/* ============================================
   NEWTECH-IA — BOLD AI Design v2
   Ultra-modern dark futuristic theme
   ============================================ */

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

:root {
    --bg-void: #050508;
    --bg-deep: #08080e;
    --bg-card: rgba(12, 12, 20, 0.7);
    --bg-glass: rgba(255, 255, 255, 0.02);
    --bg-glass-hover: rgba(255, 255, 255, 0.05);
    --bg-glass-active: rgba(255, 255, 255, 0.08);

    --neon-cyan: #00f0ff;
    --neon-purple: #a855f7;
    --neon-magenta: #ec4899;
    --neon-blue: #3b82f6;
    --neon-green: #10b981;
    --neon-orange: #f97316;
    --neon-yellow: #eab308;

    --grad-main: linear-gradient(135deg, #00f0ff 0%, #a855f7 50%, #ec4899 100%);
    --grad-blue: linear-gradient(135deg, #3b82f6 0%, #00f0ff 100%);
    --grad-purple: linear-gradient(135deg, #a855f7 0%, #ec4899 100%);
    --grad-warm: linear-gradient(135deg, #f97316 0%, #ec4899 100%);
    --grad-green: linear-gradient(135deg, #10b981 0%, #00f0ff 100%);

    --text-white: #ffffff;
    --text-light: rgba(255, 255, 255, 0.75);
    --text-muted: rgba(255, 255, 255, 0.4);
    --text-dim: rgba(255, 255, 255, 0.2);

    --border: rgba(255, 255, 255, 0.06);
    --border-hover: rgba(0, 240, 255, 0.25);

    --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --mono: 'JetBrains Mono', 'Fira Code', monospace;

    --r-sm: 8px; --r-md: 12px; --r-lg: 16px; --r-xl: 24px; --r-2xl: 32px; --r-full: 9999px;

    --glow-cyan: 0 0 30px rgba(0, 240, 255, 0.15);
    --glow-purple: 0 0 30px rgba(168, 85, 247, 0.15);
    --glow-strong: 0 0 60px rgba(0, 240, 255, 0.2), 0 0 120px rgba(168, 85, 247, 0.1);
    --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.5);
}

html { scroll-behavior: smooth; }

body {
    font-family: var(--font);
    background: var(--bg-void);
    color: var(--text-white);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

.container { max-width: 1320px; margin: 0 auto; padding: 0 2rem; }
a { text-decoration: none; color: inherit; transition: all 0.3s; }
img { max-width: 100%; height: auto; display: block; }

h1, h2, h3, h4 { font-weight: 800; line-height: 1.1; letter-spacing: -0.03em; }
h1 { font-size: clamp(3rem, 7vw, 5.5rem); }
h2 { font-size: clamp(2.2rem, 5vw, 3.8rem); }
h3 { font-size: clamp(1.4rem, 3vw, 2rem); }
h4 { font-size: 1.15rem; font-weight: 700; }

/* ---- GRADIENT TEXT ---- */
.gt { background: var(--grad-main); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.gt-blue { background: var(--grad-blue); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }

/* ---- LABEL / TAG ---- */
.tag {
    display: inline-flex; align-items: center; gap: 6px;
    font-family: var(--mono); font-size: 0.72rem; font-weight: 600;
    text-transform: uppercase; letter-spacing: 0.18em;
    color: var(--neon-cyan); padding: 6px 14px;
    background: rgba(0, 240, 255, 0.06);
    border: 1px solid rgba(0, 240, 255, 0.18);
    border-radius: var(--r-full);
}

.tag::before {
    content: ''; width: 6px; height: 6px; border-radius: 50%;
    background: var(--neon-cyan); box-shadow: 0 0 8px var(--neon-cyan);
    animation: blink 2s ease-in-out infinite;
}

@keyframes blink { 0%,100%{opacity:1} 50%{opacity:0.3} }

/* ---- THEME PICKER — masqué, thème navy fixe ---- */
.theme-picker { display: none !important; }
.theme-dot {
    width: 18px; height: 18px; border-radius: 50%; cursor: pointer;
    border: 2px solid transparent; transition: all 0.25s;
    position: relative;
}
.theme-dot:hover { transform: scale(1.15); }
.theme-dot.active { border-color: var(--neon-cyan); box-shadow: 0 0 8px rgba(0,240,255,0.3); }
.theme-dot.active::after {
    content: ''; position: absolute; inset: 3px; border-radius: 50%;
    border: 1.5px solid rgba(255,255,255,0.5);
}
.theme-dot[data-theme="void"]     { background: #050508; }
.theme-dot[data-theme="navy"]     { background: #0a1628; }
.theme-dot[data-theme="slate"]    { background: #1e293b; }
.theme-dot[data-theme="graphite"] { background: #2a2a32; }
.theme-dot[data-theme="lavender"] { background: #e8e0f0; }
.theme-dot[data-theme="mist"]     { background: #e0eef0; }

/* Theme overrides */
[data-bg="navy"] { --bg-void: #0a1628; --bg-deep: #0e1c30; }
[data-bg="navy"] .nav.scrolled { background: rgba(10,22,40,0.88); }

[data-bg="slate"] {
    --bg-void: #1e293b; --bg-deep: #253347;
    --bg-glass: rgba(255,255,255,0.04); --bg-glass-hover: rgba(255,255,255,0.07);
    --border: rgba(255,255,255,0.1);
}
[data-bg="slate"] .nav.scrolled { background: rgba(30,41,59,0.9); }

[data-bg="graphite"] {
    --bg-void: #2a2a32; --bg-deep: #32323c;
    --bg-glass: rgba(255,255,255,0.05); --bg-glass-hover: rgba(255,255,255,0.08);
    --border: rgba(255,255,255,0.1);
}
[data-bg="graphite"] .nav.scrolled { background: rgba(42,42,50,0.9); }

