

.update-card-link .material-symbols-outlined {
    font-size: 16px;
}

/* ============================================
   EVENTS
   ============================================ */

.section-events {
    border-top: 1px solid var(--outline);
}

.events-list {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-base);
    width: 100%;
}

.event-item {
    display: flex;
    gap: var(--space-lg);
    align-items: flex-start;
    padding: var(--space-lg);
    border: 1px solid var(--outline);
    border-radius: var(--radius-md);
    background: var(--surface);
    transition: border-color 0.3s;
}

.event-details {
    flex: 1;
    min-width: 0;
}

.event-item:hover {
    border-color: rgba(78, 205, 196, 0.3);
}

.event-item.event-past {
    opacity: 0.5;
}

.event-date-block {
    text-align: center;
    min-width: 56px;
    flex-shrink: 0;
}

.event-date-month {
    font-family: var(--font-mono);
    font-size: 0.6875rem;
    text-transform: uppercase;
    color: var(--text-secondary);
    letter-spacing: 0.05em;
}

.event-date-day {
    font-family: var(--font-mono);
    font-size: 1.5rem;
    font-weight: 500;
    color: var(--text-primary);
    line-height: 1.2;
    font-variant-numeric: tabular-nums;
}

.event-date-year {
    font-family: var(--font-mono);
    font-size: 0.6875rem;
    color: var(--text-secondary);
    font-variant-numeric: tabular-nums;
}

.event-details h4 {
    margin-bottom: var(--space-xs);
}

.event-details p {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.45;
    margin-bottom: var(--space-sm);
}

.event-badge {
    display: inline-block;
    padding: 2px 10px;
    border-radius: 100px;
    font-size: 0.6875rem;
    font-weight: 500;
    margin-bottom: var(--space-sm);
}

.event-badge-upcoming {
    background: rgba(78, 205, 196, 0.12);
    color: var(--primary);
    border: 1px solid rgba(78, 205, 196, 0.25);
}

.event-badge-past {
    background: var(--surface-variant);
    color: var(--text-secondary);
    border: 1px solid var(--outline);
}

.event-meta {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 0.8125rem;
    color: var(--text-secondary);
}

.event-meta .material-symbols-outlined {
    font-size: 16px;
}

/* ============================================
   BRING JILA TO YOUR MARKET
   ============================================ */

/* ============================================
   CONTACT / LEAD CAPTURE
   ============================================ */

.contact-partnership {
    margin-bottom: var(--space-lg);
    padding: var(--space-lg);
    border: 1px solid var(--outline);
    border-radius: var(--radius-md);
    background: var(--surface);
}

.contact-partnership h3 {
    margin-bottom: var(--space-sm);
    color: var(--primary);
}

.contact-partnership p {
    font-size: 0.9375rem;
    line-height: 1.5;
    color: var(--text-secondary);
    margin: 0;
}

.section-contact {
    border-top: 1px solid var(--outline);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2xl);
    align-items: start;
}

@media (max-width: 768px) {
    .contact-grid {
        grid-template-columns: 1fr;
    }
}

.contact-text h2 {
    margin-bottom: var(--space-base);
}

.contact-text p {
    color: var(--text-secondary);
    font-size: 1rem;
    line-height: 1.5;
    margin-bottom: var(--space-lg);
}

.contact-steps {
    list-style: none;
}

.contact-steps li {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 0.9375rem;
    color: var(--text-secondary);
    padding: var(--space-xs) 0;
}

.contact-steps .material-symbols-outlined {
    font-size: 18px;
    color: var(--success);
}

.contact-form {
    background: var(--surface);
    border: 1px solid var(--outline);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
}

.contact-methods {
    display: flex;
    gap: var(--space-sm);
    margin-bottom: var(--space-lg);
}

.contact-method-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: var(--space-md) var(--space-base);
    background: transparent;
    border: 1px solid var(--outline);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-family: var(--font-sans);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: border-color 0.2s, background 0.2s;
}

.contact-method-btn:hover {
    border-color: var(--text-secondary);
}

.contact-method-btn.active {
    background: rgba(78, 205, 196, 0.10);
    border-color: var(--primary);
    color: var(--primary);
}

.contact-method-btn svg {
    width: 18px;
    height: 18px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-base);
    margin-bottom: var(--space-base);
}

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

@media (max-width: 540px) {
    .form-row {
        grid-template-columns: 1fr;
    }
}

.form-group {
    margin-bottom: var(--space-base);
}

.form-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: var(--space-sm);
    letter-spacing: 0.01em;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: var(--space-md) var(--space-base);
    background: var(--surface-variant);
    border: 1px solid var(--outline);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: var(--font-sans);
    font-size: 0.9375rem;
    transition: border-color 0.2s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(78, 205, 196, 0.20);
}

