/* ============================================
   RevYou Cloud — Landing Page
   Material Design System · B2B Trust
   ============================================ */

/* ---- Tokens ---- */
:root {
    --brand-primary: #025ee3;
    --brand-primary-dark: #0148b3;
    --brand-primary-light: rgba(2, 94, 227, 0.06);
    --brand-gradient: linear-gradient(135deg, #025ee3 0%, #0055ff 100%);
    --brand-gradient-hover: linear-gradient(135deg, #0148b3 0%, #004ce0 100%);
    --brand-hero: linear-gradient(160deg, #025ee3 0%, #4f4a9e 55%, #895cb7 100%);

    --gray-50: #f9fafb;
    --gray-100: #f2f4f7;
    --gray-200: #e4e7ec;
    --gray-300: #d0d5dd;
    --gray-400: #98a2b3;
    --gray-500: #667085;
    --gray-600: #475467;
    --gray-700: #344054;
    --gray-800: #1d2939;
    --gray-900: #101828;

    --success: #12b76a;
    --success-light: rgba(18, 183, 106, 0.08);
    --warning: #f79009;
    --error: #f04438;
    --error-light: rgba(240, 68, 56, 0.08);
    --purple: #7c5bbf;
    --purple-light: rgba(124, 91, 191, 0.08);
    --teal: #0ea5a0;
    --teal-light: rgba(14, 165, 160, 0.08);
    --amber: #dc8c00;
    --amber-light: rgba(220, 140, 0, 0.08);
    --rose: #e04f6b;
    --rose-light: rgba(224, 79, 107, 0.08);

    --surface-primary: #ffffff;
    --surface-page: #f5f7fa;
    --border-color: #e4e7ec;

    --font-family: 'DM Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-md: 1.125rem;
    --font-size-lg: 1.25rem;
    --font-size-xl: 1.5rem;
    --font-size-2xl: 2rem;
    --font-size-3xl: 2.5rem;
    --font-size-4xl: 3.25rem;

    --space-xs: 4px;
    --space-sm: 8px;
    --space-md: 12px;
    --space-lg: 16px;
    --space-xl: 24px;
    --space-2xl: 32px;
    --space-3xl: 48px;
    --space-4xl: 64px;
    --space-5xl: 96px;
    --space-6xl: 128px;

    --radius-sm: 6px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-2xl: 20px;
    --radius-full: 9999px;

    --shadow-xs: 0 1px 2px rgba(16,24,40,0.05);
    --shadow-sm: 0 1px 3px rgba(16,24,40,0.1), 0 1px 2px rgba(16,24,40,0.06);
    --shadow-md: 0 4px 8px -2px rgba(16,24,40,0.1), 0 2px 4px -2px rgba(16,24,40,0.06);
    --shadow-lg: 0 12px 16px -4px rgba(16,24,40,0.08), 0 4px 6px -2px rgba(16,24,40,0.03);
    --shadow-xl: 0 20px 24px -4px rgba(16,24,40,0.08), 0 8px 8px -4px rgba(16,24,40,0.03);
    --shadow-2xl: 0 24px 48px -12px rgba(16,24,40,0.18);
    --shadow-brand: 0 8px 24px rgba(2,94,227,0.22);

    --transition-fast: 0.15s ease;
    --transition-base: 0.25s ease;
    --transition-smooth: 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}


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

body {
    font-family: var(--font-family);
    background: var(--surface-page);
    color: var(--gray-700);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }


/* ============================================
   HEADER
   ============================================ */
.header {
    background: rgba(255,255,255,0.88);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid rgba(228,231,236,0.5);
    transition: box-shadow var(--transition-base), background var(--transition-base);
}

.header.scrolled {
    box-shadow: var(--shadow-md);
    background: rgba(255,255,255,0.95);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 var(--space-2xl);
    height: 68px;
}

