/* ============================================================
   PHILIPP ROSANKA – Portfolio Website
   styles.css
   ============================================================ */

/* ---------- CSS VARIABLES ---------- */
:root {
  --color-primary: #0F172A;
  --color-accent: #2563EB;
  --color-accent-light: #3B82F6;
  --color-accent-dark: #1D4ED8;
  --color-accent-2: #7C3AED;
  --color-bg: #F8FAFC;
  --color-bg-2: #F1F5F9;
  --color-text: #0B0B0B;
  --color-text-muted: #64748B;
  --color-border: #E2E8F0;
  --color-white: #FFFFFF;

  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-full: 9999px;

  --shadow-sm: 0 1px 3px rgba(0,0,0,.06), 0 1px 2px rgba(0,0,0,.04);
  --shadow-md: 0 4px 16px rgba(0,0,0,.08), 0 2px 6px rgba(0,0,0,.04);
  --shadow-lg: 0 12px 40px rgba(0,0,0,.12), 0 4px 12px rgba(0,0,0,.06);
  --shadow-xl: 0 24px 64px rgba(0,0,0,.14);

  --transition: 0.22s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-fast: 0.14s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.4s cubic-bezier(0.4, 0, 0.2, 1);

  --nav-height: 72px;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-sans);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { cursor: pointer; font-family: inherit; border: none; background: none; }
input, textarea, select { font-family: inherit; }

/* ---------- UTILITIES ---------- */
.container {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
}

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

.section-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
  background: rgba(37,99,235,.08);
  padding: 4px 12px;
  border-radius: var(--radius-full);
  margin-bottom: 16px;
}

.section-title {
  font-size: clamp(2rem, 4.5vw, 3rem);
  font-weight: 900;
  line-height: 1.15;
  color: var(--color-primary);
  letter-spacing: -0.03em;
}

.section-sub {
  font-size: 1.05rem;
  color: var(--color-text-muted);
  margin-top: 12px;
  max-width: 560px;
}

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

.section-header .section-sub {
  margin: 12px auto 0;
}

/* ---------- BUTTONS ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius-full);
  font-size: 0.95rem;
  font-weight: 600;
  transition: all var(--transition);
  white-space: nowrap;
  cursor: pointer;
}

.btn--primary {
  background: var(--color-accent);
  color: var(--color-white);
  box-shadow: 0 4px 14px rgba(37,99,235,.35);
}

.btn--primary:hover {
  background: var(--color-accent-dark);
  box-shadow: 0 6px 20px rgba(37,99,235,.45);
  transform: translateY(-1px);
}

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

.btn--ghost:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  transform: translateY(-1px);
}

.btn--white {
  background: var(--color-white);
  color: var(--color-primary);
  box-shadow: var(--shadow-lg);
}

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

.btn--full { width: 100%; justify-content: center; }

/* ---------- NAVIGATION ---------- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(248,250,252,.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition), background var(--transition), box-shadow var(--transition);
  height: var(--nav-height);
}

.nav.scrolled {
  border-bottom-color: var(--color-border);
  box-shadow: var(--shadow-sm);
  background: rgba(248,250,252,.95);
}

.nav__inner {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav__logo {
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--color-primary);
  letter-spacing: -0.03em;
  transition: color var(--transition-fast);
  white-space: nowrap;
}

.nav__logo:hover { color: var(--color-accent); }

.nav__links {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav__link {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text-muted);
  padding: 8px 14px;
  border-radius: var(--radius-full);
  transition: color var(--transition-fast), background var(--transition-fast);
}

.nav__link:hover {
  color: var(--color-primary);
  background: var(--color-bg-2);
}

.nav__link--cta {
  background: var(--color-primary);
  color: var(--color-white) !important;
  padding: 8px 18px;
}

.nav__link--cta:hover {
  background: var(--color-accent) !important;
}

.nav__burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
}

.nav__burger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-primary);
  border-radius: 2px;
  transition: all var(--transition);
}