/* Pastel themes — light backgrounds need dark text */
[data-bg="lavender"] {
    --bg-void: #e8e0f0; --bg-deep: #ddd4e8;
    --bg-glass: rgba(0,0,0,0.03); --bg-glass-hover: rgba(0,0,0,0.06); --bg-glass-active: rgba(0,0,0,0.08);
    --text-white: #1a1028; --text-light: rgba(26,16,40,0.7); --text-muted: rgba(26,16,40,0.45); --text-dim: rgba(26,16,40,0.25);
    --border: rgba(0,0,0,0.08); --border-hover: rgba(168,85,247,0.35);
    --shadow-card: 0 8px 32px rgba(0,0,0,0.08);
    --neon-cyan: #7c3aed; --neon-purple: #a855f7;
    --grad-main: linear-gradient(135deg, #7c3aed 0%, #a855f7 50%, #ec4899 100%);
    --grad-blue: linear-gradient(135deg, #7c3aed 0%, #6366f1 100%);
    --glow-cyan: 0 0 20px rgba(124,58,237,0.12); --glow-strong: 0 0 40px rgba(124,58,237,0.1);
}
[data-bg="lavender"] .nav.scrolled { background: rgba(232,224,240,0.92); }
[data-bg="lavender"] .logo-sym { box-shadow: 0 0 15px rgba(124,58,237,0.2); }
[data-bg="lavender"] .lang-btn.active { background: #7c3aed; }
[data-bg="lavender"] .theme-dot.active { border-color: #7c3aed; box-shadow: 0 0 8px rgba(124,58,237,0.3); }
[data-bg="lavender"] #neuralCanvas { opacity: 0.2; }
[data-bg="lavender"] .glow { opacity: 0.06 !important; }
[data-bg="lavender"] .avatar { color: #fff !important; }
[data-bg="lavender"] .testi-stars { color: #f59e0b; }
[data-bg="lavender"] .footer-social a:hover { border-color: #7c3aed; color: #7c3aed; }
[data-bg="lavender"] .dd { background: rgba(232,224,240,0.96); }
[data-bg="lavender"] .sol-link { color: #7c3aed; }
[data-bg="lavender"] .tag { color: #7c3aed; background: rgba(124,58,237,0.08); border-color: rgba(124,58,237,0.2); }
[data-bg="lavender"] .tag::before { background: #7c3aed; box-shadow: 0 0 8px #7c3aed; }
[data-bg="lavender"] .faq-item summary::after { color: #7c3aed; }
[data-bg="lavender"] .c-detail-ico { color: #7c3aed; }
[data-bg="lavender"] .btn-neon { color: #7c3aed; border-color: #7c3aed; box-shadow: 0 0 15px rgba(124,58,237,0.12), inset 0 0 15px rgba(124,58,237,0.04); }
[data-bg="lavender"] .btn-neon:hover { background: rgba(124,58,237,0.08); box-shadow: 0 0 30px rgba(124,58,237,0.2); }
[data-bg="lavender"] ::-webkit-scrollbar-track { background: #e8e0f0; }
[data-bg="lavender"] ::-webkit-scrollbar-thumb { background: rgba(0,0,0,0.12); }
[data-bg="lavender"] ::selection { background: rgba(124,58,237,0.2); }

[data-bg="mist"] {
    --bg-void: #e0eef0; --bg-deep: #d5e5e8;
    --bg-glass: rgba(0,0,0,0.03); --bg-glass-hover: rgba(0,0,0,0.06); --bg-glass-active: rgba(0,0,0,0.08);
    --text-white: #0a1e28; --text-light: rgba(10,30,40,0.7); --text-muted: rgba(10,30,40,0.45); --text-dim: rgba(10,30,40,0.25);
    --border: rgba(0,0,0,0.08); --border-hover: rgba(6,182,212,0.35);
    --shadow-card: 0 8px 32px rgba(0,0,0,0.08);
    --neon-cyan: #0891b2; --neon-purple: #7c3aed;
    --grad-main: linear-gradient(135deg, #0891b2 0%, #06b6d4 50%, #7c3aed 100%);
    --grad-blue: linear-gradient(135deg, #0891b2 0%, #06b6d4 100%);
    --glow-cyan: 0 0 20px rgba(8,145,178,0.12); --glow-strong: 0 0 40px rgba(8,145,178,0.1);
}
[data-bg="mist"] .nav.scrolled { background: rgba(224,238,240,0.92); }
[data-bg="mist"] .logo-sym { box-shadow: 0 0 15px rgba(8,145,178,0.2); }
[data-bg="mist"] .lang-btn.active { background: #0891b2; }
[data-bg="mist"] .theme-dot.active { border-color: #0891b2; box-shadow: 0 0 8px rgba(8,145,178,0.3); }
[data-bg="mist"] #neuralCanvas { opacity: 0.18; }
[data-bg="mist"] .glow { opacity: 0.05 !important; }
[data-bg="mist"] .avatar { color: #fff !important; }
[data-bg="mist"] .testi-stars { color: #f59e0b; }
[data-bg="mist"] .footer-social a:hover { border-color: #0891b2; color: #0891b2; }
[data-bg="mist"] .dd { background: rgba(224,238,240,0.96); }
[data-bg="mist"] .sol-link { color: #0891b2; }
[data-bg="mist"] .tag { color: #0891b2; background: rgba(8,145,178,0.08); border-color: rgba(8,145,178,0.2); }
[data-bg="mist"] .tag::before { background: #0891b2; box-shadow: 0 0 8px #0891b2; }
[data-bg="mist"] .faq-item summary::after { color: #0891b2; }
[data-bg="mist"] .c-detail-ico { color: #0891b2; }
[data-bg="mist"] .btn-neon { color: #0891b2; border-color: #0891b2; box-shadow: 0 0 15px rgba(8,145,178,0.12), inset 0 0 15px rgba(8,145,178,0.04); }
[data-bg="mist"] .btn-neon:hover { background: rgba(8,145,178,0.08); box-shadow: 0 0 30px rgba(8,145,178,0.2); }
[data-bg="mist"] ::-webkit-scrollbar-track { background: #e0eef0; }
[data-bg="mist"] ::-webkit-scrollbar-thumb { background: rgba(0,0,0,0.12); }
[data-bg="mist"] ::selection { background: rgba(8,145,178,0.2); }