.logo {
    display: flex;
    align-items: center;
    flex-shrink: 0;
}

.logo img {
    height: 44px;
    width: auto;
}

.nav-menu {
    display: flex;
    gap: var(--space-xl);
}

.nav-link {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--gray-600);
    padding: var(--space-sm) 0;
    position: relative;
    transition: color var(--transition-fast);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--brand-primary);
    border-radius: 1px;
    transition: width var(--transition-base);
}

.nav-link:hover { color: var(--brand-primary); }
.nav-link:hover::after { width: 100%; }

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

/* Header buttons */
.btn-header {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: var(--font-size-sm);
    font-weight: 600;
    font-family: var(--font-family);
    padding: 8px 20px;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-base);
    border: none;
}

.btn-header--filled {
    background: var(--brand-gradient);
    color: #fff;
    box-shadow: var(--shadow-xs);
}

.btn-header--filled:hover {
    box-shadow: var(--shadow-brand);
    transform: translateY(-1px);
}

.btn-header--outline {
    background: transparent;
    color: var(--brand-primary);
    border: 1.5px solid var(--brand-primary);
}

.btn-header--outline:hover {
    background: var(--brand-primary-light);
}


/* ============================================
   BUTTONS (global)
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    font-family: var(--font-family);
    font-weight: 600;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-base);
    border: none;
    white-space: nowrap;
}

.btn--lg {
    padding: 14px 30px;
    font-size: var(--font-size-base);
}

.btn--primary {
    background: var(--brand-gradient);
    color: #fff;
    box-shadow: var(--shadow-brand);
}

.btn--primary:hover {
    box-shadow: 0 10px 32px rgba(2,94,227,0.35);
    transform: translateY(-2px);
}

.btn--ghost {
    background: rgba(255,255,255,0.12);
    color: #fff;
    border: 1.5px solid rgba(255,255,255,0.2);
    backdrop-filter: blur(8px);
}

.btn--ghost:hover {
    background: rgba(255,255,255,0.22);
    border-color: rgba(255,255,255,0.4);
    transform: translateY(-1px);
}

.btn--white {
    background: #fff;
    color: var(--brand-primary);
    box-shadow: var(--shadow-md);
}

.btn--white:hover {
    box-shadow: var(--shadow-xl);
    transform: translateY(-2px);
}

.btn--glass {
    background: rgba(255,255,255,0.1);
    color: #fff;
    border: 1.5px solid rgba(255,255,255,0.2);
    backdrop-filter: blur(8px);
}

.btn--glass:hover {
    background: rgba(255,255,255,0.2);
    transform: translateY(-1px);
}


/* ============================================
   HERO
   ============================================ */
.hero {
    background: var(--brand-hero);
    color: #fff;
    padding: 140px 0 100px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: radial-gradient(circle at 1px 1px, rgba(255,255,255,0.04) 1px, transparent 0);
    background-size: 28px 28px;
    pointer-events: none;
}

/* Soft light bloom */
.hero::after {
    content: '';
    position: absolute;
    top: -40%;
    right: -20%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(255,255,255,0.06) 0%, transparent 65%);
    pointer-events: none;
}

.hero-grid {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-2xl);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4xl);
    align-items: center;
    position: relative;
    z-index: 2;
}

/* ---- Hero left ---- */
.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    background: rgba(255,255,255,0.1);
    border: 1px solid rgba(255,255,255,0.15);
    padding: 6px 16px;
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    font-weight: 600;
    margin-bottom: var(--space-xl);
    backdrop-filter: blur(8px);
}

.hero-badge i {
    font-size: 11px;
    opacity: 0.8;
}

.hero h1 {
    font-size: var(--font-size-4xl);
    font-weight: 800;
    line-height: 1.12;
    margin-bottom: var(--space-xl);
    letter-spacing: -0.03em;
}

.hero-accent {
    background: linear-gradient(90deg, #a8d4ff, #d4b8ff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-sub {
    font-size: var(--font-size-md);
    line-height: 1.7;
    opacity: 0.85;
    margin-bottom: var(--space-2xl);
    max-width: 520px;
}

.hero-actions {
    display: flex;
    gap: var(--space-lg);
    flex-wrap: wrap;
    margin-bottom: var(--space-3xl);
}

