/* =============================================
   TERUVIO — CSS (BEM + Custom Properties)
   Complete stylesheet — all sections
   ============================================= */


:root {
  --color-bg: #f0f2f8;
  --color-surface: #ffffff;
  --color-surface-2: #f7f9fc;
  --color-primary: #3b5bdb;
  --color-primary-dark: #2f4ac4;
  --color-primary-light: #748ffc;
  --color-secondary: #0d1b4b;
  --color-accent: #4cc9f0;
  --color-accent-2: #7950f2;
  --color-text: #1a2340;
  --color-text-muted: #5a6480;
  --color-text-light: #8a94b0;
  --color-border: #e2e8f5;
  --color-white: #ffffff;

  --gradient-primary: linear-gradient(135deg, #3b5bdb 0%, #7950f2 100%);
  --gradient-hero: linear-gradient(135deg, #0d1b4b 0%, #1e3a8a 50%, #1a2f6e 100%);
  --gradient-accent: linear-gradient(135deg, #4cc9f0 0%, #3b5bdb 100%);
  --gradient-cta: linear-gradient(135deg, #3b5bdb 0%, #4cc9f0 100%);

  --shadow-sm: 0 1px 3px rgba(59,91,219,0.07), 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md: 0 4px 12px rgba(59,91,219,0.10), 0 2px 6px rgba(0,0,0,0.06);
  --shadow-lg: 0 8px 28px rgba(59,91,219,0.14), 0 4px 10px rgba(0,0,0,0.08);
  --shadow-xl: 0 20px 60px rgba(59,91,219,0.18), 0 8px 20px rgba(0,0,0,0.10);
  --shadow-glow: 0 0 30px rgba(59,91,219,0.25);

  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 32px;
  --radius-full: 9999px;

  --nav-height: 72px;
  --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.45s cubic-bezier(0.4, 0, 0.2, 1);
}


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

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

body.body {
  font-family: 'Rubik', sans-serif;
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.65;
  overflow-x: hidden;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

main { flex: 1; }

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition);
}

ul { list-style: none; }

address { font-style: normal; }


h1, h2, h3, h4, h5 {
  font-family: 'Rubik', sans-serif;
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-secondary);
}

.section-title {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 700;
  color: var(--color-secondary);
  margin-bottom: 1rem;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--color-text-muted);
  max-width: 600px;
  line-height: 1.7;
}

.section-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-primary);
  background: rgba(59,91,219,0.09);
  border: 1px solid rgba(59,91,219,0.18);
  border-radius: var(--radius-full);
  padding: 0.3em 1em;
  margin-bottom: 0.8rem;
}

.section-label--light {
  color: rgba(255,255,255,0.85);
  background: rgba(255,255,255,0.12);
  border-color: rgba(255,255,255,0.2);
}

/* =============================================
   NAVIGATION
   ============================================= */
.nav {
  position: relative;
  z-index: 100;
  padding: 0 1.5rem;
  background: var(--color-primary-dark);
  transition: background var(--transition), box-shadow var(--transition);
}

.nav--solid {
  background: var(--color-secondary);
  box-shadow: 0 2px 16px rgba(13,27,75,0.18);
}

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

.nav__logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  text-decoration: none;
}

.nav__logo-img {
  width: 36px;
  height: 36px;
}

.nav__logo-text {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-white);
  letter-spacing: -0.02em;
}

.nav__list {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.nav__link {
  font-size: 0.9rem;
  font-weight: 500;
  color: rgba(255,255,255,0.8);
  padding: 0.5rem 0.9rem;
  border-radius: var(--radius-md);
  transition: color var(--transition), background var(--transition);
}

.nav__link:hover,
.nav__link--active {
  color: var(--color-white);
  background: rgba(255,255,255,0.1);
}

.nav__burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  border-radius: var(--radius-sm);
  transition: background var(--transition);
  min-height: 44px;
  min-width: 44px;
}

.nav__burger:hover { background: rgba(255,255,255,0.1); }

.nav__burger-line {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-white);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

/* =============================================
   MOBILE MENU — Curtain Drop
   ============================================= */
.mobile-menu {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background: var(--color-secondary);
  z-index: 200;
  transform: translateY(-100%);
  transition: transform 0.5s cubic-bezier(0.77, 0, 0.175, 1);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow-y: auto;
}

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

.mobile-menu__inner {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2rem;
  width: 100%;
  padding: 3rem 2rem;
}

.mobile-menu__list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  width: 100%;
}

.mobile-menu__item {
  opacity: 0;
  transform: translateY(-20px);
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.mobile-menu--open .mobile-menu__item:nth-child(1) { opacity: 1; transform: none; transition-delay: 0.15s; }
.mobile-menu--open .mobile-menu__item:nth-child(2) { opacity: 1; transform: none; transition-delay: 0.22s; }
.mobile-menu--open .mobile-menu__item:nth-child(3) { opacity: 1; transform: none; transition-delay: 0.29s; }
.mobile-menu--open .mobile-menu__item:nth-child(4) { opacity: 1; transform: none; transition-delay: 0.36s; }
.mobile-menu--open .mobile-menu__item:nth-child(5) { opacity: 1; transform: none; transition-delay: 0.43s; }