/* ---- SECTION HEADER ---- */
.sec-head { text-align: center; margin-bottom: 4rem; }
.sec-head .desc { color: var(--text-light); font-size: 1.1rem; max-width: 620px; margin: 1rem auto 0; line-height: 1.7; }
.sec-head h2 { margin-top: 1rem; }

/* ---- BUTTONS ---- */
.btn {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 14px 28px; border-radius: var(--r-full);
    font-weight: 700; font-size: 0.9rem; cursor: pointer;
    transition: all 0.35s cubic-bezier(0.4,0,0.2,1);
    border: none; position: relative; overflow: hidden;
}

.btn-p {
    background: var(--grad-blue); color: #fff;
    box-shadow: 0 4px 25px rgba(59, 130, 246, 0.4);
}
.btn-p:hover { transform: translateY(-3px) scale(1.02); box-shadow: 0 8px 40px rgba(59, 130, 246, 0.5); }

.btn-o {
    background: transparent; color: var(--text-white);
    border: 1px solid var(--border); backdrop-filter: blur(8px);
}
.btn-o:hover { border-color: var(--neon-cyan); color: var(--neon-cyan); box-shadow: var(--glow-cyan); }

.btn-neon {
    background: transparent; color: var(--neon-cyan);
    border: 1.5px solid var(--neon-cyan);
    box-shadow: 0 0 20px rgba(0,240,255,0.12), inset 0 0 20px rgba(0,240,255,0.04);
}
.btn-neon:hover { background: rgba(0,240,255,0.08); box-shadow: 0 0 40px rgba(0,240,255,0.25); transform: translateY(-2px); }

.btn i { font-size: 0.8em; transition: transform 0.3s; }
.btn:hover i { transform: translateX(4px); }

/* ============================================
   NAVBAR
   ============================================ */
.nav {
    position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
    padding: 1.1rem 0; transition: all 0.4s;
}
.nav.scrolled {
    background: rgba(5, 5, 8, 0.85); backdrop-filter: blur(24px) saturate(180%);
    border-bottom: 1px solid var(--border); padding: 0.7rem 0;
}
.nav .container { display: flex; align-items: center; justify-content: space-between; }

/* Logo */
.logo { display: flex; align-items: center; gap: 10px; z-index: 100; }
.logo-sym {
    width: 44px; height: 44px; border-radius: var(--r-md);
    background: var(--grad-main); display: grid; place-items: center;
    font-weight: 900; font-size: 1.2rem; color: #fff;
    box-shadow: 0 0 20px rgba(0,240,255,0.2);
}
.logo-name { font-size: 1.35rem; font-weight: 800; letter-spacing: -0.02em; }
.logo-name b { background: var(--grad-main); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }

/* Nav links */
.nav-links { display: flex; list-style: none; gap: 2px; align-items: center; }
.mobile-menu-header, .mobile-menu-footer { display: none; }
.mobile-overlay { display: none; }
.nav-links > li { position: relative; }
.nav-links > li > a {
    display: flex; align-items: center; gap: 5px;
    color: var(--text-light); font-weight: 500; font-size: 0.88rem;
    padding: 8px 14px; border-radius: var(--r-sm); transition: all 0.3s;
}
.nav-links > li > a:hover { color: #fff; background: var(--bg-glass-hover); }
.nav-links > li > a i.fa-chevron-down { font-size: 0.6rem; transition: transform 0.3s; }
.has-dd:hover > a i.fa-chevron-down { transform: rotate(180deg); }

/* Dropdown */
.dd {
    position: absolute; top: calc(100% + 8px); left: 0; min-width: 250px;
    background: rgba(10,10,16,0.95); backdrop-filter: blur(24px);
    border-radius: var(--r-lg); border: 1px solid var(--border);
    padding: 8px; opacity: 0; visibility: hidden; transform: translateY(-12px);
    transition: all 0.3s; box-shadow: var(--shadow-card);
}
.has-dd:hover .dd { opacity: 1; visibility: visible; transform: translateY(0); }
.dd li { list-style: none; }
.dd a {
    display: flex; align-items: center; gap: 10px; padding: 10px 12px;
    border-radius: var(--r-sm); color: var(--text-light); font-size: 0.88rem;
}
.dd a i {
    width: 34px; height: 34px; border-radius: var(--r-sm);
    background: var(--bg-glass); display: grid; place-items: center;
    font-size: 0.85rem; color: var(--neon-cyan);
}
.dd a:hover { background: var(--bg-glass-hover); color: #fff; }

/* Lang switcher */
.lang-switch {
    display: flex; gap: 4px; margin-left: 8px;
    background: var(--bg-glass); border: 1px solid var(--border);
    border-radius: var(--r-full); padding: 3px;
}
.lang-btn {
    padding: 5px 12px; border-radius: var(--r-full); font-size: 0.75rem;
    font-weight: 700; cursor: pointer; transition: all 0.3s;
    background: transparent; border: none; color: var(--text-muted);
}
.lang-btn.active { background: var(--neon-cyan); color: var(--bg-void); }
.lang-btn:hover:not(.active) { color: var(--text-white); }

/* Nav right */
.nav-right { display: flex; align-items: center; gap: 12px; }

/* Hamburger */
.burger { display: none; flex-direction: column; gap: 5px; cursor: pointer; z-index: 100; background: none; border: none; padding: 10px 6px; min-width: 44px; min-height: 44px; justify-content: center; align-items: center; }
.burger span { display: block; width: 22px; height: 2px; background: #fff; border-radius: 2px; transition: all 0.3s; }

