/* ═══════════════════════════════════════════════════
   BOLDORG — Design System & Styles
   Teal (#0d9488) accent | Dark theme | Sora + Plus Jakarta Sans
   ═══════════════════════════════════════════════════ */

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

/* ── Design Tokens ── */
:root {
    /* Accent */
    --accent: #0d9488;
    --accent-light: #5eead4;
    --accent-dark: #0f766e;
    --accent-glow: rgba(13, 148, 136, 0.12);
    --accent-glow-strong: rgba(13, 148, 136, 0.25);

    /* Backgrounds */
    --bg: #0a0a0c;
    --bg-elevated: #111114;
    --bg-card: #16161a;
    --bg-card-hover: #1c1c21;
    --surface: #1e1e24;

    /* Text */
    --white: #fafafa;
    --gray-100: #e4e4e7;
    --gray-200: #c8c8cd;
    --gray-300: #a1a1aa;
    --gray-400: #71717a;
    --gray-500: #52525b;
    --gray-600: #3f3f46;
    --gray-700: #2e2e33;
    --gray-800: #27272a;

    /* Borders */
    --border: rgba(255, 255, 255, 0.06);
    --border-accent: rgba(13, 148, 136, 0.2);
    --border-accent-strong: rgba(13, 148, 136, 0.4);

    /* Gradients */
    --gradient-accent: linear-gradient(135deg, #0d9488, #5eead4);
    --gradient-text: linear-gradient(135deg, #fafafa, #5eead4);
    --gradient-subtle: linear-gradient(135deg, rgba(13, 148, 136, 0.1), rgba(94, 234, 212, 0.05));

    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.4);
    --shadow-accent: 0 8px 32px rgba(13, 148, 136, 0.15);

    /* Spacing */
    --section-py: clamp(80px, 10vw, 140px);

    /* Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --radius-full: 9999px;

    /* Transitions */
    --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* ── Base ── */
html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
    overflow-x: hidden;
}

body {
    font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--bg);
    color: var(--white);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

::selection {
    background: var(--accent);
    color: #fff;
}

::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--accent); border-radius: 2px; }

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

/* ── Typography ── */
h1, h2, h3, h4, h5, h6 {
    font-family: 'Sora', sans-serif;
    font-weight: 700;
    letter-spacing: -0.5px;
    line-height: 1.15;
}

/* ── Layout ── */
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 48px;
}

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

/* ── Cursor Glow ── */
.cursor-glow {
    position: fixed;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(13, 148, 136, 0.06) 0%, transparent 70%);
    pointer-events: none;
    z-index: 0;
    transform: translate(-50%, -50%);
    transition: left 0.15s ease-out, top 0.15s ease-out;
    will-change: left, top;
}

@media (pointer: coarse) {
    .cursor-glow { display: none; }
}

/* ══════════════════════════════════
   NAVIGATION
══════════════════════════════════ */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 20px 0;
    transition: all 0.5s var(--ease-out);
}

.nav.scrolled {
    padding: 12px 0;
}

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

/* Floating glass bar on scroll */
.nav-bar {
    position: absolute;
    inset: -12px -20px;
    background: rgba(10, 10, 12, 0.7);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    opacity: 0;
    transform: translateY(-4px);
    transition: all 0.5s var(--ease-out);
    pointer-events: none;
    z-index: -1;
}

.nav.scrolled .nav-bar {
    opacity: 1;
    transform: translateY(0);
}

.logo {
    font-family: 'Sora', sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--white);
    letter-spacing: -1px;
    z-index: 2;
    display: flex;
    align-items: center;
    gap: 2px;
}

.logo span {
    color: var(--accent);
}

.nav-links {
    display: flex;
    gap: 32px;
    list-style: none;
    align-items: center;
    z-index: 2;
}

.nav-links a {
    color: var(--gray-400);
    font-size: 0.85rem;
    font-weight: 500;
    transition: color 0.3s;
    letter-spacing: -0.2px;
    position: relative;
}

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

.nav-links a.active::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--accent);
    border-radius: 1px;
}

.nav-cta-link {
    padding: 10px 24px !important;
    background: var(--accent) !important;
    color: #fff !important;
    border-radius: var(--radius-sm) !important;
    font-weight: 600 !important;
    font-size: 0.84rem !important;
    transition: all 0.3s var(--ease-out) !important;
    display: inline-flex !important;
    align-items: center !important;
    gap: 6px !important;
}

