/* ═══════════════════════════════════════════════════════ */
/* DESIGN TOKENS                                          */
/* ═══════════════════════════════════════════════════════ */
:root {
    /* Brand Gradient */
    --purple-deep: #4A0E8F;
    --purple-mid: #6B21A8;
    --blue-vivid: #2563EB;
    --blue-light: #3B82F6;
    --gradient-brand: linear-gradient(135deg, var(--purple-deep) 0%, var(--blue-vivid) 100%);
    --gradient-brand-hover: linear-gradient(135deg, var(--purple-mid) 0%, var(--blue-light) 100%);
    --gradient-brand-subtle: linear-gradient(135deg, rgba(74,14,143,0.08) 0%, rgba(37,99,235,0.08) 100%);

    /* Neutrals */
    --navy: #0A1128;
    --navy-soft: #1B2541;
    --charcoal: #1E293B;
    --slate: #334155;
    --gray-600: #475569;
    --gray-400: #94A3B8;
    --gray-300: #CBD5E1;
    --gray-100: #F1F5F9;
    --gray-50: #F8FAFC;
    --white: #FFFFFF;

    /* Surfaces */
    --surface: var(--white);
    --surface-subtle: var(--gray-50);
    --surface-muted: var(--gray-100);
    --surface-dark: var(--navy);
    --surface-dark-soft: var(--navy-soft);

    /* Text */
    --text-primary: var(--navy);
    --text-secondary: var(--gray-600);
    --text-muted: var(--gray-400);
    --text-inverse: var(--white);

    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;
    --space-5xl: 8rem;

    /* Typography */
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --text-xs: 0.75rem;
    --text-sm: 0.875rem;
    --text-base: 1rem;
    --text-lg: 1.125rem;
    --text-xl: 1.25rem;
    --text-2xl: 1.5rem;
    --text-3xl: 1.875rem;
    --text-4xl: 2.25rem;
    --text-5xl: 3rem;
    --text-6xl: 3.75rem;
    --text-7xl: 4.5rem;

    /* Radii */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.07), 0 2px 4px -2px rgba(0,0,0,0.05);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.08), 0 4px 6px -4px rgba(0,0,0,0.04);
    --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.08), 0 8px 10px -6px rgba(0,0,0,0.04);
    --shadow-2xl: 0 25px 50px -12px rgba(0,0,0,0.15);
    --shadow-glow: 0 0 60px rgba(74,14,143,0.15), 0 0 120px rgba(37,99,235,0.1);

    /* Transitions */
    --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
    --transition-fast: 150ms var(--ease-out);
    --transition-base: 300ms var(--ease-out);
    --transition-slow: 500ms var(--ease-out);

    /* Nav height */
    --nav-height: 80px;
}

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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-body);
    font-size: var(--text-base);
    line-height: 1.7;
    color: var(--text-primary);
    background: var(--surface);
    overflow-x: hidden;
}

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

a {
    color: inherit;
    text-decoration: none;
}

button, input, select, textarea {
    font-family: inherit;
    font-size: inherit;
}

::selection {
    background: rgba(74,14,143,0.15);
    color: var(--navy);
}

/* ═══════════════════════════════════════════════════════ */
/* LAYOUT                                                 */
/* ═══════════════════════════════════════════════════════ */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-xl);
}

.section {
    padding: var(--space-5xl) 0;
    position: relative;
}

.section--light {
    background: var(--surface);
}

.section--subtle {
    background: var(--surface-subtle);
}

.section--dark {
    background: var(--surface-dark);
    color: var(--text-inverse);
}

/* ═══════════════════════════════════════════════════════ */
/* SECTION LABELS & HEADINGS                              */
/* ═══════════════════════════════════════════════════════ */
.section-label {
    display: inline-block;
    font-size: var(--text-xs);
    font-weight: 700;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    background: var(--gradient-brand);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--space-lg);
}

.section-label--light {
    background: linear-gradient(135deg, #C084FC 0%, #93C5FD 100%);
    -webkit-background-clip: text;
    background-clip: text;
}