/* ============================================
   HERO — FULL IMPACT
   ============================================ */
.hero {
    position: relative; min-height: 100vh; display: flex; align-items: center;
    padding: 10rem 0 5rem; overflow: hidden;
}
.hero-bg { position: absolute; inset: 0; z-index: -1; }
#neuralCanvas { position: absolute; inset: 0; width: 100%; height: 100%; opacity: 0.45; }

/* Massive glows */
.glow {
    position: absolute; border-radius: 50%; filter: blur(140px); pointer-events: none;
}
.glow-1 { width: 700px; height: 700px; background: var(--neon-purple); top: -250px; right: -150px; opacity: 0.12; }
.glow-2 { width: 600px; height: 600px; background: var(--neon-cyan); bottom: -200px; left: -100px; opacity: 0.08; }
.glow-3 { width: 500px; height: 500px; background: var(--neon-blue); top: 40%; left: 40%; opacity: 0.06; }

.hero .container { display: grid; grid-template-columns: 1fr 1fr; gap: 5rem; align-items: center; }

.hero-content { z-index: 1; }
.hero-badge {
    display: inline-flex; align-items: center; gap: 8px;
    background: rgba(0,240,255,0.05); border: 1px solid rgba(0,240,255,0.12);
    border-radius: var(--r-full); padding: 6px 16px;
    font-size: 0.78rem; font-weight: 600; color: var(--neon-cyan);
    margin-bottom: 2rem; animation: fadeUp 0.8s ease;
}
.hero-badge .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--neon-green); box-shadow: 0 0 10px var(--neon-green); animation: blink 2s ease-in-out infinite; }

.hero h1 { margin-bottom: 1.5rem; animation: fadeUp 0.8s ease 0.1s both; }
.hero h1 .typing-wrap {
    display: inline-block; min-width: 200px; position: relative;
}
.hero h1 .typing-wrap::after {
    content: '|'; color: var(--neon-cyan); animation: cursorBlink 1s step-end infinite;
    margin-left: 2px; font-weight: 300;
}
@keyframes cursorBlink { 0%,100%{opacity:1} 50%{opacity:0} }

.hero-desc {
    font-size: 1.2rem; color: var(--text-light); margin-bottom: 2.5rem;
    max-width: 520px; line-height: 1.75; animation: fadeUp 0.8s ease 0.2s both;
}
.hero-btns { display: flex; gap: 14px; flex-wrap: wrap; animation: fadeUp 0.8s ease 0.3s both; }

/* Hero metrics */
.hero-metrics {
    display: flex; gap: 3rem; margin-top: 3.5rem; animation: fadeUp 0.8s ease 0.4s both;
}
.hm { text-align: center; }
.hm-val { font-size: 2.2rem; font-weight: 900; line-height: 1; }
.hm-val .gt { display: inline; }
.hm-label { font-size: 0.75rem; color: var(--text-muted); margin-top: 4px; letter-spacing: 0.05em; }

/* Hero visual — BENTO BOX */
.hero-bento {
    display: grid; grid-template-columns: 1fr 1fr; grid-template-rows: auto auto;
    gap: 12px; animation: fadeUp 1s ease 0.3s both; z-index: 1;
}
.bento-main {
    grid-column: 1 / -1; border-radius: var(--r-2xl); overflow: hidden;
    border: 1px solid var(--border); box-shadow: var(--shadow-card), var(--glow-strong);
    position: relative;
}
.bento-main img { width: 100%; aspect-ratio: 16/9; object-fit: cover; }
.bento-main .overlay {
    position: absolute; inset: 0;
    background: linear-gradient(135deg, rgba(0,240,255,0.08), rgba(168,85,247,0.08));
}

.bento-sm {
    border-radius: var(--r-xl); overflow: hidden;
    border: 1px solid var(--border); position: relative;
    background: var(--bg-glass); backdrop-filter: blur(12px);
    padding: 20px; display: flex; flex-direction: column; justify-content: center;
    transition: all 0.4s;
}
.bento-sm:hover { border-color: var(--border-hover); box-shadow: var(--glow-cyan); transform: translateY(-4px); }
.bento-sm .ico {
    width: 42px; height: 42px; border-radius: var(--r-sm);
    display: grid; place-items: center; font-size: 1.1rem; margin-bottom: 12px;
}
.bento-sm .ico.c1 { background: rgba(0,240,255,0.1); color: var(--neon-cyan); }
.bento-sm .ico.c2 { background: rgba(168,85,247,0.1); color: var(--neon-purple); }
.bento-sm h4 { font-size: 0.95rem; margin-bottom: 4px; }
.bento-sm p { font-size: 0.78rem; color: var(--text-muted); line-height: 1.4; }

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

/* ============================================
   CLIENTS MARQUEE
   ============================================ */
.marquee-section {
    padding: 2.5rem 0; border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border); background: var(--bg-deep); overflow: hidden;
}
.marquee-label { text-align: center; font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.2em; color: var(--text-dim); margin-bottom: 1.5rem; }
.marquee-wrap {
    overflow: hidden; position: relative;
    mask-image: linear-gradient(90deg, transparent 0%, black 8%, black 92%, transparent 100%);
    -webkit-mask-image: linear-gradient(90deg, transparent 0%, black 8%, black 92%, transparent 100%);
}
.marquee-track { display: flex; gap: 2rem; animation: marquee 35s linear infinite; width: max-content; }
.m-logo {
    flex-shrink: 0; padding: 10px 28px; border-radius: var(--r-md);
    background: var(--bg-glass); border: 1px solid var(--border);
    font-weight: 600; font-size: 0.85rem; color: var(--text-muted);
    white-space: nowrap; display: flex; align-items: center; gap: 8px; transition: all 0.3s;
}
.m-logo:hover { border-color: var(--border-hover); color: var(--text-white); }
@keyframes marquee { 0%{transform:translateX(0)} 100%{transform:translateX(-50%)} }