.nav__mobile {
  display: none;
  padding: 16px 24px 24px;
  border-top: 1px solid var(--color-border);
}

.nav__mobile ul {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.nav__mobile .nav__link {
  display: block;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  font-size: 1rem;
}

.nav.mobile-open .nav__mobile { display: block; }
.nav.mobile-open .nav__burger span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav.mobile-open .nav__burger span:nth-child(2) { opacity: 0; }
.nav.mobile-open .nav__burger span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- HERO ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: calc(var(--nav-height) + 60px) 0 80px;
  overflow: hidden;
  background: #FAFBFF;
}

.hero__bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(37,99,235,.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(37,99,235,.035) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 40%, transparent 100%);
  pointer-events: none;
}

.hero__bg-orb {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
  filter: blur(90px);
}

.hero__bg-orb--1 {
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, rgba(37,99,235,.18) 0%, transparent 70%);
  right: -180px;
  top: -160px;
  animation: orb-float-1 12s ease-in-out infinite;
}

.hero__bg-orb--2 {
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(124,58,237,.12) 0%, transparent 70%);
  left: -120px;
  bottom: 80px;
  animation: orb-float-2 15s ease-in-out infinite;
}

@keyframes orb-float-1 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(-30px, 20px) scale(1.05); }
}

@keyframes orb-float-2 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(20px, -30px) scale(1.08); }
}

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

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--color-text-muted);
  background: var(--color-white);
  border: 1px solid var(--color-border);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  margin-bottom: 24px;
  box-shadow: var(--shadow-sm);
}

.hero__badge-dot {
  width: 8px;
  height: 8px;
  background: #22C55E;
  border-radius: 50%;
  animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { box-shadow: 0 0 0 0 rgba(34,197,94,.5); }
  50% { box-shadow: 0 0 0 6px rgba(34,197,94,0); }
}

.hero__headline {
  font-size: clamp(2.8rem, 6.5vw, 5rem);
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: -0.04em;
  color: var(--color-primary);
  margin-bottom: 24px;
}

.hero__headline-accent {
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-2) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero__sub {
  font-size: 1.1rem;
  color: var(--color-text-muted);
  line-height: 1.7;
  max-width: 480px;
  margin-bottom: 32px;
}

.hero__cta {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 32px;
}

.hero__tagline {
  font-size: 0.92rem;
  color: var(--color-text-muted);
  padding-top: 24px;
  border-top: 1px solid var(--color-border);
  line-height: 1.7;
}

.hero__tagline strong {
  color: var(--color-primary);
}

/* Hero image */
.hero__image-wrap {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero__image-glow {
  position: absolute;
  width: 380px;
  height: 380px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(37,99,235,.22) 0%, rgba(124,58,237,.1) 50%, transparent 75%);
  filter: blur(32px);
  z-index: 0;
}

.hero__image-ring {
  position: absolute;
  width: 360px;
  height: 360px;
  border-radius: 50%;
  border: 1px solid rgba(37,99,235,.2);
  animation: rotate-ring 24s linear infinite;
  z-index: 1;
}

.hero__image-ring::before {
  content: '';
  position: absolute;
  top: -4px;
  left: 50%;
  transform: translateX(-50%);
  width: 8px;
  height: 8px;
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-2));
  border-radius: 50%;
  box-shadow: 0 0 12px rgba(37,99,235,.8);
}

@keyframes rotate-ring {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.hero__image {
  width: 300px;
  height: 300px;
  border-radius: 50%;
  object-fit: cover;
  object-position: center 15%;
  border: 3px solid rgba(255,255,255,.9);
  box-shadow:
    0 0 0 1px rgba(37,99,235,.15),
    0 32px 80px rgba(15,23,42,.2),
    0 8px 24px rgba(37,99,235,.15);
  position: relative;
  z-index: 2;
}