.section-heading {
    font-size: var(--text-4xl);
    font-weight: 800;
    line-height: 1.15;
    letter-spacing: -0.025em;
    color: var(--text-primary);
    margin-bottom: var(--space-xl);
}

.section-heading--centered {
    text-align: center;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.section-intro {
    text-align: center;
    margin-bottom: var(--space-4xl);
}

/* ═══════════════════════════════════════════════════════ */
/* BUTTONS                                                */
/* ═══════════════════════════════════════════════════════ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: 0.75rem 1.75rem;
    border-radius: var(--radius-full);
    font-weight: 700;
    font-size: var(--text-sm);
    cursor: pointer;
    border: none;
    transition: all var(--transition-base);
    white-space: nowrap;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--gradient-brand);
    color: var(--text-inverse);
    box-shadow: 0 4px 15px rgba(74,14,143,0.3);
}

.btn-primary:hover {
    background: var(--gradient-brand-hover);
    box-shadow: 0 6px 25px rgba(74,14,143,0.4);
    transform: translateY(-2px);
}

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

.btn-outline {
    background: transparent;
    color: var(--text-inverse);
    border: 2px solid rgba(255,255,255,0.3);
    backdrop-filter: blur(4px);
}

.btn-outline:hover {
    border-color: rgba(255,255,255,0.6);
    background: rgba(255,255,255,0.08);
}

.btn-lg {
    padding: 1rem 2.25rem;
    font-size: var(--text-base);
}

.btn-full {
    width: 100%;
}

/* ═══════════════════════════════════════════════════════ */
/* 1. NAVIGATION                                          */
/* ═══════════════════════════════════════════════════════ */
.glass-nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--nav-height);
    z-index: 1000;
    background: rgba(255, 255, 255, 0.75);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border-bottom: 1px solid rgba(0,0,0,0.06);
    transition: all var(--transition-base);
}

.glass-nav.scrolled {
    background: rgba(255,255,255,0.92);
    box-shadow: var(--shadow-md);
}

.nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-xl);
    height: 100%;
}

.logo-group {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.logo-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    object-fit: contain;
}

.logo-text {
    display: flex;
    flex-direction: column;
}

.logo-name {
    font-size: var(--text-xl);
    font-weight: 800;
    letter-spacing: -0.025em;
    color: var(--navy);
    line-height: 1.2;
}

.logo-name-accent {
    background: var(--gradient-brand);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.logo-tagline {
    font-size: 0.6rem;
    font-weight: 600;
    letter-spacing: 0.18em;
    color: var(--gray-400);
    text-transform: uppercase;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--navy);
    padding: var(--space-sm);
}

/* ═══════════════════════════════════════════════════════ */
/* 2. HERO                                                */
/* ═══════════════════════════════════════════════════════ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: calc(var(--nav-height) + var(--space-4xl)) var(--space-xl) var(--space-4xl);
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        180deg,
        rgba(10,17,40,0.85) 0%,
        rgba(10,17,40,0.75) 40%,
        rgba(10,17,40,0.9) 100%
    );
}

.hero-ghost-text {
    position: absolute;
    bottom: -5%;
    left: -2%;
    font-size: clamp(6rem, 18vw, 20rem);
    font-weight: 900;
    letter-spacing: -0.05em;
    color: rgba(255,255,255,0.02);
    z-index: 1;
    line-height: 0.85;
    pointer-events: none;
    user-select: none;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 860px;
}

.hero-badge {
    display: inline-block;
    padding: 0.5rem 1.25rem;
    border-radius: var(--radius-full);
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.12);
    color: rgba(255,255,255,0.8);
    font-size: var(--text-xs);
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin-bottom: var(--space-2xl);
    backdrop-filter: blur(8px);
    animation: fadeInDown 0.8s var(--ease-out) both;
}