.mobile-menu__link {
  display: block;
  font-size: 1.5rem;
  font-weight: 600;
  color: rgba(255,255,255,0.85);
  padding: 0.75rem 2rem;
  border-radius: var(--radius-md);
  transition: color var(--transition), background var(--transition);
  min-height: 44px;
}

.mobile-menu__link:hover {
  color: var(--color-white);
  background: rgba(255,255,255,0.08);
}

.mobile-menu__close {
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.2);
  color: var(--color-white);
  font-size: 1rem;
  font-weight: 500;
  font-family: 'Rubik', sans-serif;
  padding: 0.75rem 2rem;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: background var(--transition);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  min-height: 44px;
}

.mobile-menu__close:hover { background: rgba(255,255,255,0.18); }

/* =============================================
   BUTTONS
   ============================================= */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: 'Rubik', sans-serif;
  font-size: 0.95rem;
  font-weight: 600;
  padding: 0.75rem 1.75rem;
  border-radius: var(--radius-md);
  border: 2px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: all var(--transition);
  white-space: nowrap;
  min-height: 44px;
}

.btn--primary {
  background: var(--gradient-primary);
  color: var(--color-white);
  border-color: transparent;
  box-shadow: 0 4px 14px rgba(59,91,219,0.35);
}

.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(59,91,219,0.45);
  color: var(--color-white);
}

.btn--ghost {
  background: rgba(255,255,255,0.1);
  color: var(--color-white);
  border-color: rgba(255,255,255,0.3);
  backdrop-filter: blur(8px);
}

.btn--ghost:hover {
  background: rgba(255,255,255,0.18);
  border-color: rgba(255,255,255,0.5);
  transform: translateY(-2px);
  color: var(--color-white);
}

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

.btn--white:hover {
  background: #f0f4ff;
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  color: var(--color-primary-dark);
}

.btn--large {
  font-size: 1.05rem;
  padding: 0.9rem 2.25rem;
}

.btn--full { width: 100%; }

/* =============================================
   HERO SECTION
   ============================================= */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  overflow: hidden;
  background: var(--gradient-hero);
}

.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero__bg-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  opacity: 0.25;
}

.hero__bg-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(13,27,75,0.92) 0%, rgba(30,58,138,0.85) 60%, rgba(59,91,219,0.7) 100%);
}

.hero__animated-accent {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  overflow: hidden;
}

.hero__orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.25;
  animation: orbFloat 8s ease-in-out infinite;
}

.hero__orb--1 {
  width: 500px;
  height: 500px;
  background: var(--color-primary);
  top: -150px;
  right: -100px;
  animation-delay: 0s;
}

.hero__orb--2 {
  width: 350px;
  height: 350px;
  background: var(--color-accent);
  bottom: -100px;
  left: -80px;
  animation-delay: 2.5s;
}

.hero__orb--3 {
  width: 250px;
  height: 250px;
  background: var(--color-accent-2);
  top: 40%;
  left: 40%;
  animation-delay: 5s;
}

@keyframes orbFloat {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(20px, -30px) scale(1.05); }
  66% { transform: translate(-15px, 20px) scale(0.97); }
}

.hero__container {
  position: relative;
  z-index: 2;
  max-width: 1200px;
  margin: 0 auto;
  padding: 6rem 1.5rem 4rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  width: 100%;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(76,201,240,0.15);
  border: 1px solid rgba(76,201,240,0.3);
  border-radius: var(--radius-full);
  padding: 0.4em 1.1em;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-accent);
  letter-spacing: 0.05em;
  margin-bottom: 1.5rem;
  backdrop-filter: blur(8px);
}

.hero__badge-icon { font-size: 0.9rem; }

.hero__title {
  font-size: clamp(2.4rem, 5vw, 4rem);
  font-weight: 700;
  color: var(--color-white);
  line-height: 1.1;
  margin-bottom: 1.5rem;
  letter-spacing: -0.02em;
}

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

.hero__subtitle {
  font-size: 1.1rem;
  color: rgba(255,255,255,0.75);
  line-height: 1.7;
  margin-bottom: 2.5rem;
  max-width: 480px;
}

.hero__cta {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}


.hero__dashboard {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.hero__widget {
  background: rgba(255,255,255,0.08);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radius-lg);
  padding: 1.25rem 1.5rem;
  transition: transform var(--transition), background var(--transition);
}

.hero__widget:hover {
  background: rgba(255,255,255,0.12);
  transform: translateY(-3px);
}

.hero__widget-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: rgba(255,255,255,0.7);
  font-size: 0.8rem;
  font-weight: 500;
  margin-bottom: 0.75rem;
}

.hero__widget-bar {
  height: 6px;
  background: rgba(255,255,255,0.15);
  border-radius: var(--radius-full);
  overflow: hidden;
  margin-bottom: 0.5rem;
}

.hero__widget-fill {
  height: 100%;
  background: var(--gradient-accent);
  border-radius: var(--radius-full);
  animation: progressFill 1.5s ease-out 0.5s both;
}