/* ============================================
   SERVICES — BENTO GRID
   ============================================ */
.services { padding: 7rem 0; }
.svc-bento {
    display: grid; grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}
.svc {
    position: relative; background: var(--bg-glass); border: 1px solid var(--border);
    border-radius: var(--r-xl); padding: 2rem 1.5rem; overflow: hidden;
    transition: all 0.4s cubic-bezier(0.4,0,0.2,1);
}
.svc::before {
    content: ''; position: absolute; inset: -1px; border-radius: var(--r-xl);
    background: var(--grad-main); opacity: 0; transition: opacity 0.4s; z-index: -1;
}
.svc::after {
    content: ''; position: absolute; inset: 0; border-radius: var(--r-xl);
    background: var(--bg-void); z-index: -1;
}
.svc:hover::before { opacity: 1; }
.svc:hover { transform: translateY(-8px); box-shadow: var(--glow-strong); }

.svc-ico {
    width: 52px; height: 52px; border-radius: var(--r-md);
    display: grid; place-items: center; font-size: 1.3rem; margin-bottom: 1.5rem;
}
.svc-ico.i1 { background: rgba(0,240,255,0.08); color: var(--neon-cyan); }
.svc-ico.i2 { background: rgba(168,85,247,0.08); color: var(--neon-purple); }
.svc-ico.i3 { background: rgba(59,130,246,0.08); color: var(--neon-blue); }
.svc-ico.i4 { background: rgba(16,185,129,0.08); color: var(--neon-green); }

.svc h4 { margin-bottom: 0.6rem; }
.svc p { color: var(--text-light); font-size: 0.88rem; line-height: 1.6; margin-bottom: 1.2rem; }
.svc-tags { display: flex; flex-wrap: wrap; gap: 5px; }
.svc-tag {
    font-size: 0.65rem; padding: 3px 8px; border-radius: var(--r-full);
    background: var(--bg-glass-active); color: var(--text-muted); font-weight: 600;
    letter-spacing: 0.04em;
}

/* ============================================
   EXPERTISE
   ============================================ */
.expertise { padding: 7rem 0; background: var(--bg-deep); position: relative; overflow: hidden; }
.expertise::before {
    content: ''; position: absolute; top: 50%; left: 50%; width: 900px; height: 900px;
    background: radial-gradient(circle, rgba(168,85,247,0.04) 0%, transparent 70%);
    transform: translate(-50%,-50%); pointer-events: none;
}
.exp-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 5rem; align-items: center; }
.exp-img { border-radius: var(--r-2xl); overflow: hidden; border: 1px solid var(--border); box-shadow: var(--shadow-card); position: relative; }
.exp-img img { width: 100%; aspect-ratio: 4/3; object-fit: cover; }
.exp-img .tint { position: absolute; inset: 0; background: linear-gradient(to top, var(--bg-void) 0%, transparent 40%); }

.exp-content .tag { margin-bottom: 1.2rem; }
.exp-content h2 { margin-bottom: 1rem; }
.exp-content > p { color: var(--text-light); font-size: 1.05rem; margin-bottom: 2rem; line-height: 1.7; }

.exp-list { display: flex; flex-direction: column; gap: 12px; }
.exp-item {
    display: flex; gap: 16px; align-items: flex-start; padding: 16px;
    background: var(--bg-glass); border: 1px solid var(--border);
    border-radius: var(--r-lg); transition: all 0.3s;
}
.exp-item:hover { border-color: var(--border-hover); background: var(--bg-glass-hover); }
.exp-ico {
    width: 42px; height: 42px; border-radius: var(--r-sm); flex-shrink: 0;
    display: grid; place-items: center; font-size: 1rem;
}
.exp-ico.e1 { background: rgba(0,240,255,0.08); color: var(--neon-cyan); }
.exp-ico.e2 { background: rgba(168,85,247,0.08); color: var(--neon-purple); }
.exp-ico.e3 { background: rgba(236,72,153,0.08); color: var(--neon-magenta); }
.exp-ico.e4 { background: rgba(16,185,129,0.08); color: var(--neon-green); }
.exp-item h4 { font-size: 0.95rem; margin-bottom: 2px; }
.exp-item p { color: var(--text-light); font-size: 0.82rem; line-height: 1.5; }

/* ============================================
   SOLUTIONS — CARD GRID
   ============================================ */
.solutions { padding: 7rem 0; }
.sol-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }

.sol-card {
    background: var(--bg-glass); border: 1px solid var(--border);
    border-radius: var(--r-xl); overflow: hidden;
    transition: all 0.4s cubic-bezier(0.4,0,0.2,1); position: relative;
}
.sol-card:hover { transform: translateY(-10px); border-color: var(--border-hover); box-shadow: var(--glow-cyan); }

.sol-card .img-wrap { position: relative; overflow: hidden; }
.sol-card .img-wrap img { width: 100%; aspect-ratio: 16/10; object-fit: cover; transition: transform 0.6s; }
.sol-card:hover .img-wrap img { transform: scale(1.05); }
.sol-card .img-wrap .grad { position: absolute; inset: 0; background: linear-gradient(to top, rgba(5,5,8,0.8) 0%, transparent 60%); }

.sol-body { padding: 1.5rem; }
.sol-cat {
    display: inline-block; font-size: 0.65rem; font-weight: 700;
    text-transform: uppercase; letter-spacing: 0.12em;
    padding: 4px 10px; border-radius: var(--r-full); margin-bottom: 10px;
}
.sol-cat.c-auto { background: rgba(0,240,255,0.08); color: var(--neon-cyan); }
.sol-cat.c-crm { background: rgba(59,130,246,0.08); color: var(--neon-blue); }
.sol-cat.c-agent { background: rgba(16,185,129,0.08); color: var(--neon-green); }
.sol-cat.c-edu { background: rgba(168,85,247,0.08); color: var(--neon-purple); }
.sol-cat.c-rag { background: rgba(236,72,153,0.08); color: var(--neon-magenta); }