.hero-headline {
    font-size: clamp(var(--text-4xl), 5.5vw, var(--text-7xl));
    font-weight: 900;
    line-height: 1.05;
    letter-spacing: -0.03em;
    color: var(--white);
    margin-bottom: var(--space-xl);
    animation: fadeInUp 0.8s var(--ease-out) 0.15s both;
}

.hero-subtext {
    font-size: clamp(var(--text-base), 1.3vw, var(--text-lg));
    line-height: 1.8;
    color: rgba(255,255,255,0.65);
    max-width: 680px;
    margin: 0 auto var(--space-2xl);
    animation: fadeInUp 0.8s var(--ease-out) 0.3s both;
}

.hero-ctas {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-md);
    animation: fadeInUp 0.8s var(--ease-out) 0.45s both;
}

/* Scroll indicator */
.scroll-indicator {
    position: absolute;
    bottom: var(--space-2xl);
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
}

.scroll-line {
    width: 2px;
    height: 48px;
    background: rgba(255,255,255,0.15);
    border-radius: 999px;
    overflow: hidden;
    position: relative;
}

.scroll-line::after {
    content: '';
    position: absolute;
    top: 0;
    width: 100%;
    height: 16px;
    background: var(--gradient-brand);
    border-radius: 999px;
    animation: scrollPulse 2s ease-in-out infinite;
}

/* ═══════════════════════════════════════════════════════ */
/* 3. WHO WE ARE                                          */
/* ═══════════════════════════════════════════════════════ */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4xl);
    align-items: center;
}

.about-text {
    max-width: 520px;
}

.about-paragraph {
    font-size: var(--text-lg);
    color: var(--text-secondary);
    margin-bottom: var(--space-lg);
    line-height: 1.8;
}

.about-stats {
    display: flex;
    gap: var(--space-2xl);
    margin-top: var(--space-2xl);
    padding-top: var(--space-2xl);
    border-top: 1px solid var(--gray-100);
}

.stat {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-size: var(--text-3xl);
    font-weight: 900;
    background: var(--gradient-brand);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.1;
}

.stat-label {
    font-size: var(--text-xs);
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-top: var(--space-xs);
}

.about-image-wrap {
    display: flex;
    justify-content: flex-end;
}

.about-image-container {
    position: relative;
    width: 100%;
    max-width: 480px;
    border-radius: var(--radius-2xl);
    overflow: hidden;
}

.about-image {
    width: 100%;
    height: 400px;
    object-fit: cover;
    border-radius: var(--radius-2xl);
    transition: transform var(--transition-slow);
}

.about-image-container:hover .about-image {
    transform: scale(1.03);
}

.about-image-accent {
    position: absolute;
    inset: 0;
    border-radius: var(--radius-2xl);
    background: linear-gradient(180deg, transparent 40%, rgba(74,14,143,0.25) 100%);
    pointer-events: none;
}

/* ═══════════════════════════════════════════════════════ */
/* 4. SERVICES GRID                                       */
/* ═══════════════════════════════════════════════════════ */
.services-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-xl);
}

.service-card {
    background: var(--surface);
    border-radius: var(--radius-2xl);
    padding: var(--space-2xl);
    position: relative;
    overflow: hidden;
    transition: all var(--transition-base);
    cursor: default;
}

.service-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-xl);
}

.service-card:hover .service-hover-line {
    transform: scaleX(1);
}

.service-card:hover .service-icon-wrap {
    background: var(--gradient-brand);
}

.service-card:hover .service-icon-wrap .material-symbols-outlined {
    color: var(--white);
}

.service-icon-wrap {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-lg);
    background: var(--gradient-brand-subtle);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-xl);
    transition: all var(--transition-base);
}

.service-icon-wrap .material-symbols-outlined {
    font-size: 28px;
    background: var(--gradient-brand);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    transition: all var(--transition-base);
}

.service-number {
    position: absolute;
    top: var(--space-xl);
    right: var(--space-xl);
    font-size: var(--text-5xl);
    font-weight: 900;
    color: var(--gray-100);
    line-height: 1;
    transition: color var(--transition-base);
}