@keyframes progressFill {
  from { width: 0 !important; }
}

.hero__widget-label {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.5);
}

.hero__widget--code {
  font-family: 'Courier New', monospace;
  font-size: 0.82rem;
  line-height: 1.8;
}

.hero__widget-code-line { color: rgba(255,255,255,0.75); }
.code-kw { color: #c678dd; }
.code-fn { color: #61afef; }
.code-str { color: #98c379; }

.hero__widget--stat {
  display: flex;
  align-items: center;
  gap: 1rem;
  color: var(--color-accent);
  font-size: 1.5rem;
}

.hero__widget-stat-label {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.6);
  font-weight: 500;
}

.hero__widget-stat-value {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-white);
}

.hero__scroll-hint {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.4rem;
  color: rgba(255,255,255,0.4);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero__scroll-icon {
  animation: scrollBounce 2s ease-in-out infinite;
}

@keyframes scrollBounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(6px); }
}

/* =============================================
   TRACKS SECTION
   ============================================= */
.tracks {
  background: var(--color-secondary);
  padding: 6rem 1.5rem;
}

.tracks__container {
  max-width: 1200px;
  margin: 0 auto;
}

.tracks__header {
  text-align: center;
  margin-bottom: 3.5rem;
}

.tracks__header .section-title { color: var(--color-white); }
.tracks__header .section-desc { color: rgba(255,255,255,0.65); margin: 0 auto; }
.tracks__header .section-label {
  color: var(--color-accent);
  background: rgba(76,201,240,0.12);
  border-color: rgba(76,201,240,0.25);
}

.tracks__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.track-card {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-xl);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  transition: transform var(--transition), background var(--transition), box-shadow var(--transition);
  position: relative;
  overflow: hidden;
}

.track-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
  transition: opacity var(--transition);
}

.track-card--web::before { background: linear-gradient(90deg, #e44d26, #f16529); }
.track-card--python::before { background: linear-gradient(90deg, #3776ab, #ffd43b); }
.track-card--db::before { background: linear-gradient(90deg, #4cc9f0, #3b5bdb); }

.track-card:hover {
  transform: translateY(-6px);
  background: rgba(255,255,255,0.08);
  box-shadow: 0 20px 50px rgba(0,0,0,0.3);
}

.track-card__icon-wrap {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  background: rgba(255,255,255,0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  transition: background var(--transition);
}

.track-card:hover .track-card__icon-wrap { background: rgba(255,255,255,0.14); }

.track-card__icon { font-size: 1.6rem; }
.track-card--web .track-card__icon { color: #f16529; }
.track-card--python .track-card__icon { color: #ffd43b; }
.track-card--db .track-card__icon { color: var(--color-accent); }

.track-card__body { flex: 1; }

.track-card__title {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 0.75rem;
}

.track-card__desc {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.6);
  line-height: 1.65;
  margin-bottom: 1.25rem;
}

.track-card__list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  margin-bottom: 1.5rem;
}

.track-card__list li {
  font-size: 0.83rem;
  color: rgba(255,255,255,0.55);
  padding-left: 1rem;
  position: relative;
}

.track-card__list li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--color-primary-light);
}

.track-card__link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-accent);
  transition: gap var(--transition);
  margin-top: auto;
}

.track-card__link:hover { gap: 0.7rem; color: var(--color-accent); }

/* =============================================
   FEATURES SECTION
   ============================================= */
.features {
  padding: 6rem 1.5rem;
  background: var(--color-bg);
}

.features__container {
  max-width: 1100px;
  margin: 0 auto;
}

.features__header {
  margin-bottom: 3rem;
}

.features__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  grid-template-rows: auto auto;
  gap: 1.25rem;
}

.feature-widget {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 2rem;
  transition: transform var(--transition), box-shadow var(--transition);
  box-shadow: var(--shadow-sm);
  position: relative;
  overflow: hidden;
}

.feature-widget:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.feature-widget--large {
  grid-row: 1 / 3;
  padding: 0;
  overflow: hidden;
  min-height: 380px;
}

.feature-widget__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.feature-widget--large:hover .feature-widget__img {
  transform: scale(1.04);
}

.feature-widget__overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 2rem;
  background: linear-gradient(to top, rgba(13,27,75,0.95) 0%, rgba(13,27,75,0.7) 60%, transparent 100%);
}

.feature-widget__overlay .feature-widget__icon {
  font-size: 1.5rem;
  color: var(--color-accent);
  margin-bottom: 0.5rem;
  display: block;
}

.feature-widget__overlay .feature-widget__title {
  color: var(--color-white);
  font-size: 1.15rem;
  margin-bottom: 0.4rem;
}

.feature-widget__overlay .feature-widget__text {
  color: rgba(255,255,255,0.7);
  font-size: 0.85rem;
  line-height: 1.6;
}

.feature-widget__icon-wrap {
  width: 48px;
  height: 48px;
  background: rgba(59,91,219,0.1);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  color: var(--color-primary);
  margin-bottom: 1rem;
  transition: background var(--transition);
}