/* Floating stat cards */
.hero__stat-card {
  position: absolute;
  background: rgba(255,255,255,.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255,255,255,.9);
  border-radius: var(--radius-md);
  padding: 14px 18px;
  box-shadow: 0 8px 32px rgba(15,23,42,.12), 0 2px 8px rgba(37,99,235,.08);
  display: flex;
  align-items: center;
  gap: 12px;
  z-index: 3;
  animation: float-card 6s ease-in-out infinite;
}

.hero__stat-card--1 {
  bottom: 10px;
  left: -30px;
  animation-delay: 0s;
}

.hero__stat-card--2 {
  top: 30px;
  right: -30px;
  animation-delay: -3s;
}

@keyframes float-card {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-8px); }
}

.stat-card__icon {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.stat-card__icon--blue { background: linear-gradient(135deg, var(--color-accent), var(--color-accent-2)); color: white; }
.stat-card__icon--green { background: linear-gradient(135deg, #10B981, #059669); color: white; }

.stat-card__label {
  font-size: 0.72rem;
  color: var(--color-text-muted);
  font-weight: 500;
  line-height: 1.3;
}

.stat-card__value {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1.2;
}

/* Scroll hint */
.hero__scroll-hint {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--color-text-muted);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  animation: bounce-hint 2s ease-in-out infinite;
}

.hero__scroll-arrow {
  width: 20px;
  height: 20px;
  border-right: 2px solid var(--color-text-muted);
  border-bottom: 2px solid var(--color-text-muted);
  transform: rotate(45deg) translateY(-3px);
}

@keyframes bounce-hint {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(6px); }
}

/* ---------- TRUST BAR ---------- */
.trust {
  background: var(--color-white);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  padding: 24px 0;
}

.trust__inner {
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
}

.trust__label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-text-muted);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  white-space: nowrap;
}

.trust__logos {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.trust__logo {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text-muted);
  opacity: 0.7;
  transition: opacity var(--transition-fast);
}

.trust__logo:hover { opacity: 1; }

.trust__sep { color: var(--color-border); }

/* ---------- ABOUT ---------- */
.about {
  padding: 120px 0;
}

.about__inner {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 80px;
  align-items: center;
}

.about__image-wrap {
  position: relative;
}

.about__image-bg {
  position: absolute;
  inset: -20px;
  background: linear-gradient(135deg, rgba(37,99,235,.1) 0%, rgba(124,58,237,.06) 50%, transparent 100%);
  border-radius: var(--radius-xl);
  z-index: 0;
}

.about__image-bg::after {
  content: '';
  position: absolute;
  inset: 20px;
  background: linear-gradient(135deg, rgba(37,99,235,.08), rgba(124,58,237,.05));
  border-radius: var(--radius-lg);
  filter: blur(20px);
}

.about__image {
  width: 100%;
  max-width: 420px;
  aspect-ratio: 4/5;
  object-fit: cover;
  object-position: center 15%;
  border-radius: var(--radius-xl);
  box-shadow:
    0 32px 80px rgba(15,23,42,.18),
    0 8px 24px rgba(37,99,235,.12),
    0 0 0 1px rgba(37,99,235,.08);
  position: relative;
  z-index: 1;
}

.about__image-badge {
  position: absolute;
  bottom: 24px;
  right: -16px;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  padding: 10px 18px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--color-primary);
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  gap: 8px;
  z-index: 2;
}

.about__image-badge svg {
  color: #22C55E;
}

.about__text {
  color: var(--color-text-muted);
  line-height: 1.75;
  margin-bottom: 16px;
}

.about__features {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-top: 32px;
}

.about__feature {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}

.about__feature-icon {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  background: rgba(37,99,235,.08);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
  margin-top: 2px;
}

.about__feature strong {
  display: block;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 4px;
}

.about__feature p {
  font-size: 0.88rem;
  color: var(--color-text-muted);
}

/* ---------- SERVICES ---------- */
.services {
  padding: 120px 0;
  background: var(--color-primary);
}

.services .section-label {
  color: rgba(255,255,255,.6);
  background: rgba(255,255,255,.08);
}

