/* =============================================
   ФЕЛИКС НИКИТА — PORTFOLIO CSS v2
   Стиль: Composio-inspired dark
   ============================================= */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

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

:root {
    --bg-0: #08080f;
    --bg-1: #0d0d1a;
    --bg-2: #111124;
    --blue:   #4f8eff;
    --purple: #8b5cf6;
    --orange: #f59e0b;
    --green-acc: #22d3a0;
    --text: #f0f0f0;
    --muted: rgba(240,240,240,0.50);
    --border:   rgba(255,255,255,0.07);
    --border-h: rgba(255,255,255,0.13);
    --grad: linear-gradient(135deg, #4f8eff 0%, #8b5cf6 50%, #f59e0b 100%);
    --grad-bp: linear-gradient(135deg, #4f8eff, #8b5cf6);
    --radius: 12px;
    --radius-lg: 20px;
    --tr: 0.3s cubic-bezier(0.4,0,0.2,1);
    --section-py: 110px;
}

html { scroll-behavior: smooth; font-size: 16px; }
body {
    font-family: 'Inter', sans-serif;
    background: var(--bg-0);
    color: var(--text);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

#gridCanvas {
    position: fixed; inset: 0;
    pointer-events: none; z-index: 0; opacity: 0.35;
}

.container {
    max-width: 1180px;
    margin: 0 auto;
    padding: 0 2rem;
    position: relative;
    z-index: 1;
}

h1,h2,h3,h4 { line-height: 1.2; }
a { color: inherit; text-decoration: none; }

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

/* Scroll reveal */
.reveal, .reveal-up, .reveal-left, .reveal-right {
    opacity: 0;
    transition: opacity 0.7s var(--tr), transform 0.7s var(--tr);
}
.reveal       { transform: translateY(24px); }
.reveal-up    { transform: translateY(36px); }
.reveal-left  { transform: translateX(-36px); }
.reveal-right { transform: translateX(36px); }
.reveal.active,.reveal-up.active,.reveal-left.active,.reveal-right.active {
    opacity: 1; transform: none;
}

/* =============================================
   NAVBAR
   ============================================= */
.navbar {
    position: fixed; top: 0; left: 0; right: 0;
    z-index: 100; padding: 0 2rem;
    transition: background 0.4s, border-color 0.4s, backdrop-filter 0.4s;
    border-bottom: 1px solid transparent;
}
.navbar.scrolled {
    background: rgba(8,8,15,0.85);
    backdrop-filter: blur(20px);
    border-bottom-color: var(--border);
}
.nav-inner {
    max-width: 1180px; margin: 0 auto;
    height: 70px; display: flex; align-items: center; gap: 2rem;
}
.nav-logo {
    display: flex; align-items: center; gap: 0.6rem;
    font-weight: 700; font-size: 1.05rem; letter-spacing: -0.02em; flex-shrink: 0;
}
.logo-dot {
    width: 10px; height: 10px; border-radius: 50%; background: var(--grad); flex-shrink: 0;
    animation: pulse-dot 2.5s infinite;
}
@keyframes pulse-dot {
    0%,100% { box-shadow: 0 0 0 0 rgba(79,142,255,0.5); }
    50%      { box-shadow: 0 0 0 6px rgba(79,142,255,0); }
}
.nav-links { list-style: none; display: flex; gap: 0.25rem; margin-left: auto; }
.nav-links a {
    display: block; padding: 0.45rem 0.85rem; font-size: 0.875rem; font-weight: 500;
    color: var(--muted); border-radius: 8px; transition: color var(--tr), background var(--tr);
}
.nav-links a:hover { color: var(--text); background: var(--border); }
.nav-cta {
    padding: 0.5rem 1.25rem; border-radius: 50px; background: var(--grad-bp);
    font-size: 0.875rem; font-weight: 600; white-space: nowrap; flex-shrink: 0;
    transition: opacity var(--tr), transform var(--tr);
}
.nav-cta:hover { opacity: 0.85; transform: translateY(-1px); }
.burger { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 4px; margin-left: auto; }
.burger span { display: block; width: 24px; height: 2px; background: var(--text); border-radius: 2px; transition: var(--tr); }
.burger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.burger.open span:nth-child(2) { opacity: 0; }
.burger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
.mobile-menu { display: none; flex-direction: column; gap: 0.25rem; padding: 1rem 0 1.5rem; border-top: 1px solid var(--border); }
.mobile-menu.open { display: flex; }
.mobile-link { padding: 0.75rem 1rem; font-size: 1rem; font-weight: 500; color: var(--muted); border-radius: var(--radius); transition: color var(--tr), background var(--tr); }
.mobile-link:hover { color: var(--text); background: var(--border); }
.mobile-cta { margin-top: 0.5rem; padding: 0.85rem 1rem; border-radius: var(--radius); background: var(--grad-bp); font-size: 0.95rem; font-weight: 600; text-align: center; }