.feature-widget:hover .feature-widget__icon-wrap {
  background: rgba(59,91,219,0.18);
}

.feature-widget__title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-secondary);
  margin-bottom: 0.5rem;
}

.feature-widget__text {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  line-height: 1.65;
}

.feature-widget--accent {
  background: var(--gradient-primary);
  border-color: transparent;
}

.feature-widget--accent .feature-widget__icon-wrap {
  background: rgba(255,255,255,0.15);
  color: var(--color-white);
}

.feature-widget--accent .feature-widget__title { color: var(--color-white); }
.feature-widget--accent .feature-widget__text { color: rgba(255,255,255,0.75); }

/* =============================================
   PROCESS SECTION
   ============================================= */
.process {
  padding: 6rem 1.5rem;
  background: linear-gradient(180deg, var(--color-bg) 0%, #e8edf8 100%);
}

.process__container {
  max-width: 900px;
  margin: 0 auto;
}

.process__header {
  text-align: center;
  margin-bottom: 4rem;
}

.process__header .section-desc { margin: 0 auto; }

.process__steps {
  display: flex;
  flex-direction: column;
  gap: 0;
  position: relative;
}

.process__steps::before {
  content: '';
  position: absolute;
  left: 28px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--color-primary) 0%, var(--color-accent) 100%);
  opacity: 0.3;
}

.process__step {
  display: flex;
  gap: 2rem;
  align-items: flex-start;
  padding: 1.5rem 0;
  position: relative;
}

.process__step-num {
  flex-shrink: 0;
  width: 58px;
  height: 58px;
  border-radius: var(--radius-md);
  background: var(--color-surface);
  border: 2px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-primary);
  box-shadow: var(--shadow-md);
  transition: all var(--transition);
  position: relative;
  z-index: 1;
}

.process__step:hover .process__step-num {
  background: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
  transform: scale(1.08);
}

.process__step-body { padding-top: 0.75rem; }

.process__step-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-secondary);
  margin-bottom: 0.4rem;
}

.process__step-text {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.65;
}

/* =============================================
   CALCULATOR SECTION
   ============================================= */
.calculator {
  padding: 6rem 1.5rem;
  background: var(--color-secondary);
}

.calculator__container {
  max-width: 1000px;
  margin: 0 auto;
}

.calculator__header {
  text-align: center;
  margin-bottom: 3rem;
}

.calculator__header .section-title { color: var(--color-white); }
.calculator__header .section-desc { color: rgba(255,255,255,0.6); margin: 0 auto; }
.calculator__header .section-label {
  color: var(--color-accent);
  background: rgba(76,201,240,0.12);
  border-color: rgba(76,201,240,0.25);
}

.calculator__body {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}

.calculator__form {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-xl);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.calculator__field { display: flex; flex-direction: column; }

.calculator__label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  color: rgba(255,255,255,0.7);
  margin-bottom: 0.5rem;
  letter-spacing: 0.03em;
}

.calculator__select {
  width: 100%;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.18);
  border-radius: var(--radius-md);
  color: var(--color-white);
  font-family: 'Rubik', sans-serif;
  font-size: 0.9rem;
  padding: 0.7rem 1rem;
  outline: none;
  transition: border-color var(--transition);
  appearance: none;
  cursor: pointer;
  min-height: 44px;
}

.calculator__select:focus { border-color: var(--color-accent); }
.calculator__select option { background: var(--color-secondary); color: var(--color-white); }

.calculator__range {
  width: 100%;
  accent-color: var(--color-accent);
  cursor: pointer;
  height: 4px;
  margin-top: 0.5rem;
}

.calculator__range-val {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-accent);
  margin-top: 0.6rem;
}

.calculator__btn { align-self: flex-start; }

.calculator__result {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-xl);
  padding: 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 300px;
}

.calculator__result-placeholder {
  text-align: center;
  color: rgba(255,255,255,0.35);
}

.calculator__result-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
  display: block;
}

.calculator__result-placeholder p {
  font-size: 0.9rem;
  line-height: 1.6;
}

.calculator__result-data {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.calculator__result-item {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  padding: 1rem;
  background: rgba(255,255,255,0.06);
  border-radius: var(--radius-md);
  border: 1px solid rgba(255,255,255,0.1);
}

.calculator__result-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: rgba(255,255,255,0.5);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.calculator__result-value {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-white);
}

/* =============================================
   SHOWCASE SECTION
   ============================================= */
.showcase {
  padding: 6rem 1.5rem;
  background: var(--color-bg);
}

.showcase__container {
  max-width: 1200px;
  margin: 0 auto;
}

.showcase__header { margin-bottom: 2.5rem; }

.showcase__grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  grid-template-rows: 250px 250px;
  gap: 1rem;
}

.showcase__item {
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: transform var(--transition), box-shadow var(--transition);
}

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

.showcase__item--tall { grid-row: 1 / 3; }
.showcase__item--wide { grid-column: 2 / 4; }

.showcase__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.showcase__item:hover .showcase__img { transform: scale(1.04); }