/* Trust proof strip */
.hero-proof {
    display: flex;
    align-items: center;
    gap: var(--space-xl);
}

.hero-proof__item {
    display: flex;
    flex-direction: column;
}

.hero-proof__item strong {
    font-size: var(--font-size-lg);
    font-weight: 800;
}

.hero-proof__item span {
    font-size: var(--font-size-xs);
    opacity: 0.6;
    font-weight: 500;
}

.hero-proof__divider {
    width: 1px;
    height: 32px;
    background: rgba(255,255,255,0.2);
}

/* ---- Hero right — floating analysis card ---- */
.hero-visual {
    position: relative;
    display: flex;
    justify-content: center;
}

.hero-card {
    background: rgba(255,255,255,0.1);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border: 1px solid rgba(255,255,255,0.14);
    border-radius: var(--radius-xl);
    color: #fff;
}

.hero-card--main {
    width: 380px;
    padding: var(--space-xl);
    box-shadow: 0 32px 64px rgba(0,0,0,0.18);
    animation: floatUp 0.9s var(--transition-smooth) both;
}

@keyframes floatUp {
    from { opacity: 0; transform: translateY(40px) scale(0.97); }
    to   { opacity: 1; transform: translateY(0) scale(1); }
}

.hero-card__header {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-xl);
    font-size: var(--font-size-sm);
    font-weight: 600;
}

.hero-card__dot {
    width: 8px;
    height: 8px;
    border-radius: var(--radius-full);
    animation: pulse 2s ease infinite;
}

.hero-card__dot--green { background: #4ade80; }

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

.hero-card__row {
    display: grid;
    grid-template-columns: 110px 1fr 52px;
    align-items: center;
    gap: var(--space-md);
    padding: 8px 0;
}

.hero-card__label {
    font-size: var(--font-size-xs);
    font-weight: 500;
    opacity: 0.75;
}

.hero-card__bar {
    height: 6px;
    background: rgba(255,255,255,0.12);
    border-radius: 3px;
    overflow: hidden;
}

.hero-card__fill {
    height: 100%;
    border-radius: 3px;
    background: var(--brand-primary);
    transition: width 1.2s cubic-bezier(0.16,1,0.3,1);
}

.hero-card__fill--purple { background: var(--purple); }
.hero-card__fill--teal   { background: var(--teal); }
.hero-card__fill--amber  { background: var(--amber); }

.hero-card__val {
    font-size: var(--font-size-xs);
    font-weight: 700;
    text-align: right;
    opacity: 0.85;
}

/* Floating mini cards */
.hero-card--float {
    position: absolute;
    padding: 10px 16px;
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: var(--font-size-xs);
    font-weight: 600;
    box-shadow: 0 12px 32px rgba(0,0,0,0.15);
    white-space: nowrap;
}

.hero-card--float i {
    font-size: 14px;
}

.hero-card--float-1 {
    bottom: -16px;
    left: -30px;
    animation: floatUp 1s var(--transition-smooth) 0.3s both;
}

.hero-card--float-2 {
    top: -10px;
    right: -20px;
    animation: floatUp 1s var(--transition-smooth) 0.5s both;
}

.hero-card--float-2 i { color: #4ade80; }


/* ============================================
   PROOF BAR (integrations)
   ============================================ */
.proof-bar {
    background: var(--surface-primary);
    border-bottom: 1px solid var(--border-color);
    padding: var(--space-xl) 0;
}

.proof-bar__inner {
    display: flex;
    align-items: center;
    gap: var(--space-3xl);
    justify-content: center;
    flex-wrap: wrap;
}

.proof-bar__label {
    font-size: var(--font-size-xs);
    font-weight: 600;
    color: var(--gray-400);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    white-space: nowrap;
}

.proof-bar__logos {
    display: flex;
    gap: var(--space-2xl);
    flex-wrap: wrap;
    align-items: center;
}

.proof-bar__logo {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--gray-400);
    transition: color var(--transition-fast);
}