/* =============================================
   HERO — split layout (text left, photo right)
   ============================================= */
.hero {
    position: relative; min-height: 100vh;
    display: flex; flex-direction: column; justify-content: center;
    overflow: hidden; padding: 120px 2rem 80px;
}
.hero-glow { position: absolute; border-radius: 50%; filter: blur(100px); pointer-events: none; }
.glow-blue   { width: 700px; height: 700px; background: rgba(79,142,255,0.10); top: -300px; left: -200px; }
.glow-purple { width: 500px; height: 500px; background: rgba(139,92,246,0.08); top: 10%;    right: -150px; }
.glow-orange { width: 400px; height: 400px; background: rgba(245,158,11,0.06); bottom: -100px; left: 30%; }

.hero-layout {
    max-width: 1180px; margin: 0 auto; width: 100%;
    display: grid; grid-template-columns: 1fr 440px;
    gap: 4rem; align-items: center; position: relative; z-index: 2;
}
.hero-text { display: flex; flex-direction: column; }

.hero-badge {
    display: inline-flex; align-items: center; gap: 0.5rem;
    padding: 0.45rem 1rem; border-radius: 50px; border: 1px solid var(--border-h);
    background: rgba(255,255,255,0.04); font-size: 0.82rem; font-weight: 500;
    color: var(--muted); margin-bottom: 1.75rem; align-self: flex-start;
    backdrop-filter: blur(8px);
}
.badge-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--green-acc); animation: pulse-dot 2.5s infinite; }

.hero-title {
    font-size: clamp(3rem, 7vw, 6rem); font-weight: 900;
    letter-spacing: -0.04em; line-height: 1.0; margin-bottom: 1.5rem;
}
.hero-sub {
    font-size: 1.05rem; color: var(--muted); line-height: 1.8; margin-bottom: 2rem; max-width: 500px;
}
.hero-sub strong { color: var(--text); font-weight: 600; }

.hero-actions { display: flex; gap: 1rem; flex-wrap: wrap; margin-bottom: 2.5rem; }

.btn-primary {
    display: inline-flex; align-items: center; gap: 0.6rem;
    padding: 0.9rem 1.8rem; border-radius: 50px; background: var(--grad-bp);
    font-size: 0.95rem; font-weight: 600; color: #fff;
    transition: opacity var(--tr), transform var(--tr), box-shadow var(--tr);
    box-shadow: 0 0 30px rgba(79,142,255,0.3);
}
.btn-primary:hover { opacity: 0.9; transform: translateY(-2px); box-shadow: 0 0 50px rgba(79,142,255,0.45); }

.btn-ghost {
    display: inline-flex; align-items: center; gap: 0.5rem;
    padding: 0.9rem 1.8rem; border-radius: 50px; border: 1px solid var(--border-h);
    background: rgba(255,255,255,0.04); font-size: 0.95rem; font-weight: 500; color: var(--muted);
    transition: color var(--tr), border-color var(--tr), background var(--tr); backdrop-filter: blur(8px);
}
.btn-ghost:hover { color: var(--text); border-color: var(--blue); background: rgba(79,142,255,0.08); }

.hero-stats { display: flex; align-items: center; gap: 2rem; flex-wrap: wrap; }
.stat { display: flex; flex-direction: column; align-items: flex-start; gap: 0.2rem; }
.stat-num   { font-size: 1.3rem; font-weight: 800; letter-spacing: -0.02em; }
.stat-label { font-size: 0.72rem; color: var(--muted); font-weight: 500; text-transform: uppercase; letter-spacing: 0.08em; }
.stat-sep   { width: 1px; height: 36px; background: var(--border-h); }

/* Hero photo */
.hero-photo { position: relative; }
.hero-photo-frame {
    position: relative; border-radius: var(--radius-lg);
    overflow: hidden; aspect-ratio: 3/4;
    border: 1px solid var(--border-h);
    box-shadow: 0 30px 80px rgba(0,0,0,0.5), 0 0 0 1px rgba(79,142,255,0.1);
}
.hero-photo-frame img { width: 100%; height: 100%; object-fit: cover; display: block; }
.hero-photo-glow {
    position: absolute; inset: 0; border-radius: var(--radius-lg);
    background: linear-gradient(to top, rgba(8,8,15,0.6) 0%, transparent 60%);
    pointer-events: none;
}