/* =============================================
   FAQ SECTION
   ============================================= */
.faq {
  padding: 6rem 1.5rem;
  background: var(--color-surface-2);
}

.faq__container {
  max-width: 800px;
  margin: 0 auto;
}

.faq__header {
  text-align: center;
  margin-bottom: 3rem;
}

.faq__header .section-desc { margin: 0 auto; }

.faq__list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.faq__item {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition);
}

.faq__item:hover { box-shadow: var(--shadow-md); }

.faq__question {
  width: 100%;
  background: none;
  border: none;
  padding: 1.25rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  cursor: pointer;
  font-family: 'Rubik', sans-serif;
  font-size: 0.97rem;
  font-weight: 600;
  color: var(--color-secondary);
  text-align: left;
  transition: color var(--transition);
  min-height: 44px;
}

.faq__question:hover { color: var(--color-primary); }

.faq__icon {
  flex-shrink: 0;
  font-size: 0.8rem;
  color: var(--color-primary);
  transition: transform var(--transition);
}

.faq__item--open .faq__icon { transform: rotate(180deg); }

.faq__answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.faq__answer p {
  padding: 0 1.5rem 1.25rem;
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* =============================================
   CTA SPLIT SECTION
   ============================================= */
.cta-split {
  background: var(--gradient-primary);
  padding: 5rem 1.5rem;
}

.cta-split__container {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.cta-split__title {
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 1rem;
  line-height: 1.2;
}

.cta-split__text {
  font-size: 1rem;
  color: rgba(255,255,255,0.75);
  line-height: 1.7;
}

.cta-split__right {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 1.25rem;
}

.cta-split__support {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.65);
}

.cta-split__email {
  color: var(--color-accent);
  text-decoration: underline;
  transition: color var(--transition);
}

.cta-split__email:hover { color: var(--color-white); }

/* =============================================
   PAGE HERO (Inner pages)
   ============================================= */
.page-hero {
  background: var(--gradient-hero);
  padding: calc(var(--nav-height) + 4rem) 1.5rem 4rem;
}

.page-hero__container {
  max-width: 800px;
  margin: 0 auto;
}

.page-hero__title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 1rem;
  line-height: 1.15;
}

.page-hero__desc {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.7);
  line-height: 1.7;
  max-width: 600px;
}

.page-hero .section-label {
  color: var(--color-accent);
  background: rgba(76,201,240,0.12);
  border-color: rgba(76,201,240,0.25);
}

/* =============================================
   EXAMPLES PAGE
   ============================================= */
.examples {
  padding: 5rem 1.5rem;
  background: var(--color-bg);
}

.examples__container {
  max-width: 1200px;
  margin: 0 auto;
}

.examples__filter {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 2.5rem;
}

.examples__filter-btn {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  padding: 0.5rem 1.25rem;
  font-family: 'Rubik', sans-serif;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-text-muted);
  cursor: pointer;
  transition: all var(--transition);
  min-height: 44px;
}

.examples__filter-btn:hover,
.examples__filter-btn--active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-white);
  box-shadow: 0 4px 12px rgba(59,91,219,0.3);
}

.examples__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.example-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition);
}

.example-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.example-card__img-wrap {
  position: relative;
  overflow: hidden;
  height: 200px;
}

.example-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.example-card:hover .example-card__img { transform: scale(1.06); }

.example-card__tag {
  position: absolute;
  top: 0.75rem;
  left: 0.75rem;
  background: var(--color-primary);
  color: var(--color-white);
  font-size: 0.72rem;
  font-weight: 600;
  padding: 0.3em 0.8em;
  border-radius: var(--radius-full);
}

.example-card__tag--python { background: #3776ab; }
.example-card__tag--db { background: #0d7377; }

.example-card__body { padding: 1.5rem; }

.example-card__title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-secondary);
  margin-bottom: 0.5rem;
}

.example-card__desc {
  font-size: 0.87rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: 1rem;
}

.example-card__tech {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.example-card__tech span {
  background: rgba(59,91,219,0.08);
  border: 1px solid rgba(59,91,219,0.15);
  color: var(--color-primary);
  font-size: 0.72rem;
  font-weight: 600;
  padding: 0.25em 0.7em;
  border-radius: var(--radius-full);
}

/* =============================================
   CONSULTATION PAGE
   ============================================= */
.consult {
  padding: 5rem 1.5rem;
  background: var(--color-bg);
}

.consult__container {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}

.consult__info-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-secondary);
  margin-bottom: 2rem;
}

.consult__step {
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
  margin-bottom: 1.5rem;
}

.consult__step-icon {
  width: 44px;
  height: 44px;
  flex-shrink: 0;
  background: rgba(59,91,219,0.1);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  color: var(--color-primary);
}

.consult__step h4 {
  font-size: 0.97rem;
  font-weight: 700;
  color: var(--color-secondary);
  margin-bottom: 0.3rem;
}

.consult__step p {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

.consult__img {
  width: 100%;
  border-radius: var(--radius-xl);
  margin-top: 2rem;
  box-shadow: var(--shadow-lg);
  aspect-ratio: 16/9;
  object-fit: cover;
}