.nav-cta-link:hover {
    background: var(--accent-dark) !important;
    box-shadow: var(--shadow-accent) !important;
    transform: translateY(-1px) !important;
    color: #fff !important;
}

/* Hamburger */
.menu-toggle {
    display: none;
    background: none;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    cursor: pointer;
    padding: 10px;
    z-index: 2;
    width: 44px;
    height: 44px;
    align-items: center;
    justify-content: center;
    transition: all 0.3s;
}

.menu-toggle:hover {
    border-color: var(--border-accent);
    background: var(--accent-glow);
}

.menu-toggle .hamburger-line {
    display: block;
    width: 20px;
    height: 2px;
    background: var(--white);
    border-radius: 2px;
    transition: all 0.3s var(--ease-out);
    position: relative;
}

.menu-toggle .hamburger-line::before,
.menu-toggle .hamburger-line::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    background: var(--white);
    border-radius: 2px;
    transition: all 0.3s var(--ease-out);
    left: 0;
}

.menu-toggle .hamburger-line::before { top: -6px; }
.menu-toggle .hamburger-line::after { top: 6px; }

/* Open state */
.menu-toggle.open .hamburger-line {
    background: transparent;
}

.menu-toggle.open .hamburger-line::before {
    top: 0;
    transform: rotate(45deg);
}

.menu-toggle.open .hamburger-line::after {
    top: 0;
    transform: rotate(-45deg);
}

/* Mobile Menu Overlay */
.mobile-menu {
    position: fixed;
    inset: 0;
    z-index: 999;
    background: rgba(10, 10, 12, 0.97);
    backdrop-filter: blur(32px);
    -webkit-backdrop-filter: blur(32px);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 8px;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.4s var(--ease-out);
}

.mobile-menu.open {
    opacity: 1;
    pointer-events: auto;
}

.mobile-menu a {
    font-family: 'Sora', sans-serif;
    font-size: clamp(1.5rem, 5vw, 2.5rem);
    font-weight: 600;
    color: var(--gray-400);
    padding: 12px 24px;
    transition: all 0.3s;
    transform: translateY(20px);
    opacity: 0;
    letter-spacing: -0.5px;
}

.mobile-menu.open a {
    transform: translateY(0);
    opacity: 1;
}

.mobile-menu a:nth-child(1) { transition-delay: 0.05s; }
.mobile-menu a:nth-child(2) { transition-delay: 0.1s; }
.mobile-menu a:nth-child(3) { transition-delay: 0.15s; }
.mobile-menu a:nth-child(4) { transition-delay: 0.2s; }
.mobile-menu a:nth-child(5) { transition-delay: 0.25s; }

.mobile-menu a:hover,
.mobile-menu a.active {
    color: var(--white);
}

/* ══════════════════════════════════
   HERO
══════════════════════════════════ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding-top: 80px;
}

.hero-grid-bg {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(13, 148, 136, 0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(13, 148, 136, 0.04) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse 80% 60% at 50% 40%, black, transparent);
    -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 40%, black, transparent);
}

.orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    pointer-events: none;
}

.orb-1 {
    width: 500px;
    height: 500px;
    background: rgba(13, 148, 136, 0.1);
    top: -100px;
    right: -100px;
    animation: orbFloat 8s ease-in-out infinite;
}

.orb-2 {
    width: 350px;
    height: 350px;
    background: rgba(94, 234, 212, 0.06);
    bottom: 0;
    left: 10%;
    animation: orbFloat 10s ease-in-out infinite reverse;
}

.hero-content {
    position: relative;
    z-index: 1;
    width: 100%;
}

.hero-top {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 64px;
}

.hero-left {
    max-width: 760px;
}

/* Badge */
.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 16px 6px 10px;
    background: var(--accent-glow);
    border: 1px solid var(--border-accent);
    border-radius: var(--radius-full);
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--accent-light);
    letter-spacing: 0.3px;
    margin-bottom: 32px;
    animation: fadeInDown 0.6s both;
}

.pulse-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--accent);
    position: relative;
    flex-shrink: 0;
}

.pulse-dot::after {
    content: '';
    position: absolute;
    inset: -3px;
    border-radius: 50%;
    border: 1px solid var(--accent);
    animation: ping 2s cubic-bezier(0, 0, 0.2, 1) infinite;
}