.sol-card h3 { font-size: 1.15rem; margin-bottom: 6px; }
.sol-card p { color: var(--text-light); font-size: 0.85rem; line-height: 1.6; margin-bottom: 1rem; }
.sol-link {
    display: inline-flex; align-items: center; gap: 6px;
    color: var(--neon-cyan); font-weight: 700; font-size: 0.85rem;
}
.sol-link i { font-size: 0.7rem; transition: transform 0.3s; }
.sol-link:hover i { transform: translateX(5px); }

/* ============================================
   PROCESS / AUDIT
   ============================================ */
.process { padding: 7rem 0; background: var(--bg-deep); }

.steps-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-bottom: 4rem; position: relative; }
.steps-row::before {
    content: ''; position: absolute; top: 42px; left: 12%; right: 12%;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--neon-cyan), var(--neon-purple), var(--neon-magenta), transparent);
    opacity: 0.25;
}
.step-box { text-align: center; position: relative; z-index: 1; }
.step-num {
    width: 72px; height: 72px; border-radius: 50%;
    background: var(--bg-void); border: 2px solid var(--border);
    display: grid; place-items: center; margin: 0 auto 1.5rem;
    font-size: 1.4rem; font-weight: 900; transition: all 0.3s;
}
.step-num span { background: var(--grad-main); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.step-box:hover .step-num { border-color: var(--neon-cyan); box-shadow: var(--glow-cyan); }
.step-box h4 { margin-bottom: 6px; }
.step-box p { color: var(--text-light); font-size: 0.88rem; max-width: 280px; margin: 0 auto; line-height: 1.6; }

/* CTA Audit */
.audit-cta {
    background: var(--bg-glass); border: 1px solid var(--border);
    border-radius: var(--r-2xl); padding: 4rem 3rem; text-align: center;
    position: relative; overflow: hidden;
}
.audit-cta::before {
    content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px;
    background: var(--grad-main);
}
.audit-cta h3 { font-size: 2rem; margin-bottom: 0.8rem; }
.audit-cta p { color: var(--text-light); font-size: 1.05rem; max-width: 600px; margin: 0 auto 2rem; }

/* ============================================
   STATS
   ============================================ */
.stats { padding: 7rem 0; }
.stats-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.stat-box {
    text-align: center; padding: 2.5rem 1.5rem;
    background: var(--bg-glass); border: 1px solid var(--border);
    border-radius: var(--r-xl); transition: all 0.3s;
}
.stat-box:hover { border-color: var(--border-hover); box-shadow: var(--glow-cyan); transform: translateY(-5px); }
.stat-val { font-size: 2.8rem; font-weight: 900; line-height: 1; margin-bottom: 6px; }
.stat-lbl { font-size: 0.95rem; color: var(--text-light); }
.stat-sub { font-size: 0.72rem; color: var(--text-muted); margin-top: 4px; }

/* ============================================
   TESTIMONIALS — ORIGINAL AVATARS
   ============================================ */
.testi { padding: 7rem 0; background: var(--bg-deep); }
.testi-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }

.testi-card {
    background: var(--bg-glass); border: 1px solid var(--border);
    border-radius: var(--r-xl); padding: 2rem; transition: all 0.3s;
    position: relative;
}
.testi-card:hover { border-color: var(--border-hover); }
.testi-card .quote-mark {
    position: absolute; top: 1.5rem; right: 2rem;
    font-size: 3rem; line-height: 1; opacity: 0.06; font-family: serif;
}

.testi-stars { color: var(--neon-yellow); font-size: 0.8rem; display: flex; gap: 3px; margin-bottom: 1rem; }
.testi-card blockquote { font-size: 0.95rem; color: var(--text-light); line-height: 1.7; font-style: italic; margin-bottom: 1.5rem; }

.testi-author { display: flex; align-items: center; gap: 12px; }

/* CUSTOM AVATAR — gradient initials */
.avatar {
    width: 50px; height: 50px; border-radius: 50%; flex-shrink: 0;
    display: grid; place-items: center; font-weight: 800; font-size: 1rem;
    color: #fff; position: relative; overflow: hidden;
}
.avatar.av1 { background: var(--grad-blue); }
.avatar.av2 { background: var(--grad-purple); }
.avatar.av3 { background: var(--grad-warm); }
.avatar.av4 { background: var(--grad-green); }
.avatar::after {
    content: ''; position: absolute; inset: 0;
    background: radial-gradient(circle at 30% 30%, rgba(255,255,255,0.2), transparent 60%);
}

.testi-name { font-weight: 700; font-size: 0.92rem; }
.testi-role { font-size: 0.78rem; color: var(--text-muted); }

/* ============================================
   FAQ
   ============================================ */
.faq { padding: 7rem 0; }
.faq-list { max-width: 800px; margin: 0 auto; display: flex; flex-direction: column; gap: 10px; }
.faq-item {
    background: var(--bg-glass); border: 1px solid var(--border);
    border-radius: var(--r-lg); overflow: hidden; transition: all 0.3s;
}
.faq-item:hover { border-color: rgba(0,240,255,0.12); }
.faq-item summary {
    padding: 1.25rem 1.5rem; cursor: pointer; font-weight: 700; font-size: 0.95rem;
    list-style: none; display: flex; justify-content: space-between; align-items: center;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: '+'; font-size: 1.3rem; color: var(--neon-cyan); flex-shrink: 0; margin-left: 1rem; }
.faq-item[open] summary::after { content: '\2212'; }
.faq-item p { padding: 0 1.5rem 1.25rem; color: var(--text-light); font-size: 0.92rem; line-height: 1.7; }

/* ============================================
   CONTACT
   ============================================ */
.contact { padding: 7rem 0; }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 5rem; align-items: start; }
.contact-info { display: flex; flex-direction: column; gap: 1.5rem; }
.contact-info h2 { margin-bottom: 0.5rem; }
.contact-info > p { color: var(--text-light); font-size: 1rem; }