.consult__form-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 2.5rem;
  box-shadow: var(--shadow-lg);
}

.consult__form-title {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--color-secondary);
  margin-bottom: 1.75rem;
}

/* =============================================
   FORMS
   ============================================= */
.form__field {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  margin-bottom: 1.25rem;
}

.form__label {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--color-text-muted);
  letter-spacing: 0.02em;
}

.form__input {
  background: var(--color-surface-2);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  font-family: 'Rubik', sans-serif;
  font-size: 0.93rem;
  color: var(--color-text);
  padding: 0.75rem 1rem;
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
  width: 100%;
  min-height: 44px;
}

.form__input:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(59,91,219,0.12);
  background: var(--color-white);
}

.form__select { cursor: pointer; appearance: none; }

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

.form__field--checkbox {
  flex-direction: row;
  align-items: flex-start;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.form__checkbox {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  accent-color: var(--color-primary);
  cursor: pointer;
  margin-top: 2px;
}

.form__checkbox-label {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  line-height: 1.5;
  cursor: pointer;
}

.form__checkbox-label a {
  color: var(--color-primary);
  text-decoration: underline;
}

/* =============================================
   COURSES DETAIL PAGE
   ============================================= */
.courses-detail {
  padding: 5rem 1.5rem;
  background: var(--color-bg);
}

.courses-detail__container {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 4rem;
}

.course-block {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 2.5rem;
  box-shadow: var(--shadow-md);
}

.course-block--alt { background: var(--color-surface-2); }

.course-block__header {
  display: flex;
  gap: 1.5rem;
  align-items: flex-start;
  margin-bottom: 2rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--color-border);
}

.course-block__icon-wrap {
  width: 64px;
  height: 64px;
  flex-shrink: 0;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
}

.course-block__icon-wrap--web { background: rgba(241,101,41,0.1); color: #f16529; }
.course-block__icon-wrap--python { background: rgba(55,118,171,0.1); color: #3776ab; }
.course-block__icon-wrap--db { background: rgba(76,201,240,0.1); color: var(--color-accent); }

.course-block__label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-primary);
  display: block;
  margin-bottom: 0.3rem;
}

.course-block__title {
  font-size: 1.75rem;
  color: var(--color-secondary);
  margin-bottom: 0.5rem;
}

.course-block__intro {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  line-height: 1.65;
}

.course-block__body {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 2.5rem;
  align-items: start;
}

.course-block__modules h4 {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-light);
  margin-bottom: 1.25rem;
}

.module-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.module-item {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  padding: 1rem;
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.module-item:hover {
  border-color: var(--color-primary-light);
  box-shadow: var(--shadow-sm);
}

.module-item--project {
  background: rgba(59,91,219,0.05);
  border-color: rgba(59,91,219,0.2);
}

.module-item__num {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  background: var(--color-primary);
  color: var(--color-white);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.78rem;
  font-weight: 700;
}

.module-item--project .module-item__num { background: var(--gradient-accent); }

.module-item strong {
  font-size: 0.93rem;
  color: var(--color-secondary);
  display: block;
  margin-bottom: 0.2rem;
}

.module-item p {
  font-size: 0.82rem;
  color: var(--color-text-muted);
}

.course-block__meta {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.course-block__img {
  width: 100%;
  border-radius: var(--radius-lg);
  aspect-ratio: 4/3;
  object-fit: cover;
  box-shadow: var(--shadow-md);
}

.course-block__info {
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.course-block__info-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.87rem;
  color: var(--color-text-muted);
}

.course-block__info-item i {
  color: var(--color-primary);
  width: 16px;
  text-align: center;
}

/* =============================================
   CONTACT PAGE
   ============================================= */
.contact-section {
  padding: 5rem 1.5rem;
  background: var(--color-bg);
}

.contact-section__container {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
}

.contact-section__map {
  border-radius: var(--radius-xl);
  overflow: hidden;
  height: 500px;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--color-border);
}

.contact-section__map iframe {
  width: 100%;
  height: 100%;
}

.contact-section__info {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-bottom: 2rem;
}

.contact-info-item {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  padding: 1rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: box-shadow var(--transition);
}

.contact-info-item:hover { box-shadow: var(--shadow-md); }

.contact-info-item__icon {
  color: var(--color-primary);
  font-size: 1.1rem;
  width: 20px;
  text-align: center;
  margin-top: 2px;
}

.contact-info-item strong {
  display: block;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-text-light);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 0.2rem;
}

.contact-info-item p {
  font-size: 0.92rem;
  color: var(--color-text);
}

.contact-info-item a:hover { color: var(--color-primary); }

.contact-form {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 2rem;
  box-shadow: var(--shadow-md);
}

.contact-form__title {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-secondary);
  margin-bottom: 1.5rem;
}

/* =============================================
   GEOGRAPHY SECTION
   ============================================= */
.geography {
  padding: 5rem 1.5rem;
  background: var(--color-surface-2);
}

.geography__container {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 4rem;
  align-items: center;
}

.geography__text {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  line-height: 1.75;
  margin-bottom: 1rem;
}