.service-card:hover .service-number {
    background: var(--gradient-brand);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    opacity: 0.15;
}

.service-title {
    font-size: var(--text-xl);
    font-weight: 800;
    margin-bottom: var(--space-md);
    line-height: 1.3;
    letter-spacing: -0.015em;
}

.service-desc {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    line-height: 1.7;
}

.service-hover-line {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-brand);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-base);
}

/* ═══════════════════════════════════════════════════════ */
/* 5. OUR DIFFERENCE                                      */
/* ═══════════════════════════════════════════════════════ */
.difference {
    overflow: hidden;
    text-align: center;
}

.difference-bg {
    position: absolute;
    inset: 0;
    overflow: hidden;
}

.difference-gradient-orb {
    position: absolute;
    width: 500px;
    height: 500px;
    border-radius: 50%;
    filter: blur(120px);
    opacity: 0.15;
}

.difference-gradient-orb--left {
    top: -20%;
    left: -10%;
    background: var(--purple-deep);
}

.difference-gradient-orb--right {
    bottom: -20%;
    right: -10%;
    background: var(--blue-vivid);
}

.difference-content {
    position: relative;
    z-index: 1;
}

.difference-headline {
    font-size: clamp(var(--text-3xl), 4.5vw, var(--text-6xl));
    font-weight: 900;
    letter-spacing: -0.03em;
    color: var(--white);
    margin-bottom: var(--space-md);
    line-height: 1.1;
}

.difference-subheadline {
    font-size: clamp(var(--text-xl), 2vw, var(--text-2xl));
    font-weight: 600;
    background: linear-gradient(135deg, #C084FC 0%, #93C5FD 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--space-xl);
}

.difference-text {
    font-size: var(--text-lg);
    color: rgba(255,255,255,0.6);
    max-width: 580px;
    margin: 0 auto var(--space-3xl);
    line-height: 1.8;
}

.difference-pillars {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-lg);
    flex-wrap: wrap;
}

.pillar {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-lg) var(--space-xl);
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: var(--radius-xl);
    backdrop-filter: blur(8px);
    transition: all var(--transition-base);
}

.pillar:hover {
    background: rgba(255,255,255,0.08);
    border-color: rgba(255,255,255,0.15);
    transform: translateY(-3px);
}

.pillar .material-symbols-outlined {
    font-size: 32px;
    color: rgba(255,255,255,0.7);
}

.pillar span:last-child {
    font-size: var(--text-sm);
    font-weight: 700;
    color: rgba(255,255,255,0.8);
    letter-spacing: 0.03em;
}

.pillar--highlight {
    background: var(--gradient-brand);
    border-color: transparent;
}

.pillar--highlight .material-symbols-outlined,
.pillar--highlight span:last-child {
    color: var(--white);
}

.pillar-connector {
    font-size: var(--text-2xl);
    font-weight: 900;
    color: rgba(255,255,255,0.2);
}

/* ═══════════════════════════════════════════════════════ */
/* 6. CLIENT FOOTPRINT / MARQUEE                         */
/* ═══════════════════════════════════════════════════════ */
.clients {
    padding-bottom: var(--space-4xl);
}

.marquee-container {
    overflow: hidden;
    padding: var(--space-2xl) 0;
    position: relative;
}

.marquee-container::before,
.marquee-container::after {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    width: 120px;
    z-index: 2;
    pointer-events: none;
}

.marquee-container::before {
    left: 0;
    background: linear-gradient(90deg, var(--surface) 0%, transparent 100%);
}

.marquee-container::after {
    right: 0;
    background: linear-gradient(90deg, transparent 0%, var(--surface) 100%);
}

.marquee-track {
    display: flex;
    width: max-content;
    animation: marquee 40s linear infinite;
}

.marquee-track:hover {
    animation-play-state: paused;
}

.marquee-content {
    display: flex;
    align-items: center;
    gap: var(--space-2xl);
    padding: 0 var(--space-lg);
}