.proof-bar__logo i {
    font-size: 18px;
}

.proof-bar__logo:hover {
    color: var(--gray-700);
}


/* ============================================
   SECTIONS — shared
   ============================================ */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-2xl);
}

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

.section--light { background: var(--surface-primary); }
.section--subtle { background: var(--gray-50); }
.section--dark { background: var(--gray-900); color: #fff; }

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

.section-tag {
    display: inline-block;
    font-size: var(--font-size-xs);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--brand-primary);
    background: var(--brand-primary-light);
    padding: 4px 14px;
    border-radius: var(--radius-full);
    margin-bottom: var(--space-lg);
}

.section-tag--light {
    background: rgba(255,255,255,0.1);
    color: rgba(255,255,255,0.8);
}

.section-title {
    font-size: var(--font-size-3xl);
    font-weight: 800;
    color: var(--gray-900);
    letter-spacing: -0.02em;
    margin-bottom: var(--space-lg);
    text-align: center;
}

.section-title--light { color: #fff; }

.section-desc {
    font-size: var(--font-size-md);
    color: var(--gray-500);
    max-width: 620px;
    margin: 0 auto;
    line-height: 1.7;
}

.section-desc--light { color: rgba(255,255,255,0.6); }


/* ============================================
   HOW IT WORKS — Steps
   ============================================ */
.steps-row {
    display: flex;
    align-items: flex-start;
    gap: var(--space-xl);
    justify-content: center;
}

.step-card {
    flex: 1;
    max-width: 340px;
    background: var(--surface-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--space-2xl);
    text-align: center;
    position: relative;
    transition: all var(--transition-smooth);
}

.step-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
    border-color: transparent;
}

.step-card__number {
    position: absolute;
    top: -14px;
    left: 50%;
    transform: translateX(-50%);
    width: 28px;
    height: 28px;
    background: var(--brand-gradient);
    color: #fff;
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-brand);
}

.step-card__icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-lg);
    background: var(--brand-primary-light);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: var(--space-lg) auto var(--space-xl);
}

.step-card__icon i {
    font-size: 22px;
    color: var(--brand-primary);
}

.step-card__icon--purple { background: var(--purple-light); }
.step-card__icon--purple i { color: var(--purple); }
.step-card__icon--green { background: var(--success-light); }
.step-card__icon--green i { color: var(--success); }

.step-card h3 {
    font-size: var(--font-size-md);
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--space-sm);
}

.step-card p {
    font-size: var(--font-size-sm);
    color: var(--gray-500);
    line-height: 1.65;
}

.step-card__arrow {
    display: flex;
    align-items: center;
    padding-top: 70px;
    color: var(--gray-300);
    font-size: 18px;
    flex-shrink: 0;
}


/* ============================================
   CAPABILITIES
   ============================================ */
.capabilities-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-xl);
}

.cap-card {
    background: var(--surface-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--space-2xl);
    transition: all var(--transition-smooth);
}

.cap-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
    border-color: transparent;
}

.cap-card__icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-lg);
    background: var(--brand-primary-light);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-xl);
}

.cap-card__icon i {
    font-size: 20px;
    color: var(--brand-primary);
}

.cap-card__icon--purple { background: var(--purple-light); }
.cap-card__icon--purple i { color: var(--purple); }
.cap-card__icon--teal { background: var(--teal-light); }
.cap-card__icon--teal i { color: var(--teal); }
.cap-card__icon--amber { background: var(--amber-light); }
.cap-card__icon--amber i { color: var(--amber); }
.cap-card__icon--rose { background: var(--rose-light); }
.cap-card__icon--rose i { color: var(--rose); }
.cap-card__icon--green { background: var(--success-light); }
.cap-card__icon--green i { color: var(--success); }

.cap-card h3 {
    font-size: var(--font-size-base);
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--space-sm);
}

.cap-card p {
    font-size: var(--font-size-sm);
    color: var(--gray-500);
    line-height: 1.65;
}