.hero h1 {
    font-size: clamp(3rem, 6vw, 5.2rem);
    font-weight: 700;
    line-height: 1.05;
    letter-spacing: -2.5px;
    margin-bottom: 28px;
}

.hero h1 .line {
    display: block;
    overflow: hidden;
}

.hero h1 .line-inner {
    display: block;
    animation: slideUp 0.8s var(--ease-out) both;
}

.hero h1 .line:nth-child(2) .line-inner { animation-delay: 0.1s; }
.hero h1 .line:nth-child(3) .line-inner { animation-delay: 0.2s; }

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

.accent-text {
    color: var(--accent-light);
}

.hero-description {
    font-size: 1.1rem;
    color: var(--gray-400);
    line-height: 1.7;
    max-width: 520px;
    margin-bottom: 44px;
    animation: fadeInUp 0.8s 0.4s both;
}

.hero-buttons {
    display: flex;
    gap: 14px;
    animation: fadeInUp 0.8s 0.5s both;
}

/* Hero right - floating metrics */
.hero-right {
    display: flex;
    flex-direction: column;
    gap: 16px;
    min-width: 260px;
    padding-top: 60px;
    animation: fadeInRight 0.8s 0.6s both;
}

.metric-card {
    padding: 24px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 14px;
    transition: all 0.4s var(--ease-out);
}

.metric-card:hover {
    border-color: var(--border-accent);
    transform: translateX(-4px);
}

.metric-value {
    font-family: 'Sora', sans-serif;
    font-size: 2.2rem;
    font-weight: 700;
    letter-spacing: -1px;
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    margin-bottom: 4px;
}

.metric-label {
    font-size: 0.8rem;
    color: var(--gray-500);
    font-weight: 500;
}

/* ══════════════════════════════════
   BUTTONS
══════════════════════════════════ */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 16px 32px;
    font-size: 0.9rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    transition: all 0.4s var(--ease-out);
    letter-spacing: -0.2px;
    text-decoration: none;
    font-family: inherit;
}

.btn svg {
    width: 16px;
    height: 16px;
    transition: transform 0.3s var(--ease-out);
}

.btn:hover svg {
    transform: translateX(3px);
}

.btn-accent {
    background: var(--accent);
    color: #fff;
}

.btn-accent:hover {
    background: var(--accent-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-accent);
}

.btn-glass {
    background: rgba(255, 255, 255, 0.04);
    color: var(--gray-200);
    border: 1px solid var(--border);
    backdrop-filter: blur(8px);
}

.btn-glass:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--gray-600);
    color: var(--white);
}

.btn-outline {
    background: transparent;
    color: var(--accent-light);
    border: 1px solid var(--border-accent);
}

.btn-outline:hover {
    background: var(--accent-glow);
    border-color: var(--border-accent-strong);
}

.btn-sm {
    padding: 10px 20px;
    font-size: 0.84rem;
}

.btn-lg {
    padding: 18px 40px;
    font-size: 1rem;
}

/* ══════════════════════════════════
   SECTION HEADER (reusable)
══════════════════════════════════ */
.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--accent-light);
    margin-bottom: 16px;
}

.eyebrow .dash {
    width: 20px;
    height: 2px;
    background: var(--accent);
    border-radius: 2px;
}

.section-header {
    margin-bottom: 64px;
}

.section-header h2 {
    font-size: clamp(2rem, 3.5vw, 2.8rem);
    letter-spacing: -1.5px;
}

.section-header h2 .muted {
    color: var(--gray-500);
}

.section-header p {
    font-size: 0.95rem;
    color: var(--gray-400);
    max-width: 420px;
    line-height: 1.7;
    margin-top: 16px;
}

.section-header-row {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
}

/* ══════════════════════════════════
   CLIENTS / REFERENCE LOGOS
══════════════════════════════════ */
.clients {
    padding: var(--section-py) 0;
    position: relative;
}

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

.logo-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 1px;
    background: var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.logo-cell {
    background: var(--bg);
    padding: 44px 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.4s var(--ease-out);
    position: relative;
}

.logo-cell:hover {
    background: var(--bg-elevated);
}

.logo-cell img {
    max-width: 120px;
    max-height: 48px;
    object-fit: contain;
    filter: grayscale(100%) brightness(0.7) opacity(0.5);
    transition: all 0.4s var(--ease-out);
}