.client-item {
    font-size: var(--text-lg);
    font-weight: 700;
    color: var(--text-primary);
    white-space: nowrap;
    opacity: 0.4;
    transition: opacity var(--transition-base);
    letter-spacing: -0.01em;
}

.client-item:hover {
    opacity: 0.8;
}

.client-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--gradient-brand);
    flex-shrink: 0;
}

/* ═══════════════════════════════════════════════════════ */
/* 7. CONTACT FORM                                        */
/* ═══════════════════════════════════════════════════════ */
.contact-section {
    background: var(--surface-subtle);
}

.contact-card {
    display: grid;
    grid-template-columns: 1fr 1fr;
    background: var(--surface);
    border-radius: var(--radius-2xl);
    overflow: hidden;
    box-shadow: var(--shadow-2xl);
}

.contact-info {
    background: var(--gradient-brand);
    padding: var(--space-4xl);
    display: flex;
    flex-direction: column;
    justify-content: center;
    color: var(--white);
    position: relative;
    overflow: hidden;
}

.contact-info::after {
    content: 'BL';
    position: absolute;
    bottom: -20%;
    right: -10%;
    font-size: 18rem;
    font-weight: 900;
    opacity: 0.06;
    line-height: 0.85;
    pointer-events: none;
}

.contact-headline {
    font-size: var(--text-4xl);
    font-weight: 900;
    line-height: 1.1;
    letter-spacing: -0.03em;
    margin-bottom: var(--space-lg);
}

.contact-subtext {
    font-size: var(--text-lg);
    opacity: 0.85;
    line-height: 1.7;
    margin-bottom: var(--space-3xl);
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: var(--space-xl);
}

.contact-detail-item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
}

.contact-detail-item .material-symbols-outlined {
    font-size: 24px;
    opacity: 0.7;
    margin-top: 2px;
}

.contact-detail-item strong {
    display: block;
    font-weight: 700;
    font-size: var(--text-sm);
    margin-bottom: 2px;
}

.contact-detail-item span {
    font-size: var(--text-sm);
    opacity: 0.7;
}

/* Form side */
.contact-form-wrap {
    padding: var(--space-3xl) var(--space-4xl);
}

.form-title {
    font-size: var(--text-2xl);
    font-weight: 800;
    margin-bottom: var(--space-2xl);
    letter-spacing: -0.02em;
}

.form-row {
    margin-bottom: var(--space-lg);
}

.form-row--2col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
}

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

.form-group label,
.form-group-label {
    display: block;
    font-size: var(--text-xs);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--text-secondary);
    margin-bottom: var(--space-sm);
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="tel"],
.form-group textarea {
    width: 100%;
    padding: 0.875rem 1rem;
    border: 2px solid var(--gray-100);
    border-radius: var(--radius-lg);
    background: var(--surface-subtle);
    color: var(--text-primary);
    outline: none;
    transition: all var(--transition-fast);
    font-size: var(--text-sm);
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--purple-deep);
    background: var(--white);
    box-shadow: 0 0 0 4px rgba(74,14,143,0.08);
}

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

/* Checkbox grid */
.checkbox-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-sm) var(--space-lg);
}

.check-label,
.radio-label {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: var(--text-sm);
    color: var(--text-secondary);
    cursor: pointer;
    padding: var(--space-xs) 0;
    transition: color var(--transition-fast);
}

.check-label:hover,
.radio-label:hover {
    color: var(--text-primary);
}

.check-label input,
.radio-label input {
    accent-color: var(--purple-deep);
    width: 16px;
    height: 16px;
    cursor: pointer;
}

.radio-group {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
}

/* Submit button */
.contact-form .btn {
    margin-top: var(--space-lg);
}

/* ═══════════════════════════════════════════════════════ */
/* 8. FOOTER                                              */
/* ═══════════════════════════════════════════════════════ */
.footer {
    background: var(--surface-dark);
    color: rgba(255,255,255,0.7);
}

.footer-inner {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: var(--space-4xl);
    padding: var(--space-4xl) var(--space-xl);
}