.services .section-title {
  color: var(--color-white);
}

.services .section-sub {
  color: rgba(255,255,255,.5);
}

.services__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.service-card {
  background: rgba(255,255,255,.04) padding-box,
              linear-gradient(135deg, rgba(255,255,255,.08), rgba(255,255,255,.04)) border-box;
  border: 1px solid transparent;
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  position: relative;
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
}

.service-card:hover {
  background: rgba(255,255,255,.07) padding-box,
              linear-gradient(135deg, rgba(37,99,235,.7), rgba(124,58,237,.5)) border-box;
  transform: translateY(-6px);
  box-shadow: 0 32px 80px rgba(0,0,0,.35), 0 0 40px rgba(37,99,235,.08);
}

.service-card--featured {
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-2) 100%) padding-box,
              linear-gradient(135deg, var(--color-accent), var(--color-accent-2)) border-box;
  border: 1px solid transparent;
  box-shadow: 0 24px 64px rgba(37,99,235,.4), 0 8px 24px rgba(124,58,237,.2);
}

.service-card--featured:hover {
  transform: translateY(-6px);
  box-shadow: 0 32px 80px rgba(37,99,235,.5), 0 12px 32px rgba(124,58,237,.25);
}

.service-card__badge {
  position: absolute;
  top: -12px;
  left: 32px;
  background: var(--color-white);
  color: var(--color-accent);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-sm);
}

.service-card__icon {
  width: 52px;
  height: 52px;
  background: rgba(255,255,255,.1);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,.8);
  margin-bottom: 20px;
}

.service-card--featured .service-card__icon {
  background: rgba(255,255,255,.2);
  color: var(--color-white);
}

.service-card__title {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 12px;
}

.service-card__text {
  font-size: 0.9rem;
  color: rgba(255,255,255,.55);
  line-height: 1.7;
  margin-bottom: 20px;
  flex: 1;
}

.service-card--featured .service-card__text {
  color: rgba(255,255,255,.8);
}

.service-card__list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 28px;
}

.service-card__list li {
  font-size: 0.85rem;
  color: rgba(255,255,255,.5);
  padding-left: 18px;
  position: relative;
}

.service-card__list li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: rgba(37,99,235,.8);
}

.service-card--featured .service-card__list li {
  color: rgba(255,255,255,.85);
}

.service-card--featured .service-card__list li::before {
  color: rgba(255,255,255,.6);
}

.service-card__link {
  font-size: 0.88rem;
  font-weight: 600;
  color: rgba(255,255,255,.6);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: color var(--transition-fast), gap var(--transition-fast);
  margin-top: auto;
}

.service-card:hover .service-card__link {
  color: var(--color-white);
  gap: 10px;
}

.service-card--featured .service-card__link {
  color: rgba(255,255,255,.9);
}

/* ---------- REFERENCES ---------- */
.references {
  padding: 120px 0;
}

.references__grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 28px;
  align-items: stretch;
}

.reference-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  background: var(--color-white);
  box-shadow: var(--shadow-md);
  transition: all var(--transition);
  display: grid;
  grid-template-rows: auto 1fr;
}

.reference-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
}

/* Browser mockup */
.reference-card__preview {
  padding: 20px 20px 0;
  background: var(--color-bg-2);
  border-bottom: 1px solid var(--color-border);
}

.reference-card__browser {
  background: var(--color-white);
  border-radius: var(--radius-md) var(--radius-md) 0 0;
  box-shadow: var(--shadow-md);
  overflow: hidden;
}

.reference-card__browser-bar {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 10px 14px;
  background: var(--color-bg-2);
  border-bottom: 1px solid var(--color-border);
}

.reference-card__browser-bar span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--color-border);
}

.reference-card__browser-bar span:nth-child(1) { background: #FF5F56; }
.reference-card__browser-bar span:nth-child(2) { background: #FFBD2E; }
.reference-card__browser-bar span:nth-child(3) { background: #27C93F; }

.reference-card__url {
  width: auto !important;
  height: auto !important;
  border-radius: 4px !important;
  background: var(--color-border) !important;
  font-size: 0.72rem;
  color: var(--color-text-muted);
  padding: 3px 10px;
  margin-left: 8px;
}