.logo-cell:hover img {
    filter: grayscale(0%) brightness(1) opacity(1);
}

/* Text placeholder logos (for demo) */
.client-logo-text {
    font-family: 'Sora', sans-serif;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--gray-500);
    letter-spacing: -0.3px;
    opacity: 0.6;
    transition: all 0.4s var(--ease-out);
    text-align: center;
    user-select: none;
}

.logo-cell:hover .client-logo-text {
    color: var(--accent-light);
    opacity: 1;
}

.clients-footer {
    text-align: center;
    margin-top: 48px;
}

.clients-count {
    font-size: 0.88rem;
    color: var(--gray-500);
    margin-bottom: 20px;
}

.clients-count strong {
    color: var(--accent-light);
    font-weight: 600;
}

/* ══════════════════════════════════
   SERVICES
══════════════════════════════════ */
.services {
    padding: var(--section-py) 0;
    position: relative;
    background: var(--bg-elevated);
}

.services::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(13, 148, 136, 0.04), transparent 70%);
    pointer-events: none;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1px;
    background: var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.service-card {
    background: var(--bg);
    padding: 48px 32px;
    transition: all 0.5s var(--ease-out);
    position: relative;
    overflow: hidden;
    text-decoration: none;
    display: block;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--gradient-accent);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.5s var(--ease-out);
}

.service-card:hover {
    background: var(--bg-card);
}

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

.service-card:hover .service-arrow {
    opacity: 1;
    transform: translate(0, 0);
}

.service-index {
    font-family: 'Sora', sans-serif;
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--accent);
    letter-spacing: 1px;
    margin-bottom: 40px;
    opacity: 0.7;
}

.service-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    background: var(--accent-glow);
    border: 1px solid var(--border-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-light);
    margin-bottom: 24px;
}

.service-icon svg {
    width: 22px;
    height: 22px;
}

.service-card h3 {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 14px;
    letter-spacing: -0.5px;
}

.service-card p {
    font-size: 0.88rem;
    color: var(--gray-400);
    line-height: 1.7;
}

.service-arrow {
    margin-top: 28px;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--accent-glow);
    border: 1px solid var(--border-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-light);
    font-size: 0.9rem;
    opacity: 0;
    transform: translate(-8px, 8px);
    transition: all 0.4s var(--ease-out);
}

/* ══════════════════════════════════
   IMPACT / NUMBERS
══════════════════════════════════ */
.impact {
    padding: var(--section-py) 0;
    position: relative;
}

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

.impact-left h2 {
    font-size: clamp(2.2rem, 4vw, 3.2rem);
    letter-spacing: -2px;
    line-height: 1.1;
    margin-bottom: 20px;
}

.impact-left p {
    font-size: 1rem;
    color: var(--gray-400);
    line-height: 1.7;
    max-width: 420px;
}

.impact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.impact-card {
    padding: 36px 28px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    transition: all 0.4s var(--ease-out);
}

.impact-card:hover {
    border-color: var(--border-accent);
    transform: translateY(-4px);
    box-shadow: 0 16px 48px rgba(13, 148, 136, 0.08);
}

.impact-number {
    font-family: 'Sora', sans-serif;
    font-size: 2.8rem;
    font-weight: 700;
    letter-spacing: -1.5px;
    line-height: 1;
    margin-bottom: 8px;
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.impact-label {
    font-size: 0.82rem;
    color: var(--gray-500);
    font-weight: 500;
}

/* ══════════════════════════════════
   WHY US / DIFFERENTIATORS
══════════════════════════════════ */
.why-us {
    padding: var(--section-py) 0;
    background: var(--bg-elevated);
    position: relative;
    overflow: hidden;
}

.why-us::before {
    content: '';
    position: absolute;
    bottom: -200px;
    right: -200px;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(13, 148, 136, 0.06), transparent 70%);
    pointer-events: none;
}

.why-header {
    text-align: center;
    margin-bottom: 72px;
}

.why-header h2 {
    font-size: clamp(2rem, 3.5vw, 3rem);
    letter-spacing: -1.5px;
    margin-bottom: 16px;
}

.why-header p {
    font-size: 1rem;
    color: var(--gray-400);
    max-width: 500px;
    margin: 0 auto;
    line-height: 1.7;
}

.why-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.why-card {
    padding: 44px 32px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    transition: all 0.5s var(--ease-out);
    position: relative;
    overflow: hidden;
}