/* ============================================
   ROLES — Who It's For
   ============================================ */
.roles-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-xl);
}

.role-card {
    display: flex;
    gap: var(--space-xl);
    align-items: flex-start;
    background: var(--surface-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
    transition: all var(--transition-smooth);
}

.role-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}

.role-card__icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-lg);
    background: var(--brand-primary-light);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.role-card__icon i {
    font-size: 20px;
    color: var(--brand-primary);
}

.role-card__icon--purple { background: var(--purple-light); }
.role-card__icon--purple i { color: var(--purple); }
.role-card__icon--teal { background: var(--teal-light); }
.role-card__icon--teal i { color: var(--teal); }
.role-card__icon--amber { background: var(--amber-light); }
.role-card__icon--amber i { color: var(--amber); }
.role-card__icon--rose { background: var(--rose-light); }
.role-card__icon--rose i { color: var(--rose); }
.role-card__icon--green { background: var(--success-light); }
.role-card__icon--green i { color: var(--success); }

.role-card h3 {
    font-size: var(--font-size-base);
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--space-xs);
}

.role-card p {
    font-size: var(--font-size-sm);
    color: var(--gray-500);
    line-height: 1.6;
}


/* ============================================
   BENEFITS
   ============================================ */
.benefits-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-xl);
    max-width: 900px;
    margin: 0 auto;
}

.benefit-item {
    display: flex;
    gap: var(--space-xl);
    align-items: flex-start;
    padding: var(--space-xl);
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: var(--radius-xl);
    transition: background var(--transition-fast);
}

.benefit-item:hover {
    background: rgba(255,255,255,0.07);
}

.benefit-item__icon {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-lg);
    background: rgba(255,255,255,0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.benefit-item__icon i {
    font-size: 18px;
    color: rgba(255,255,255,0.7);
}

.benefit-item h4 {
    font-size: var(--font-size-base);
    font-weight: 700;
    color: #fff;
    margin-bottom: var(--space-xs);
}

.benefit-item p {
    font-size: var(--font-size-sm);
    color: rgba(255,255,255,0.55);
    line-height: 1.6;
}


/* ============================================
   CTA
   ============================================ */
.cta-section {
    padding: var(--space-5xl) 0;
    background: var(--brand-hero);
    color: #fff;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: radial-gradient(circle at 1px 1px, rgba(255,255,255,0.04) 1px, transparent 0);
    background-size: 24px 24px;
    pointer-events: none;
}

.cta-inner {
    position: relative;
    z-index: 2;
}

.cta-section h2 {
    font-size: var(--font-size-3xl);
    font-weight: 800;
    margin-bottom: var(--space-lg);
    letter-spacing: -0.02em;
}

.cta-section p {
    font-size: var(--font-size-md);
    opacity: 0.8;
    margin-bottom: var(--space-3xl);
    max-width: 560px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.7;
}

.cta-actions {
    display: flex;
    gap: var(--space-lg);
    justify-content: center;
    flex-wrap: wrap;
}


/* ============================================
   FOOTER
   ============================================ */
.footer {
    background: var(--gray-900);
    color: #fff;
    padding: var(--space-4xl) 0 var(--space-2xl);
}

.footer-content {
    display: grid;
    grid-template-columns: 1.6fr repeat(3, 1fr);
    gap: var(--space-3xl);
    margin-bottom: var(--space-3xl);
}

.footer-logo__img {
    height: 36px;
    width: auto;
    margin-bottom: var(--space-lg);
    filter: brightness(0) invert(1);
    opacity: 0.85;
}

.footer-section--brand p {
    color: var(--gray-400);
    font-size: var(--font-size-sm);
    line-height: 1.7;
    max-width: 260px;
}

.footer-section h4 {
    font-size: var(--font-size-xs);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--gray-400);
    margin-bottom: var(--space-xl);
}

.footer-section li {
    margin-bottom: var(--space-md);
}

.footer-section a {
    color: var(--gray-400);
    font-size: var(--font-size-sm);
    transition: color var(--transition-fast);
}