.form-group textarea {
    min-height: 100px;
    resize: vertical;
}

.form-group select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12'%3E%3Cpath d='M2 4l4 4 4-4' stroke='%23D1D5DB' stroke-width='1.5' fill='none'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 32px;
}

.btn-whatsapp {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    width: 100%;
    padding: 14px;
    background: #25D366;
    color: #fff;
    border: none;
    border-radius: var(--radius-md);
    font-family: var(--font-sans);
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: opacity 0.2s, transform 0.15s;
}

.btn-whatsapp:hover {
    opacity: 0.9;
    transform: translateY(-1px);
}

.btn-whatsapp svg {
    flex-shrink: 0;
}

.btn-whatsapp:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.spinner {
    display: inline-block;
    width: 18px;
    height: 18px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: #fff;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
    vertical-align: middle;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* ============================================
   FOOTER
   ============================================ */

footer {
    border-top: 1px solid var(--outline);
    padding: var(--space-xl) 0;
}

.footer-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--space-base);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-weight: 600;
    font-size: 1rem;
    color: var(--text-primary);
}

.footer-links {
    display: flex;
    gap: var(--space-lg);
    list-style: none;
}

.footer-links a {
    font-size: 0.875rem;
    color: var(--text-secondary);
    transition: color 0.2s;
}

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

.footer-copy {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

@media (max-width: 768px) {
    .footer-inner {
        flex-direction: column;
        text-align: center;
    }
}

/* ============================================
   ANIMATIONS (respects prefers-reduced-motion)
   ============================================ */

@media (prefers-reduced-motion: no-preference) {
    .js-ready .fade-up {
        opacity: 0;
        transform: translateY(24px);
        transition: opacity 0.6s ease, transform 0.6s ease;
    }

    .js-ready .fade-up.visible {
        opacity: 1;
        transform: translateY(0);
    }

    .js-ready .stagger>* {
        opacity: 0;
        transform: translateY(20px);
        transition: opacity 0.5s ease, transform 0.5s ease;
    }

    .js-ready .stagger.visible>*:nth-child(1) {
        transition-delay: 0ms;
    }

    .js-ready .stagger.visible>*:nth-child(2) {
        transition-delay: 80ms;
    }

    .js-ready .stagger.visible>*:nth-child(3) {
        transition-delay: 160ms;
    }

    .js-ready .stagger.visible>*:nth-child(4) {
        transition-delay: 240ms;
    }

    .js-ready .stagger.visible>* {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (prefers-reduced-motion: reduce) {
    .fade-up {
        opacity: 1;
        transform: none;
    }

    .stagger>* {
        opacity: 1;
        transform: none;
    }
}

/* ============================================
   MATERIAL SYMBOLS OVERRIDES
   ============================================ */

.material-symbols-outlined {
    font-variation-settings: 'FILL' 0, 'wght' 300, 'GRAD' 0, 'opsz' 24;
    overflow: hidden;
    width: 1em;
    height: 1em;
    display: inline-block;
    vertical-align: middle;
}

.material-symbols-outlined:not(.icons-ready) {
    color: transparent;
}

html.icons-loaded .material-symbols-outlined {
    color: inherit;
    overflow: visible;
    width: auto;
    height: auto;
}

.trust-chip .material-symbols-outlined {
    font-size: 16px;
}

.problem-card-icon .material-symbols-outlined {
    font-size: 24px;
    color: var(--primary);
}

.step-icon .material-symbols-outlined {
    font-size: 24px;
    color: var(--primary);
}

.pricing-features li .material-symbols-outlined {
    font-size: 18px;
    color: var(--success);
    flex-shrink: 0;
    margin-top: 2px;
}

.footer-social {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.footer-social span {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-right: var(--space-xs);
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--surface-variant);
    color: var(--text-primary);
    transition: all 0.2s ease;
}

.social-link:hover {
    background: var(--primary);
    color: var(--surface);
    transform: translateY(-2px);
}

@media (max-width: 768px) {
    .footer-social {
        justify-content: center;
        width: 100%;
    }

    .nav-lang,
    .faq-question,
    .segment-nav-btn,
    .social-link {
        min-height: 48px;
        min-width: 48px;
    }
}

/* ============================================
   SMALL PHONES (≤480px)
   ============================================ */
@media (max-width: 480px) {
    :root {
        --section-padding: 48px;
        --space-2xl: 24px;
    }

    .container {
        padding-left: var(--space-base);
        padding-right: var(--space-base);
    }

    .hero-subtitle {
        font-size: 0.875rem;
    }

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

    .hero-ctas .btn-primary,
    .hero-ctas .btn-secondary {
        width: 100%;
        justify-content: center;
        min-height: 48px;
    }

    .device-section {
        padding: var(--space-lg);
        gap: var(--space-lg);
    }

    .pricing-card {
        padding: var(--space-lg);
    }

    .section-header {
        margin-bottom: var(--space-xl);
    }
}