.why-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, var(--accent-glow), transparent);
    opacity: 0;
    transition: opacity 0.5s;
}

.why-card:hover {
    border-color: var(--border-accent);
    transform: translateY(-6px);
}

.why-card:hover::before { opacity: 1; }

.why-icon {
    width: 52px;
    height: 52px;
    border-radius: 14px;
    background: var(--accent-glow);
    border: 1px solid var(--border-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-light);
    margin-bottom: 24px;
    position: relative;
    z-index: 1;
}

.why-icon svg {
    width: 24px;
    height: 24px;
}

.why-card h3 {
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 10px;
    letter-spacing: -0.3px;
    position: relative;
    z-index: 1;
}

.why-card p {
    font-size: 0.88rem;
    color: var(--gray-400);
    line-height: 1.7;
    position: relative;
    z-index: 1;
}

/* ══════════════════════════════════
   CTA SECTION
══════════════════════════════════ */
.cta-section {
    padding: var(--section-py) 0;
    position: relative;
    text-align: center;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 700px;
    height: 700px;
    background: radial-gradient(circle, rgba(13, 148, 136, 0.08), transparent 70%);
    pointer-events: none;
}

.cta-content {
    position: relative;
    z-index: 1;
    max-width: 660px;
    margin: 0 auto;
}

.cta-content h2 {
    font-size: clamp(2.4rem, 4.5vw, 3.8rem);
    letter-spacing: -2px;
    line-height: 1.1;
    margin-bottom: 20px;
}

.cta-content p {
    font-size: 1.05rem;
    color: var(--gray-400);
    line-height: 1.7;
    margin-bottom: 40px;
}

.cta-buttons {
    display: flex;
    gap: 14px;
    justify-content: center;
}

/* ══════════════════════════════════
   FOOTER
══════════════════════════════════ */
.footer {
    padding: 48px 0;
    border-top: 1px solid var(--border);
}

.footer-top {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 48px;
}

.footer-brand .logo {
    margin-bottom: 16px;
}

.footer-brand p {
    font-size: 0.88rem;
    color: var(--gray-500);
    line-height: 1.7;
    max-width: 280px;
}

.footer-col h4 {
    font-family: 'Sora', sans-serif;
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--gray-400);
    margin-bottom: 20px;
}

.footer-col ul {
    list-style: none;
}

.footer-col ul li {
    margin-bottom: 10px;
}

.footer-col ul a {
    font-size: 0.88rem;
    color: var(--gray-500);
    transition: color 0.3s;
}

.footer-col ul a:hover {
    color: var(--accent-light);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 32px;
    border-top: 1px solid var(--border);
}

.footer-copy {
    font-size: 0.78rem;
    color: var(--gray-500);
}

.footer-socials {
    display: flex;
    gap: 12px;
}

.footer-socials a {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray-500);
    transition: all 0.3s;
}

.footer-socials a:hover {
    border-color: var(--border-accent);
    color: var(--accent-light);
    background: var(--accent-glow);
}

.footer-socials a svg {
    width: 16px;
    height: 16px;
}

/* ══════════════════════════════════
   WHATSAPP BUTTON
══════════════════════════════════ */
.whatsapp-btn {
    position: fixed;
    bottom: 28px;
    right: 28px;
    z-index: 998;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: #25d366;
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 16px rgba(37, 211, 102, 0.3);
    transition: all 0.3s var(--ease-out);
    border: none;
    cursor: pointer;
}

.whatsapp-btn:hover {
    transform: scale(1.08) translateY(-2px);
    box-shadow: 0 8px 24px rgba(37, 211, 102, 0.4);
}

.whatsapp-btn svg {
    width: 28px;
    height: 28px;
}

.whatsapp-btn .tooltip {
    position: absolute;
    right: calc(100% + 12px);
    background: var(--bg-card);
    color: var(--white);
    font-size: 0.82rem;
    font-weight: 500;
    padding: 8px 14px;
    border-radius: var(--radius-sm);
    white-space: nowrap;
    opacity: 0;
    transform: translateX(8px);
    transition: all 0.3s var(--ease-out);
    pointer-events: none;
    border: 1px solid var(--border);
    max-width: calc(100vw - 100px);
}