.c-detail { display: flex; align-items: center; gap: 16px; }
.c-detail-ico {
    width: 50px; height: 50px; border-radius: var(--r-md);
    background: var(--bg-glass); border: 1px solid var(--border);
    display: grid; place-items: center; color: var(--neon-cyan); flex-shrink: 0;
    font-size: 1rem;
}
.c-detail-txt { font-size: 0.92rem; color: var(--text-light); }
.c-detail-txt strong { display: block; color: #fff; margin-bottom: 2px; }

.contact-form {
    background: var(--bg-glass); border: 1px solid var(--border);
    border-radius: var(--r-xl); padding: 2rem;
}
.fg { margin-bottom: 1.2rem; }
.fg label { display: block; font-size: 0.82rem; font-weight: 600; color: var(--text-light); margin-bottom: 5px; }
.fg input, .fg textarea, .fg select {
    width: 100%; padding: 12px 14px;
    background: rgba(255,255,255,0.02); border: 1px solid var(--border);
    border-radius: var(--r-md); color: #fff; font-family: var(--font); font-size: 0.92rem;
    transition: all 0.3s; outline: none;
}
.fg input:focus, .fg textarea:focus { border-color: var(--neon-cyan); box-shadow: 0 0 0 3px rgba(0,240,255,0.08); }
.fg textarea { resize: vertical; min-height: 120px; }
.fg-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

.contact-status { padding: 12px; border-radius: var(--r-md); margin-bottom: 1rem; font-size: 0.88rem; }
.contact-status.success { background: rgba(16,185,129,0.1); border: 1px solid rgba(16,185,129,0.3); color: var(--neon-green); }
.contact-status.error { background: rgba(239,68,68,0.1); border: 1px solid rgba(239,68,68,0.3); color: #ef4444; }

/* ============================================
   CTA
   ============================================ */
.final-cta {
    padding: 7rem 0; background: var(--bg-deep); position: relative; overflow: hidden;
}
.final-cta::before {
    content: ''; position: absolute; top: 50%; left: 50%; width: 1400px; height: 700px;
    background: radial-gradient(ellipse, rgba(59,130,246,0.06), transparent 70%);
    transform: translate(-50%,-50%); pointer-events: none;
}
.cta-inner { text-align: center; position: relative; z-index: 1; }
.cta-inner h2 { margin-bottom: 1rem; }
.cta-inner p { color: var(--text-light); font-size: 1.1rem; max-width: 600px; margin: 0 auto 2rem; }
.cta-btns { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* ============================================
   FOOTER
   ============================================ */
.footer { background: var(--bg-void); border-top: 1px solid var(--border); padding: 5rem 0 1.5rem; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 3rem; margin-bottom: 3rem; }
.footer-brand p { color: var(--text-muted); font-size: 0.88rem; margin-top: 1rem; max-width: 280px; line-height: 1.6; }
.footer-social { display: flex; gap: 10px; margin-top: 1.5rem; }
.footer-social a {
    width: 38px; height: 38px; border-radius: var(--r-sm);
    background: var(--bg-glass); border: 1px solid var(--border);
    display: grid; place-items: center; color: var(--text-muted); font-size: 0.85rem; transition: all 0.3s;
}
.footer-social a:hover { border-color: var(--neon-cyan); color: var(--neon-cyan); }

.footer-col h4 { font-size: 0.85rem; font-weight: 700; margin-bottom: 1rem; color: #fff; }
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 8px; }
.footer-col a { color: var(--text-muted); font-size: 0.82rem; }
.footer-col a:hover { color: var(--neon-cyan); }

.footer-bot {
    border-top: 1px solid var(--border); padding-top: 1.5rem;
    display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 1rem;
}
.footer-bot p { color: var(--text-dim); font-size: 0.75rem; }
.footer-bot-links { display: flex; gap: 1.5rem; }
.footer-bot-links a { color: var(--text-dim); font-size: 0.75rem; }
.footer-bot-links a:hover { color: var(--neon-cyan); }

/* ============================================
   REVEAL ANIMATIONS
   ============================================ */
.rv { opacity: 0; transform: translateY(40px); transition: opacity 0.7s ease, transform 0.7s ease; }
.rv.visible { opacity: 1; transform: translateY(0); }
.rv-d1 { transition-delay: 0.1s; } .rv-d2 { transition-delay: 0.2s; }
.rv-d3 { transition-delay: 0.3s; } .rv-d4 { transition-delay: 0.4s; }

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1200px) {
    .svc-bento { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 1024px) {
    .hero .container { grid-template-columns: 1fr; text-align: center; }
    .hero-desc { margin: 0 auto 2.5rem; }
    .hero-btns { justify-content: center; }
    .hero-metrics { justify-content: center; }
    .hero-bento { max-width: 600px; margin: 3rem auto 0; }
    .exp-grid { grid-template-columns: 1fr; }
    .exp-img { max-width: 600px; margin: 0 auto; }
    .sol-grid { grid-template-columns: repeat(2, 1fr); }
    .stats-row { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .contact-grid { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
    /* --- Hide desktop nav elements --- */
    .nav-links { display: none; }
    .nav-right .btn { display: none; }
    .nav-right .theme-picker { display: none; }
    .nav-right .lang-switch { display: none; }
    .burger { display: flex; }

    /* --- Overlay --- */
    .mobile-overlay.active {
        display: block; position: fixed; inset: 0; z-index: 1000;
        background: rgba(0, 0, 0, 0.55);
    }

    /* --- Slide-in panel from right --- */
    .nav-links.open {
        display: flex; flex-direction: column;
        position: fixed; top: 0; right: 0; bottom: 0;
        width: 300px; max-width: 85vw; z-index: 1001;
        background: #0c1a2e;
        border-left: 1px solid rgba(0, 240, 255, 0.1);
        box-shadow: -8px 0 40px rgba(0, 0, 0, 0.6);
        padding: 0; gap: 0;
        overflow-y: auto; -webkit-overflow-scrolling: touch;
        animation: slideIn 0.3s cubic-bezier(0.22, 0.61, 0.36, 1);
    }
    @keyframes slideIn { from { transform: translateX(100%); } to { transform: translateX(0); } }