/* Scroll hint */
.hero-scroll-hint {
    position: absolute; bottom: 2rem; left: 50%; transform: translateX(-50%);
    display: flex; flex-direction: column; align-items: center; gap: 0.5rem; z-index: 2;
}
.hero-scroll-hint span { font-size: 0.7rem; color: var(--muted); text-transform: uppercase; letter-spacing: 0.1em; }
.scroll-line { width: 1px; height: 48px; background: linear-gradient(to bottom, var(--blue), transparent); animation: scroll-anim 2s infinite; }
@keyframes scroll-anim {
    0%   { transform: scaleY(0); transform-origin: top; }
    50%  { transform: scaleY(1); transform-origin: top; }
    51%  { transform: scaleY(1); transform-origin: bottom; }
    100% { transform: scaleY(0); transform-origin: bottom; }
}

/* =============================================
   SECTIONS
   ============================================= */
.section { padding: var(--section-py) 0; position: relative; }

.section-label {
    display: flex; align-items: center; gap: 0.75rem;
    font-size: 0.75rem; font-weight: 600; text-transform: uppercase;
    letter-spacing: 0.12em; color: var(--blue); margin-bottom: 1.2rem;
}
.label-line { display: block; width: 28px; height: 2px; background: var(--grad-bp); border-radius: 2px; }
.section-title { font-size: clamp(1.8rem, 4vw, 2.8rem); font-weight: 800; letter-spacing: -0.03em; margin-bottom: 1.25rem; }
.section-sub { font-size: 1rem; color: var(--muted); max-width: 580px; line-height: 1.8; margin-bottom: 3rem; }

/* =============================================
   STORY — split layout (photo left, timeline right)
   ============================================= */
.story-layout {
    display: grid; grid-template-columns: 380px 1fr;
    gap: 5rem; align-items: start;
}

.story-photo { position: relative; }
.story-photo-frame {
    border-radius: var(--radius-lg); overflow: hidden;
    border: 1px solid var(--border-h); position: relative;
    box-shadow: 0 20px 60px rgba(0,0,0,0.4);
}
.story-photo-frame img { width: 100%; display: block; aspect-ratio: 4/3; object-fit: cover; }
.story-photo-badge {
    position: absolute; bottom: 1rem; left: 1rem; right: 1rem;
    background: rgba(8,8,15,0.75); backdrop-filter: blur(16px);
    border: 1px solid var(--border-h); border-radius: 10px;
    padding: 0.7rem 1rem; font-size: 0.8rem; font-weight: 600;
    display: flex; align-items: center; gap: 0.5rem; color: var(--blue);
}

/* Compact Timeline */
.timeline-compact { display: flex; flex-direction: column; gap: 0; margin-top: 0.5rem; }

.tc-item {
    display: flex; gap: 1rem; padding-bottom: 1.5rem;
    border-left: 1px solid var(--border);
    padding-left: 1.25rem; margin-left: 8px;
    position: relative;
}
.tc-item:last-child { border-left-color: transparent; padding-bottom: 0; }

.tc-dot {
    position: absolute; left: -8px; top: 4px;
    width: 15px; height: 15px; border-radius: 50%;
    background: var(--bg-2); border: 2px solid var(--border-h);
    flex-shrink: 0;
}
.tc-dot--active {
    background: var(--grad-bp); border-color: transparent;
    box-shadow: 0 0 12px rgba(79,142,255,0.5);
}

.tc-body { display: flex; flex-direction: column; gap: 0.25rem; }
.tc-tag {
    font-size: 0.68rem; font-weight: 700; text-transform: uppercase;
    letter-spacing: 0.1em; color: var(--blue);
    background: rgba(79,142,255,0.1); border-radius: 4px;
    padding: 0.15rem 0.45rem; width: fit-content;
}
.tc-body strong { font-size: 0.97rem; font-weight: 700; color: var(--text); margin-top: 0.15rem; }
.tc-body p { font-size: 0.85rem; color: var(--muted); line-height: 1.65; margin-top: 0.2rem; }

/* =============================================
   VALUES
   ============================================= */
.values-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 1.25rem; margin-top: 3rem; }

.value-card {
    padding: 1.75rem; background: rgba(255,255,255,0.025);
    border: 1px solid var(--border); border-radius: var(--radius-lg);
    transition: border-color var(--tr), background var(--tr), transform var(--tr);
    display: flex; flex-direction: column; gap: 1rem;
}
.value-card:hover { border-color: var(--border-h); background: rgba(255,255,255,0.04); transform: translateY(-3px); }