.whatsapp-btn:hover .tooltip {
    opacity: 1;
    transform: translateX(0);
}

/* ══════════════════════════════════
   PAGE HERO (inner pages)
══════════════════════════════════ */
.page-hero {
    padding: 160px 0 80px;
    position: relative;
    overflow: hidden;
}

.page-hero .hero-grid-bg {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(13, 148, 136, 0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(13, 148, 136, 0.04) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse 80% 60% at 50% 30%, black, transparent);
    -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 30%, black, transparent);
}

.page-hero-content {
    position: relative;
    z-index: 1;
    max-width: 680px;
}

.page-hero h1 {
    font-size: clamp(2.4rem, 5vw, 3.8rem);
    letter-spacing: -2px;
    margin-bottom: 20px;
}

.page-hero p {
    font-size: 1.1rem;
    color: var(--gray-400);
    line-height: 1.7;
    max-width: 540px;
}

/* Breadcrumb */
.breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.82rem;
    color: var(--gray-500);
    margin-bottom: 24px;
}

.breadcrumb a {
    color: var(--gray-500);
    transition: color 0.3s;
}

.breadcrumb a:hover {
    color: var(--accent-light);
}

.breadcrumb .sep {
    color: var(--gray-600);
}

/* ══════════════════════════════════
   SERVICES PAGE — Detailed
══════════════════════════════════ */
.service-detail {
    padding: var(--section-py) 0;
    position: relative;
}

.service-detail:nth-child(even) {
    background: var(--bg-elevated);
}

.service-detail-inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.service-detail:nth-child(even) .service-detail-inner {
    direction: rtl;
}

.service-detail:nth-child(even) .service-detail-inner > * {
    direction: ltr;
}

.service-detail-content h2 {
    font-size: clamp(1.8rem, 3vw, 2.4rem);
    letter-spacing: -1px;
    margin-bottom: 20px;
}

.service-detail-content p {
    font-size: 0.95rem;
    color: var(--gray-400);
    line-height: 1.8;
    margin-bottom: 16px;
}

.service-features {
    list-style: none;
    margin: 24px 0 32px;
}

.service-features li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 10px 0;
    font-size: 0.9rem;
    color: var(--gray-300);
}

.service-features li svg {
    width: 18px;
    height: 18px;
    color: var(--accent);
    flex-shrink: 0;
    margin-top: 2px;
}

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

.service-visual-card {
    width: 100%;
    aspect-ratio: 4/3;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.service-visual-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--gradient-subtle);
    opacity: 0.5;
}

.service-visual-icon {
    position: relative;
    z-index: 1;
    width: 80px;
    height: 80px;
    border-radius: var(--radius-lg);
    background: var(--accent-glow);
    border: 1px solid var(--border-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-light);
}

.service-visual-icon svg {
    width: 36px;
    height: 36px;
}

/* ══════════════════════════════════
   REFERENCES PAGE — Full Grid + Filter
══════════════════════════════════ */
.ref-filters {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    margin-bottom: 48px;
}

.ref-filter-btn {
    padding: 8px 20px;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--gray-400);
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: all 0.3s var(--ease-out);
    font-family: inherit;
}

.ref-filter-btn:hover {
    border-color: var(--border-accent);
    color: var(--accent-light);
}

.ref-filter-btn.active {
    background: var(--accent);
    border-color: var(--accent);
    color: #fff;
}

.ref-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}

.ref-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 32px 24px;
    text-align: center;
    transition: all 0.4s var(--ease-out);
}

.ref-card:hover {
    border-color: var(--border-accent);
    transform: translateY(-4px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
}

.ref-card-logo {
    width: 100%;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
}

.ref-card-logo img {
    max-width: 120px;
    max-height: 48px;
    object-fit: contain;
    filter: grayscale(100%) brightness(0.8);
    transition: filter 0.4s;
}

.ref-card:hover .ref-card-logo img {
    filter: grayscale(0%) brightness(1);
}

.ref-card h3 {
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 8px;
}

.ref-card-badge {
    display: inline-block;
    padding: 4px 10px;
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--accent-light);
    background: var(--accent-glow);
    border-radius: var(--radius-full);
    letter-spacing: 0.3px;
}

/* ══════════════════════════════════
   ABOUT PAGE — Principles
══════════════════════════════════ */
.about-intro {
    padding: var(--section-py) 0;
}

.about-intro-content {
    max-width: 700px;
}

.about-intro-content p {
    font-size: 1.15rem;
    color: var(--gray-300);
    line-height: 1.8;
    margin-bottom: 20px;
}