.reference-card__screen {
  height: 200px;
  overflow: hidden;
}

/* Website mockup inside browser */
.ref-mockup {
  height: 100%;
  background: #0a0a0a;
  padding: 12px;
}

.ref-mockup__nav {
  height: 8px;
  background: rgba(255,255,255,.1);
  border-radius: 4px;
  margin-bottom: 10px;
}

.ref-mockup__hero {
  height: 80px;
  background: rgba(255,255,255,.04);
  border-radius: 4px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 10px;
  gap: 5px;
  margin-bottom: 10px;
}

.ref-mockup__title {
  height: 12px;
  background: rgba(255,255,255,.3);
  border-radius: 3px;
  width: 60%;
}

.ref-mockup__sub {
  height: 7px;
  background: rgba(255,255,255,.15);
  border-radius: 3px;
  width: 40%;
}

.ref-mockup__btn {
  height: 16px;
  background: rgba(37,99,235,.8);
  border-radius: 3px;
  width: 25%;
  margin-top: 4px;
}

.ref-mockup__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 6px;
}

.ref-mockup__item {
  height: 50px;
  background: rgba(255,255,255,.07);
  border-radius: 4px;
}

/* Reference card content */
.reference-card__content {
  padding: 28px 28px 32px;
}

.reference-card__tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 14px;
}

.tag {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--color-accent);
  background: rgba(37,99,235,.08);
  padding: 3px 10px;
  border-radius: var(--radius-full);
}

.reference-card__title {
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--color-primary);
  margin-bottom: 10px;
}

.reference-card__text {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: 20px;
}

.reference-card__stats {
  display: flex;
  gap: 24px;
  margin-bottom: 24px;
  padding: 16px 0;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.ref-stat {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.ref-stat strong {
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--color-primary);
}

.ref-stat span {
  font-size: 0.74rem;
  color: var(--color-text-muted);
}

/* Coming soon card */
.reference-card--coming {
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-bg) 0%, var(--color-bg-2) 100%);
  border: 2px dashed var(--color-border);
}

.reference-card--coming:hover {
  border-color: var(--color-accent);
}

.reference-card__coming-inner {
  text-align: center;
  padding: 48px 32px;
}

.coming-icon {
  width: 72px;
  height: 72px;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  color: var(--color-text-muted);
}

.reference-card__coming-inner h3 {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 10px;
}

.reference-card__coming-inner p {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: 20px;
  max-width: 220px;
  margin-left: auto;
  margin-right: auto;
}

.coming-badge {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent);
  background: rgba(37,99,235,.08);
  padding: 5px 14px;
  border-radius: var(--radius-full);
}

/* ---------- WHY ---------- */
.why {
  padding: 120px 0;
  background: var(--color-bg-2);
}

.why__inner {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 80px;
  align-items: center;
}

.why__text {
  color: var(--color-text-muted);
  line-height: 1.75;
  margin: 16px 0 32px;
  font-size: 1.02rem;
}

.why__list {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.why__item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 20px 22px;
  transition: all var(--transition);
}

.why__item:hover {
  border-color: var(--color-accent);
  box-shadow: var(--shadow-md);
  transform: translateX(4px);
}

.why__item-icon {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  background: rgba(37,99,235,.08);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
}

.why__item-content h4 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 6px;
}

.why__item-content p {
  font-size: 0.86rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* ---------- CTA SECTION ---------- */
.cta-section {
  position: relative;
  padding: 120px 0;
  background: var(--color-primary);
  overflow: hidden;
  text-align: center;
}

.cta-section__bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 70% 70% at 20% 50%, rgba(37,99,235,.3) 0%, transparent 65%),
    radial-gradient(ellipse 60% 60% at 80% 20%, rgba(124,58,237,.2) 0%, transparent 60%),
    radial-gradient(ellipse 40% 40% at 60% 90%, rgba(37,99,235,.15) 0%, transparent 60%);
  pointer-events: none;
}