.logo-group--footer {
    margin-bottom: var(--space-xl);
}

.logo-icon--footer {
    width: 36px;
    height: 36px;
}

.logo-name--footer {
    color: var(--white);
}

.footer-statement {
    font-size: var(--text-sm);
    line-height: 1.8;
    color: rgba(255,255,255,0.45);
    max-width: 420px;
}

.footer-links {
    display: flex;
    gap: var(--space-4xl);
}

.footer-col {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.footer-col h4 {
    font-size: var(--text-xs);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: rgba(255,255,255,0.4);
    margin-bottom: var(--space-sm);
}

.footer-col a {
    font-size: var(--text-sm);
    color: rgba(255,255,255,0.6);
    transition: color var(--transition-fast);
}

.footer-col a:hover {
    color: var(--white);
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.06);
}

.footer-bottom-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-xl);
    font-size: var(--text-xs);
    color: rgba(255,255,255,0.35);
}

.footer-bottom-links {
    display: flex;
    gap: var(--space-xl);
}

.footer-bottom-links a {
    color: rgba(255,255,255,0.35);
    transition: color var(--transition-fast);
}

.footer-bottom-links a:hover {
    color: rgba(255,255,255,0.6);
}

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

@keyframes fadeInDown {
    from { opacity: 0; transform: translateY(-20px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes scrollPulse {
    0% { top: 0; opacity: 1; }
    100% { top: 100%; opacity: 0; }
}

@keyframes marquee {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

/* Scroll reveal */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ═══════════════════════════════════════════════════════ */
/* RESPONSIVE                                             */
/* ═══════════════════════════════════════════════════════ */

/* Tablet */
@media (max-width: 1024px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .about-grid {
        gap: var(--space-2xl);
    }

    .contact-card {
        grid-template-columns: 1fr;
    }

    .contact-info {
        padding: var(--space-3xl);
    }

    .contact-form-wrap {
        padding: var(--space-3xl);
    }

    .footer-inner {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }
}

/* Mobile */
@media (max-width: 768px) {
    :root {
        --nav-height: 70px;
    }

    .section {
        padding: var(--space-4xl) 0;
    }

    .container {
        padding: 0 var(--space-lg);
    }

    /* Nav */
    .logo-tagline {
        display: none;
    }

    .nav-actions .btn {
        display: none;
    }

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

    /* Hero */
    .hero {
        min-height: 90vh;
        padding-bottom: var(--space-3xl);
    }

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

    .hero-ctas .btn {
        width: 100%;
        max-width: 320px;
    }

    /* About */
    .about-grid {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }

    .about-image-wrap {
        order: -1;
        justify-content: center;
    }

    .about-stats {
        gap: var(--space-xl);
    }

    /* Services */
    .services-grid {
        grid-template-columns: 1fr;
    }

    .section-heading {
        font-size: var(--text-3xl);
    }

    /* Difference */
    .difference-pillars {
        gap: var(--space-md);
    }

    .pillar {
        padding: var(--space-md) var(--space-lg);
    }

    .pillar-connector {
        font-size: var(--text-lg);
    }

    /* Form */
    .form-row--2col {
        grid-template-columns: 1fr;
    }

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

    .contact-form-wrap {
        padding: var(--space-2xl) var(--space-lg);
    }

    .contact-info {
        padding: var(--space-2xl) var(--space-lg);
    }

    .contact-headline {
        font-size: var(--text-3xl);
    }

    /* Footer */
    .footer-inner {
        padding: var(--space-3xl) var(--space-lg);
    }

    .footer-links {
        gap: var(--space-2xl);
    }

    .footer-bottom-inner {
        flex-direction: column;
        gap: var(--space-md);
        text-align: center;
    }
}

/* Small mobile */
@media (max-width: 480px) {
    .hero-headline {
        font-size: var(--text-3xl);
    }

    .about-stats {
        flex-direction: column;
        gap: var(--space-lg);
    }

    .difference-pillars {
        flex-direction: column;
    }

    .pillar-connector {
        display: none;
    }
}