.footer-section a:hover { color: #fff; }

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.08);
    padding-top: var(--space-xl);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-bottom p {
    color: var(--gray-500);
    font-size: var(--font-size-xs);
}

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

.footer-bottom__links a {
    color: var(--gray-500);
    font-size: var(--font-size-xs);
    transition: color var(--transition-fast);
}

.footer-bottom__links a:hover { color: var(--gray-300); }


/* ============================================
   ANIMATIONS
   ============================================ */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(28px); }
    to   { opacity: 1; transform: translateY(0); }
}

.hero-text {
    animation: fadeInUp 0.7s var(--transition-smooth) both;
}

.step-card,
.cap-card,
.role-card,
.benefit-item {
    opacity: 0;
    animation: fadeInUp 0.55s var(--transition-smooth) both;
}

/* staggered delays */
.step-card:nth-child(1)  { animation-delay: 0.08s; }
.step-card:nth-child(3)  { animation-delay: 0.16s; }
.step-card:nth-child(5)  { animation-delay: 0.24s; }

.cap-card:nth-child(1) { animation-delay: 0.05s; }
.cap-card:nth-child(2) { animation-delay: 0.1s; }
.cap-card:nth-child(3) { animation-delay: 0.15s; }
.cap-card:nth-child(4) { animation-delay: 0.2s; }
.cap-card:nth-child(5) { animation-delay: 0.25s; }
.cap-card:nth-child(6) { animation-delay: 0.3s; }

.role-card:nth-child(1) { animation-delay: 0.05s; }
.role-card:nth-child(2) { animation-delay: 0.1s; }
.role-card:nth-child(3) { animation-delay: 0.15s; }
.role-card:nth-child(4) { animation-delay: 0.2s; }
.role-card:nth-child(5) { animation-delay: 0.25s; }
.role-card:nth-child(6) { animation-delay: 0.3s; }

.benefit-item:nth-child(1) { animation-delay: 0.05s; }
.benefit-item:nth-child(2) { animation-delay: 0.1s; }
.benefit-item:nth-child(3) { animation-delay: 0.15s; }
.benefit-item:nth-child(4) { animation-delay: 0.2s; }


/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
    .hero-grid {
        grid-template-columns: 1fr;
        gap: var(--space-3xl);
        text-align: center;
    }

    .hero-sub { margin-left: auto; margin-right: auto; }
    .hero-actions { justify-content: center; }
    .hero-proof { justify-content: center; }

    .hero-visual {
        max-width: 400px;
        margin: 0 auto;
    }

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

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

@media (max-width: 768px) {
    .nav-desktop { display: none; }
    .nav-container { padding: 0 var(--space-lg); }

    .hero { padding: 120px 0 60px; }
    .hero h1 { font-size: var(--font-size-2xl); }
    .hero-sub { font-size: var(--font-size-base); }
    .hero-actions { flex-direction: column; align-items: center; }

    .hero-card--main { width: 100%; }
    .hero-card--float { display: none; }

    .section { padding: var(--space-4xl) 0; }
    .section-title { font-size: var(--font-size-2xl); }

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

    .step-card { max-width: 100%; }
    .step-card__arrow { display: none; }

    .capabilities-grid,
    .roles-grid,
    .benefits-grid {
        grid-template-columns: 1fr;
    }

    .proof-bar__inner { flex-direction: column; gap: var(--space-lg); }
    .proof-bar__logos { justify-content: center; gap: var(--space-lg); }

    .cta-section h2 { font-size: var(--font-size-2xl); }
    .cta-actions { flex-direction: column; align-items: center; }

    .footer-content { grid-template-columns: 1fr; gap: var(--space-2xl); }
    .footer-bottom { flex-direction: column; gap: var(--space-md); text-align: center; }
    .footer-bottom__links { justify-content: center; }
}

@media (max-width: 480px) {
    .hero h1 { font-size: var(--font-size-xl); }
    .container { padding: 0 var(--space-lg); }
    .hero-proof { flex-wrap: wrap; gap: var(--space-lg); }
}