.cta-section__inner { position: relative; z-index: 1; }

.cta-section__title {
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 900;
  letter-spacing: -0.03em;
  color: var(--color-white);
  margin-bottom: 20px;
  line-height: 1.15;
}

.cta-section__title span {
  color: var(--color-accent-light);
}

.cta-section__text {
  font-size: 1.05rem;
  color: rgba(255,255,255,.55);
  max-width: 520px;
  margin: 0 auto 36px;
  line-height: 1.75;
}

/* ---------- CONTACT ---------- */
.contact {
  padding: 120px 0;
}

.contact__inner {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 80px;
  align-items: start;
}

.contact__text {
  color: var(--color-text-muted);
  line-height: 1.75;
  margin: 16px 0 32px;
}

.contact__details {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.contact__detail {
  display: flex;
  align-items: center;
  gap: 14px;
}

.contact__detail-icon {
  width: 44px;
  height: 44px;
  background: rgba(37,99,235,.08);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
  flex-shrink: 0;
}

.contact__detail strong {
  display: block;
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--color-primary);
}

.contact__detail span {
  font-size: 0.84rem;
  color: var(--color-text-muted);
}

/* Form */
.contact__form-wrap {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 40px;
  box-shadow: var(--shadow-lg);
}

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

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-label {
  font-size: 0.84rem;
  font-weight: 600;
  color: var(--color-primary);
}

.form-input {
  padding: 12px 16px;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: 0.92rem;
  color: var(--color-text);
  background: var(--color-bg);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  outline: none;
  width: 100%;
}

.form-input:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(37,99,235,.1);
  background: var(--color-white);
}

.form-input.error {
  border-color: #EF4444;
  box-shadow: 0 0 0 3px rgba(239,68,68,.1);
}

.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2364748B' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 44px;
  cursor: pointer;
}

.form-textarea {
  resize: vertical;
  min-height: 120px;
  line-height: 1.6;
}

.form-error {
  font-size: 0.78rem;
  color: #EF4444;
  font-weight: 500;
  min-height: 18px;
}

.form-note {
  font-size: 0.76rem;
  color: var(--color-text-muted);
  text-align: center;
}

.form-note a {
  color: var(--color-accent);
  text-decoration: underline;
}

.btn-loading {
  display: none;
}

.btn--loading .btn-text { display: none; }
.btn--loading .btn-loading { display: flex; }

.spin {
  animation: spin 1s linear infinite;
}

@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.form-success {
  display: none;
  align-items: center;
  gap: 10px;
  background: rgba(34,197,94,.08);
  border: 1px solid rgba(34,197,94,.2);
  border-radius: var(--radius-md);
  padding: 14px 16px;
  font-size: 0.9rem;
  color: #16A34A;
  font-weight: 500;
}

.form-success svg { flex-shrink: 0; color: #22C55E; }
.form-success.visible { display: flex; }

/* ---------- FOOTER ---------- */
.footer {
  background: var(--color-primary);
  color: rgba(255,255,255,.6);
}

.footer__inner {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 48px;
  padding: 64px 24px 48px;
}

.footer__logo {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-white);
  letter-spacing: -0.04em;
  display: inline-block;
  margin-bottom: 12px;
}

.footer__brand p {
  font-size: 0.88rem;
  line-height: 1.65;
  margin-bottom: 20px;
}

.footer__social {
  display: flex;
  gap: 10px;
}

.footer__social-link {
  width: 36px;
  height: 36px;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,.5);
  transition: all var(--transition-fast);
}

.footer__social-link:hover {
  background: rgba(255,255,255,.12);
  color: var(--color-white);
  border-color: rgba(255,255,255,.15);
}

.footer__col h5 {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255,255,255,.9);
  margin-bottom: 16px;
}

.footer__col ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer__col ul li a {
  font-size: 0.88rem;
  color: rgba(255,255,255,.5);
  transition: color var(--transition-fast);
}