.geography__cities {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.geography__city {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  transition: box-shadow var(--transition), transform var(--transition);
}

.geography__city:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.geography__city-icon {
  font-size: 1.3rem;
  color: var(--color-primary);
  margin-bottom: 0.3rem;
}

.geography__city span {
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--color-secondary);
}

.geography__city small {
  font-size: 0.78rem;
  color: var(--color-text-light);
}

/* =============================================
   THANKS PAGE
   ============================================= */
.thanks-page {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 6rem 1.5rem;
  background: var(--color-bg);
}

.thanks-page__inner {
  text-align: center;
  max-width: 480px;
}

.thanks-page__icon-wrap { margin-bottom: 1.5rem; }

.thanks-page__icon {
  font-size: 5rem;
  color: var(--color-primary);
  animation: checkPop 0.6s cubic-bezier(0.175, 0.885, 0.32, 1.275) both;
}

@keyframes checkPop {
  from { transform: scale(0); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}

.thanks-page__title {
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-secondary);
  margin-bottom: 1rem;
}

.thanks-page__text {
  font-size: 1rem;
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: 2rem;
}

/* =============================================
   LEGAL PAGES
   ============================================= */
.legal-page {
  flex: 1;
  padding: 3rem 1.5rem 5rem;
  background: var(--color-bg);
}

.legal-page__container {
  max-width: 800px;
  margin: 0 auto;
}

.legal-page__header {
  padding: calc(var(--nav-height) + 2rem) 0 2rem;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 2.5rem;
}

.legal-page__title {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 700;
  color: var(--color-secondary);
  margin-bottom: 0.5rem;
}

.legal-page__date {
  font-size: 0.85rem;
  color: var(--color-text-light);
}

.legal-page__body h2 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-secondary);
  margin: 2rem 0 0.75rem;
}

.legal-page__body p {
  font-size: 0.93rem;
  color: var(--color-text-muted);
  line-height: 1.75;
  margin-bottom: 1rem;
}

.legal-page__body ul {
  list-style: disc;
  padding-left: 1.5rem;
  margin-bottom: 1rem;
}

.legal-page__body ul li {
  font-size: 0.93rem;
  color: var(--color-text-muted);
  line-height: 1.75;
  margin-bottom: 0.3rem;
}

.legal-page__body a {
  color: var(--color-primary);
  text-decoration: underline;
}


.cookie-table-wrap {
  overflow-x: auto;
  margin: 1.5rem 0;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
}

.cookie-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.87rem;
}

.cookie-table th {
  background: var(--color-secondary);
  color: var(--color-white);
  font-weight: 600;
  padding: 0.75rem 1rem;
  text-align: left;
  font-size: 0.82rem;
  letter-spacing: 0.03em;
}

.cookie-table td {
  padding: 0.75rem 1rem;
  color: var(--color-text-muted);
  border-bottom: 1px solid var(--color-border);
}

.cookie-table tr:last-child td { border-bottom: none; }
.cookie-table tr:nth-child(even) td { background: var(--color-surface-2); }

/* =============================================
   FOOTER
   ============================================= */
.footer {
  background: var(--color-secondary);
  padding: 4rem 1.5rem 0;
  margin-top: auto;
}

.footer__container {
  max-width: 1200px;
  margin: 0 auto;
}

.footer__top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.footer__logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 0.75rem;
}

.footer__logo-img {
  width: 32px;
  height: 32px;
}

.footer__logo span {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-white);
}

.footer__tagline {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.5);
  margin-bottom: 1.25rem;
}

.footer__address {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.55);
  line-height: 1.9;
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.footer__address i {
  margin-right: 0.4rem;
  color: var(--color-primary-light);
  width: 14px;
}

.footer__address a {
  color: rgba(255,255,255,0.55);
  transition: color var(--transition);
}

.footer__address a:hover { color: var(--color-white); }

.footer__nav-title {
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: rgba(255,255,255,0.4);
  margin-bottom: 1rem;
}

.footer__nav-list {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.footer__nav-list a {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.6);
  transition: color var(--transition);
}

.footer__nav-list a:hover { color: var(--color-white); }

.footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem 0;
  font-size: 0.8rem;
  color: rgba(255,255,255,0.35);
}

/* =============================================
   BACK TO TOP
   ============================================= */
.back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 48px;
  height: 48px;
  background: var(--gradient-primary);
  color: var(--color-white);
  border: none;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: var(--shadow-lg), var(--shadow-glow);
  z-index: 50;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity var(--transition), transform var(--transition), box-shadow var(--transition);
  pointer-events: none;
}

.back-to-top--visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: all;
}

.back-to-top:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-xl);
}

/* =============================================
   COOKIE CONSENT BAR
   ============================================= */
.cookie-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--color-secondary);
  border-top: 1px solid rgba(255,255,255,0.12);
  z-index: 1000;
  padding: 1rem 1.5rem;
  transform: translateY(100%);
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 -8px 32px rgba(0,0,0,0.25);
}

.cookie-bar--visible {
  transform: translateY(0);
}

.cookie-bar__main {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
}

.cookie-bar__text {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.75);
  line-height: 1.5;
  flex: 1;
  min-width: 200px;
}