.about-intro-content p:first-of-type {
    font-size: 1.3rem;
    color: var(--gray-200);
}

.principles-section {
    padding: var(--section-py) 0;
    background: var(--bg-elevated);
}

.principles-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.principle-card {
    padding: 40px 28px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    transition: all 0.4s var(--ease-out);
    position: relative;
    overflow: hidden;
}

.principle-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, var(--accent-glow), transparent);
    opacity: 0;
    transition: opacity 0.4s;
}

.principle-card:hover {
    border-color: var(--border-accent);
    transform: translateY(-4px);
}

.principle-card:hover::before {
    opacity: 1;
}

.principle-number {
    font-family: 'Sora', sans-serif;
    font-size: 0.72rem;
    font-weight: 700;
    color: var(--accent);
    letter-spacing: 1px;
    margin-bottom: 20px;
    position: relative;
    z-index: 1;
}

.principle-card h3 {
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 10px;
    position: relative;
    z-index: 1;
}

.principle-card p {
    font-size: 0.88rem;
    color: var(--gray-400);
    line-height: 1.7;
    position: relative;
    z-index: 1;
}

/* ══════════════════════════════════
   CONTACT PAGE — Form
══════════════════════════════════ */
.contact-section {
    padding: var(--section-py) 0;
}

.contact-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
}

.contact-info h2 {
    font-size: clamp(1.8rem, 3vw, 2.4rem);
    letter-spacing: -1px;
    margin-bottom: 20px;
}

.contact-info > p {
    font-size: 0.95rem;
    color: var(--gray-400);
    line-height: 1.7;
    margin-bottom: 40px;
}

.contact-channels {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact-channel {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 20px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    transition: all 0.3s var(--ease-out);
}

.contact-channel:hover {
    border-color: var(--border-accent);
}

.contact-channel-icon {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-sm);
    background: var(--accent-glow);
    border: 1px solid var(--border-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-light);
    flex-shrink: 0;
}

.contact-channel-icon svg {
    width: 20px;
    height: 20px;
}

.contact-channel-text {
    font-size: 0.88rem;
    color: var(--gray-300);
}

.contact-channel-label {
    font-size: 0.75rem;
    color: var(--gray-500);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 2px;
}

/* Form */
.contact-form {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: 48px;
}

.form-group {
    margin-bottom: 24px;
}

.form-group label {
    display: block;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--gray-300);
    margin-bottom: 8px;
    letter-spacing: -0.1px;
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 14px 18px;
    font-family: inherit;
    font-size: 0.9rem;
    color: var(--white);
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    outline: none;
    transition: all 0.3s;
    -webkit-appearance: none;
    appearance: none;
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--gray-600);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

.form-input.error,
.form-select.error,
.form-textarea.error {
    border-color: #ef4444;
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

.form-error {
    font-size: 0.78rem;
    color: #ef4444;
    margin-top: 6px;
    display: none;
}

.form-error.show {
    display: block;
}

.form-select {
    background-image: url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' stroke='%2371717a' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    padding-right: 44px;
}

.form-textarea {
    min-height: 132px;
    resize: vertical;
}

.form-success {
    display: none;
    padding: 20px;
    background: rgba(13, 148, 136, 0.1);
    border: 1px solid var(--border-accent);
    border-radius: var(--radius-md);
    text-align: center;
}

.form-success.show {
    display: block;
}

.form-success p {
    color: var(--accent-light);
    font-weight: 500;
}

/* Honeypot (visually hidden) */
.form-hp {
    position: absolute;
    left: -9999px;
    opacity: 0;
    height: 0;
    width: 0;
    overflow: hidden;
}

/* ══════════════════════════════════
   404 PAGE
══════════════════════════════════ */
.page-404 {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.page-404-content h1 {
    font-size: clamp(6rem, 15vw, 12rem);
    letter-spacing: -6px;
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    opacity: 0.3;
    line-height: 1;
    margin-bottom: 16px;
}

.page-404-content h2 {
    font-size: 1.5rem;
    letter-spacing: -0.5px;
    margin-bottom: 16px;
}

.page-404-content p {
    font-size: 1rem;
    color: var(--gray-400);
    margin-bottom: 32px;
}

/* ══════════════════════════════════
   ANIMATIONS
══════════════════════════════════ */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