.footer__col ul li a:hover { color: var(--color-white); }

.footer__bottom {
  border-top: 1px solid rgba(255,255,255,.06);
}

.footer__bottom .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 24px;
  flex-wrap: wrap;
  gap: 8px;
}

.footer__bottom p {
  font-size: 0.8rem;
  color: rgba(255,255,255,.3);
}

/* ---------- MODALS ---------- */
.modal {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 200;
  padding: 24px;
  overflow-y: auto;
}

.modal.open { display: flex; align-items: flex-start; justify-content: center; }

.modal__overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.6);
  backdrop-filter: blur(4px);
  cursor: pointer;
}

.modal__box {
  position: relative;
  z-index: 1;
  background: var(--color-white);
  border-radius: var(--radius-xl);
  padding: 48px;
  max-width: 640px;
  width: 100%;
  margin: auto;
  box-shadow: var(--shadow-xl);
  animation: modal-in var(--transition) both;
}

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

.modal__box h2 {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-primary);
  margin-bottom: 20px;
}

.modal__box p {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: 12px;
}

.modal__close {
  position: absolute;
  top: 20px;
  right: 20px;
  width: 36px;
  height: 36px;
  font-size: 1.2rem;
  color: var(--color-text-muted);
  background: var(--color-bg-2);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.modal__close:hover {
  background: var(--color-border);
  color: var(--color-primary);
}

/* ---------- ANIMATIONS (Intersection Observer) ---------- */
[data-animate] {
  opacity: 0;
  transition: opacity 0.6s ease, transform 0.6s ease;
}

[data-animate="fade-up"] {
  transform: translateY(32px);
}

[data-animate="fade-right"] {
  transform: translateX(-32px);
}

[data-animate="fade-left"] {
  transform: translateX(32px);
}

[data-animate].animated {
  opacity: 1;
  transform: none;
}

/* ---------- RESPONSIVE ---------- */
@media (max-width: 1024px) {
  .hero__inner { gap: 48px; }
  .about__inner { gap: 48px; }
  .why__inner { gap: 48px; }
  .contact__inner { gap: 48px; }
  .footer__inner { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 900px) {
  .services__grid { grid-template-columns: 1fr; max-width: 480px; margin: 0 auto; }
  .references__grid { grid-template-columns: 1fr; }
  .reference-card--coming { min-height: 280px; }
}

@media (max-width: 768px) {
  .nav__links { display: none; }
  .nav__burger { display: flex; }

  .hero {
    padding: calc(var(--nav-height) + 40px) 0 60px;
    min-height: auto;
  }
  .hero__inner {
    grid-template-columns: 1fr;
    gap: 48px;
    text-align: center;
  }
  .hero__content { order: 2; }
  .hero__image-wrap { order: 1; }
  .hero__sub { margin-left: auto; margin-right: auto; }
  .hero__cta { justify-content: center; }
  .hero__image { width: 220px; height: 220px; }
  .hero__image-ring { width: 280px; height: 280px; }
  .hero__image-card--1 { left: 0; bottom: 0; }
  .hero__image-card--2 { right: 0; top: 0; }

  .about__inner { grid-template-columns: 1fr; }
  .about__image-wrap { max-width: 320px; margin: 0 auto; }
  .about__image { max-width: 100%; }
  .about__image-badge { right: 0; }

  .why__inner { grid-template-columns: 1fr; }
  .contact__inner { grid-template-columns: 1fr; }

  .footer__inner { grid-template-columns: 1fr 1fr; gap: 32px; }

  .section-header { margin-bottom: 44px; }

  .contact__form-wrap { padding: 28px 20px; }
  .modal__box { padding: 32px 24px; }
}

@media (max-width: 480px) {
  .trust__inner { flex-direction: column; align-items: flex-start; gap: 12px; }
  .footer__inner { grid-template-columns: 1fr; }
  .footer__bottom .container { flex-direction: column; text-align: center; }
  .hero__cta { flex-direction: column; align-items: center; }
  .hero__cta .btn { width: 100%; justify-content: center; }
}