    /* --- Mobile menu header (logo + X) --- */
    .nav-links.open > .mobile-menu-header {
        display: flex; align-items: center; justify-content: space-between;
        padding: 18px 20px;
        border-bottom: 1px solid rgba(255,255,255,0.08);
        background: rgba(0, 10, 25, 0.5);
    }
    .mobile-menu-header .logo-sym { width: 36px; height: 36px; font-size: 1rem; }

    /* --- Nav items inside panel --- */
    .nav-links.open > li {
        display: block; list-style: none; width: 100%;
    }
    .nav-links.open > li > a {
        display: flex; align-items: center; gap: 8px;
        width: 100%; box-sizing: border-box;
        padding: 15px 20px; font-size: 0.95rem; font-weight: 600;
        color: rgba(255,255,255,0.85);
        border-bottom: 1px solid rgba(255,255,255,0.05);
        transition: background 0.2s, color 0.2s;
    }
    .nav-links.open > li > a:active {
        background: rgba(0, 240, 255, 0.06); color: #fff;
    }
    .nav-links.open > li > a i.fa-chevron-down {
        margin-left: auto; font-size: 0.6rem;
        transition: transform 0.3s ease; color: rgba(255,255,255,0.3);
    }
    .nav-links.open .has-dd.dd-open > a {
        color: var(--neon-cyan); background: rgba(0, 240, 255, 0.04);
    }
    .nav-links.open .has-dd.dd-open > a i.fa-chevron-down {
        transform: rotate(180deg); color: var(--neon-cyan);
    }

    /* --- Dropdown accordion --- */
    .nav-links.open .dd {
        position: static; transform: none; box-shadow: none;
        border: none; border-radius: 0;
        background: rgba(0, 10, 25, 0.5);
        padding: 0; max-height: 0; opacity: 0;
        visibility: hidden; overflow: hidden;
        min-width: 0; width: 100%; left: auto;
        transition: max-height 0.35s cubic-bezier(0.4, 0, 0.2, 1),
                    opacity 0.25s, visibility 0.25s;
    }
    .nav-links.open .has-dd.dd-open .dd {
        max-height: 300px; opacity: 1; visibility: visible;
        border-top: 1px solid rgba(0, 240, 255, 0.06);
        pointer-events: auto;
    }
    .nav-links.open .dd li { list-style: none; }
    .nav-links.open .dd a {
        display: flex; align-items: center; gap: 10px;
        width: 100%; box-sizing: border-box;
        padding: 13px 20px 13px 24px; font-size: 0.92rem;
        color: rgba(255,255,255,0.88); font-weight: 500;
        border-bottom: none; pointer-events: auto;
        -webkit-tap-highlight-color: rgba(0,240,255,0.15);
    }
    .nav-links.open .dd a:hover,
    .nav-links.open .dd a:active { color: var(--neon-cyan); background: rgba(0, 240, 255, 0.07); }
    .nav-links.open .dd a i {
        width: 28px; height: 28px; font-size: 0.75rem;
        background: rgba(0, 240, 255, 0.08); border: 1px solid rgba(0, 240, 255, 0.12);
    }

    /* --- Mobile footer (theme + lang + contact) --- */
    .nav-links.open > .mobile-menu-footer {
        display: block; margin-top: auto;
        padding: 16px 20px 24px;
        border-top: 1px solid rgba(255,255,255,0.06);
        background: rgba(0, 10, 25, 0.4);
    }
    .mobile-menu-footer .lang-switch { display: flex; }
    .mobile-utils-row {
        display: flex; align-items: center; justify-content: center;
        margin-bottom: 14px;
    }
    .mobile-contact {
        display: flex; align-items: center; justify-content: center; gap: 8px;
        width: 100%; padding: 13px 20px;
        border-radius: var(--r-full); font-weight: 700; font-size: 0.9rem;
        background: var(--grad-blue); color: #fff;
        box-shadow: 0 4px 20px rgba(59, 130, 246, 0.3);
    }
    .mobile-contact:active { transform: scale(0.97); }
    .svc-bento { grid-template-columns: 1fr; }
    .sol-grid { grid-template-columns: 1fr; }
    .steps-row { grid-template-columns: 1fr; gap: 2.5rem; }
    .steps-row::before { display: none; }
    .stats-row { grid-template-columns: 1fr 1fr; }
    .testi-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; }
    .footer-bot { flex-direction: column; text-align: center; }
    .fg-row { grid-template-columns: 1fr; }
    h1 { font-size: 2.4rem; } h2 { font-size: 2rem; }
    .hero { padding: 8rem 0 3rem; min-height: auto; }
    .hero-bento { grid-template-columns: 1fr; }
    .bento-sm { display: none; }
}
@media (max-width: 480px) {
    .hero-metrics { flex-direction: column; gap: 1rem; }
    .stats-row { grid-template-columns: 1fr; }
    h1 { font-size: 2rem; }
}

/* ---- BACK TO TOP ---- */
.back-top {
    position: fixed; bottom: 28px; right: 28px; z-index: 800;
    width: 46px; height: 46px; border-radius: 50%;
    background: var(--neon-cyan); color: var(--bg-void);
    border: none; cursor: pointer;
    display: grid; place-items: center; font-size: 1rem;
    box-shadow: 0 4px 20px rgba(0,240,255,0.35);
    opacity: 0; pointer-events: none;
    transform: translateY(12px);
    transition: opacity 0.35s, transform 0.35s, background 0.2s, box-shadow 0.2s;
}
.back-top.visible { opacity: 1; pointer-events: auto; transform: translateY(0); }
.back-top:hover { background: #fff; box-shadow: 0 6px 28px rgba(0,240,255,0.55); transform: translateY(-3px); }
.back-top:active { transform: scale(0.92); }

/* ---- SCROLLBAR ---- */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-void); }
::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.08); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,0.15); }
::selection { background: rgba(0,240,255,0.25); color: #fff; }