.value-icon { width: 44px; height: 44px; border-radius: 10px; display: flex; align-items: center; justify-content: center; }
.value-icon svg { width: 22px; height: 22px; }
.value-icon--blue   { background: rgba(79,142,255,0.12);  color: var(--blue); }
.value-icon--purple { background: rgba(139,92,246,0.12); color: var(--purple); }
.value-icon--orange { background: rgba(245,158,11,0.12); color: var(--orange); }
.value-icon--green  { background: rgba(34,211,160,0.12); color: var(--green-acc); }

.value-vs { display: flex; align-items: center; gap: 0.6rem; font-size: 0.92rem; font-weight: 600; }
.value-not   { color: var(--muted); text-decoration: line-through; }
.value-arrow { color: var(--border-h); }
.value-yes   { color: var(--text); }
.value-card p { font-size: 0.88rem; color: var(--muted); line-height: 1.7; }

/* =============================================
   SERVICES — split layout (cards left, photo right)
   ============================================= */
.section-services { background: var(--bg-1); }

.services-layout {
    display: grid; grid-template-columns: 1fr 380px;
    gap: 5rem; align-items: start;
}

.services-list { display: flex; flex-direction: column; gap: 1rem; margin-top: 2rem; }

.service-card {
    padding: 1.5rem 1.75rem; background: rgba(255,255,255,0.025);
    border: 1px solid var(--border); border-radius: var(--radius-lg);
    display: flex; align-items: flex-start; gap: 1.2rem;
    transition: border-color var(--tr), background var(--tr), transform var(--tr);
    position: relative; overflow: hidden;
}
.service-card::before {
    content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px;
    background: var(--grad); opacity: 0; transition: opacity var(--tr);
}
.service-card:hover { border-color: var(--border-h); background: rgba(255,255,255,0.04); transform: translateY(-3px); }
.service-card:hover::before { opacity: 1; }
.service-card--featured { border-color: rgba(79,142,255,0.2); background: rgba(79,142,255,0.04); }
.service-card--featured::before { opacity: 1; }

.service-num {
    position: absolute; top: 1.2rem; right: 1.5rem;
    font-size: 0.68rem; font-weight: 700; text-transform: uppercase;
    letter-spacing: 0.1em; color: rgba(255,255,255,0.12);
}
.service-icon {
    width: 42px; height: 42px; flex-shrink: 0; border-radius: 10px;
    background: rgba(79,142,255,0.1); display: flex; align-items: center; justify-content: center; color: var(--blue);
}
.service-icon svg { width: 20px; height: 20px; }
.service-body { flex: 1; }
.service-card h3 { font-size: 1rem; font-weight: 700; letter-spacing: -0.01em; margin-bottom: 0.35rem; }
.service-card p { font-size: 0.85rem; color: var(--muted); line-height: 1.65; margin-bottom: 0.75rem; }
.service-link { display: inline-flex; align-items: center; gap: 0.35rem; font-size: 0.82rem; font-weight: 600; color: var(--blue); transition: gap var(--tr); }
.service-link:hover { gap: 0.6rem; }

/* Services photo */
.services-photo { position: sticky; top: 100px; }
.services-photo-frame {
    border-radius: var(--radius-lg); overflow: hidden;
    border: 1px solid var(--border-h); position: relative;
    box-shadow: 0 20px 60px rgba(0,0,0,0.4);
}
.services-photo-frame img { width: 100%; display: block; aspect-ratio: 3/4; object-fit: cover; }
.services-photo-tag {
    position: absolute; bottom: 1rem; left: 1rem; right: 1rem;
    background: rgba(8,8,15,0.75); backdrop-filter: blur(16px);
    border: 1px solid rgba(79,142,255,0.25); border-radius: 10px;
    padding: 0.7rem 1rem; font-size: 0.8rem; font-weight: 600;
    display: flex; align-items: center; gap: 0.5rem; color: var(--green-acc);
}

/* =============================================
   TESTIMONIALS
   ============================================= */
.section-testimonials {
    background: var(--bg-1);
    position: relative;
    border-top: 1px solid var(--border);
}
.reviews-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}
.review-card {
    background: rgba(255,255,255,0.02);
    border: 1px solid var(--border);
    padding: 2rem;
    border-radius: var(--radius-lg);
    display: flex;
    flex-direction: column;
    gap: 1rem;
    transition: transform var(--tr), border-color var(--tr), background var(--tr);
}
.review-card:hover {
    transform: translateY(-4px);
    border-color: rgba(79,142,255,0.3);
    background: rgba(255,255,255,0.04);
}
.review-stars {
    display: flex;
    gap: 0.2rem;
    color: var(--orange);
}
.review-stars svg {
    width: 18px;
    height: 18px;
}
.review-text {
    font-size: 0.95rem;
    color: var(--muted);
    font-style: italic;
    line-height: 1.7;
    flex: 1;
}
.review-author {
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border-h);
    display: flex;
    flex-direction: column;
}
.review-author strong {
    font-size: 0.95rem;
    color: var(--text);
}
.review-author span {
    font-size: 0.8rem;
    color: var(--blue);
}