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

@keyframes fadeInDown {
    from { opacity: 0; transform: translateY(-16px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInRight {
    from { opacity: 0; transform: translateX(28px); }
    to { opacity: 1; transform: translateX(0); }
}

@keyframes slideUp {
    from { transform: translateY(110%); }
    to { transform: translateY(0); }
}

@keyframes ping {
    75%, 100% { transform: scale(2.5); opacity: 0; }
}

@keyframes orbFloat {
    0%, 100% { transform: translate(0, 0); }
    50% { transform: translate(20px, -30px); }
}

/* Scroll reveal */
.reveal {
    opacity: 0;
    transform: translateY(32px);
    transition: all 0.7s var(--ease-out);
}

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

.reveal-d1 { transition-delay: 0.1s; }
.reveal-d2 { transition-delay: 0.2s; }
.reveal-d3 { transition-delay: 0.25s; }
.reveal-d4 { transition-delay: 0.3s; }

/* Stagger for grid children */
.stagger-reveal .reveal:nth-child(1) { transition-delay: 0.05s; }
.stagger-reveal .reveal:nth-child(2) { transition-delay: 0.1s; }
.stagger-reveal .reveal:nth-child(3) { transition-delay: 0.15s; }
.stagger-reveal .reveal:nth-child(4) { transition-delay: 0.2s; }
.stagger-reveal .reveal:nth-child(5) { transition-delay: 0.25s; }
.stagger-reveal .reveal:nth-child(6) { transition-delay: 0.3s; }
.stagger-reveal .reveal:nth-child(7) { transition-delay: 0.35s; }
.stagger-reveal .reveal:nth-child(8) { transition-delay: 0.4s; }

/* ══════════════════════════════════
   RESPONSIVE
══════════════════════════════════ */
@media (max-width: 1100px) {
    .container { padding: 0 32px; }
    .hero-right { display: none; }
    .logo-grid { grid-template-columns: repeat(3, 1fr); }
    .services-grid { grid-template-columns: 1fr 1fr; }
    .ref-grid { grid-template-columns: repeat(3, 1fr); }
    .footer-top { grid-template-columns: 1fr 1fr; gap: 32px; }
    .service-detail-inner { grid-template-columns: 1fr; gap: 48px; }
    .service-detail:nth-child(even) .service-detail-inner { direction: ltr; }
    .contact-layout { grid-template-columns: 1fr; gap: 48px; }
}

@media (max-width: 768px) {
    .container { padding: 0 20px; }

    /* Nav */
    .nav-links { display: none; }
    .menu-toggle { display: flex; }

    /* Hero */
    .hero h1 { letter-spacing: -1.5px; }
    .hero-buttons { flex-direction: column; }
    .hero-buttons .btn { justify-content: center; }

    /* Grids */
    .logo-grid { grid-template-columns: 1fr 1fr; }
    .services-grid { grid-template-columns: 1fr; }
    .impact-layout { grid-template-columns: 1fr; gap: 48px; }
    .why-grid { grid-template-columns: 1fr; }
    .ref-grid { grid-template-columns: 1fr 1fr; }
    .principles-grid { grid-template-columns: 1fr; }

    /* CTA */
    .cta-buttons { flex-direction: column; align-items: center; }
    .cta-buttons .btn { width: 100%; justify-content: center; }

    /* Footer */
    .footer-top { grid-template-columns: 1fr; gap: 32px; }
    .footer-bottom { flex-direction: column; gap: 16px; text-align: center; }
    .footer-socials { justify-content: center; }

    /* Section headers */
    .section-header-row { flex-direction: column; gap: 16px; align-items: flex-start; }

    /* Form */
    .contact-form { padding: 32px 24px; }

    /* Page hero */
    .page-hero { padding: 140px 0 60px; }
}

@media (max-width: 480px) {
    .logo-grid { grid-template-columns: 1fr; }
    .ref-grid { grid-template-columns: 1fr; }
    .impact-grid { grid-template-columns: 1fr; }
    .ref-filters { gap: 6px; }
    .ref-filter-btn { padding: 6px 14px; font-size: 0.78rem; }
}

/* ══════════════════════════════════
   PRINT
══════════════════════════════════ */
@media print {
    .cursor-glow, .whatsapp-btn, .nav, .mobile-menu { display: none !important; }
    body { background: #fff; color: #000; }
}