/* =============================================
   FOOTER
   ============================================= */
.footer { padding: 80px 0 0; position: relative; overflow: hidden; border-top: 1px solid var(--border); }
.footer-glow {
    position: absolute; width: 500px; height: 200px;
    background: radial-gradient(ellipse, rgba(139,92,246,0.08), transparent 70%);
    top: 0; left: 50%; transform: translateX(-50%); pointer-events: none;
}
.footer-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; padding-bottom: 3rem; }
.footer-logo { display: flex; align-items: center; gap: 0.6rem; font-size: 1.1rem; font-weight: 700; margin-bottom: 1rem; }
.footer-desc { font-size: 0.9rem; color: var(--muted); line-height: 1.7; }
.footer-contact-label { font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.1em; color: var(--muted); margin-bottom: 1rem; font-weight: 600; }
.contact-buttons { display: flex; gap: 0.75rem; flex-wrap: wrap; margin-bottom: 1rem; }
.contact-btn { display: inline-flex; align-items: center; gap: 0.55rem; padding: 0.7rem 1.25rem; border-radius: 50px; font-size: 0.88rem; font-weight: 600; transition: all var(--tr); }
.contact-btn--tg { background: rgba(39,174,255,0.12); border: 1px solid rgba(39,174,255,0.2); color: #27aeff; }
.contact-btn--tg:hover { background: rgba(39,174,255,0.2); border-color: rgba(39,174,255,0.4); transform: translateY(-2px); }
.contact-btn--gem { background: rgba(239, 68, 68, 0.12); border: 1px solid rgba(239, 68, 68, 0.2); color: #ef4444; }
.contact-btn--gem:hover { background: rgba(239, 68, 68, 0.2); border-color: rgba(239, 68, 68, 0.4); transform: translateY(-2px); }
.contact-btn--phone { background: rgba(255,255,255,0.05); border: 1px solid var(--border-h); color: var(--text); }
.contact-btn--phone:hover { background: rgba(255,255,255,0.09); transform: translateY(-2px); }
.footer-note { font-size: 0.8rem; color: rgba(255,255,255,0.25); }
.footer-bottom { border-top: 1px solid var(--border); padding: 1.25rem 2rem; text-align: center; font-size: 0.78rem; color: rgba(255,255,255,0.2); }

/* =============================================
   RESPONSIVE
   ============================================= */
@media (max-width: 1100px) {
    .hero-layout { grid-template-columns: 1fr 360px; gap: 3rem; }
    .story-layout { grid-template-columns: 320px 1fr; gap: 3rem; }
    .services-layout { grid-template-columns: 1fr 320px; gap: 3rem; }
}

@media (max-width: 900px) {
    :root { --section-py: 80px; }

    .hero-layout { grid-template-columns: 1fr; text-align: center; }
    .hero-text { align-items: center; }
    .hero-badge { align-self: center; }
    .hero-sub { margin-left: auto; margin-right: auto; }
    .hero-stats { justify-content: center; }
    .hero-photo { max-width: 360px; margin: 0 auto; }
    .hero-photo-frame { aspect-ratio: 1/1; }

    .story-layout { grid-template-columns: 1fr; gap: 2.5rem; }
    .story-photo { max-width: 480px; }

    .services-layout { grid-template-columns: 1fr; gap: 2.5rem; }
    .services-photo { position: static; max-width: 480px; }
    .services-photo-frame img { aspect-ratio: 16/9; }

    .values-grid { grid-template-columns: 1fr; }
    .reviews-grid { grid-template-columns: 1fr; }
    .footer-inner { grid-template-columns: 1fr; gap: 2.5rem; }
}

@media (max-width: 768px) {
    .nav-links, .nav-cta { display: none; }
    .burger { display: flex; }
    .navbar { padding: 0 1.25rem; }
    .navbar.scrolled { background: rgba(8,8,15,0.95); }
    .hero { padding: 100px 1.25rem 70px; }
    .container { padding: 0 1.25rem; }
    .stat-sep { display: none; }
}