.cookie-bar__text a {
  color: var(--color-accent);
  text-decoration: underline;
}

.cookie-bar__actions {
  display: flex;
  gap: 0.5rem;
  flex-shrink: 0;
  flex-wrap: wrap;
  align-items: center;
}

.cookie-btn {
  font-family: 'Rubik', sans-serif;
  font-size: 0.82rem;
  font-weight: 600;
  padding: 0.55rem 1.1rem;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  transition: all var(--transition);
  min-height: 44px;
  white-space: nowrap;
}

.cookie-btn--accept {
  background: var(--gradient-primary);
  color: var(--color-white);
  box-shadow: 0 2px 8px rgba(59,91,219,0.4);
}

.cookie-btn--accept:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 14px rgba(59,91,219,0.5);
}

.cookie-btn--reject {
  background: rgba(255,255,255,0.08);
  color: rgba(255,255,255,0.8);
  border: 1px solid rgba(255,255,255,0.2);
}

.cookie-btn--reject:hover { background: rgba(255,255,255,0.14); }

.cookie-btn--customize {
  background: transparent;
  color: rgba(255,255,255,0.6);
  border: 1px solid rgba(255,255,255,0.15);
  font-size: 0.78rem;
}

.cookie-btn--customize:hover {
  color: var(--color-white);
  border-color: rgba(255,255,255,0.3);
}

.cookie-bar__expand {
  max-width: 1200px;
  margin: 0.75rem auto 0;
  display: none;
  padding-top: 0.75rem;
  border-top: 1px solid rgba(255,255,255,0.1);
}

.cookie-bar__expand--open { display: block; }

.cookie-bar__categories {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
  align-items: center;
}

.cookie-category {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.7);
  cursor: pointer;
}

.cookie-category input[type="checkbox"] {
  accent-color: var(--color-accent);
  width: 16px;
  height: 16px;
  cursor: pointer;
}

.cookie-category--required input {
  cursor: not-allowed;
  opacity: 0.6;
}

.cookie-btn--save {
  background: var(--gradient-accent);
  color: var(--color-white);
  margin-top: 0.75rem;
  display: inline-flex;
}

/* =============================================
   TIPPY CUSTOM THEME
   ============================================= */
.tippy-box[data-theme~='custom'] {
  background: var(--color-secondary);
  border: 1px solid rgba(255,255,255,0.15);
  color: rgba(255,255,255,0.85);
  font-size: 0.82rem;
  font-family: 'Rubik', sans-serif;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  max-width: 220px;
  line-height: 1.5;
  padding: 0.5rem 0.75rem;
}

.tippy-box[data-theme~='custom'] .tippy-arrow::before {
  color: var(--color-secondary);
}

/* =============================================
   RESPONSIVE — 1024px
   ============================================= */
@media (max-width: 1024px) {
  .hero__container {
    grid-template-columns: 1fr;
    gap: 3rem;
    padding-top: 7rem;
  }

  .hero__dashboard {
    flex-direction: row;
    flex-wrap: wrap;
    display: flex;
  }

  .hero__widget {
    flex: 1;
    min-width: 220px;
  }

  .tracks__grid {
    grid-template-columns: 1fr 1fr;
  }

  .features__grid {
    grid-template-columns: 1fr 1fr;
  }

  .feature-widget--large {
    grid-column: 1 / 3;
    grid-row: auto;
    min-height: 300px;
  }

  .footer__top {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }

  .course-block__body {
    grid-template-columns: 1fr;
  }

  .course-block__meta {
    flex-direction: row;
    flex-wrap: wrap;
  }

  .course-block__img {
    flex: 1;
    min-width: 200px;
  }

  .geography__container {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .calculator__body {
    grid-template-columns: 1fr;
  }

  .calculator__result {
    min-height: 200px;
  }
}

/* =============================================
   RESPONSIVE — 768px
   ============================================= */
@media (max-width: 768px) {
  :root { --nav-height: 64px; }

  .nav__list { display: none; }
  .nav__burger { display: flex; }

  .hero__container { padding-top: 5rem; }
  .hero__title { font-size: clamp(2rem, 8vw, 3rem); }
  .hero__dashboard { display: none; }

  .tracks__grid { grid-template-columns: 1fr; }

  .features__grid { grid-template-columns: 1fr; }

  .feature-widget--large {
    grid-column: auto;
    min-height: 280px;
  }

  .showcase__grid {
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto;
  }

  .showcase__item--tall {
    grid-row: auto;
    grid-column: 1 / 3;
    height: 240px;
  }

  .showcase__item--wide {
    grid-column: 1 / 3;
    height: 200px;
  }

  .showcase__item { height: 180px; }

  .cta-split__container {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .examples__grid { grid-template-columns: 1fr 1fr; }

  .consult__container {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .contact-section__container { grid-template-columns: 1fr; }
  .contact-section__map { height: 300px; }

  .footer__top {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .footer__bottom {
    flex-direction: column;
    gap: 0.5rem;
    text-align: center;
  }

  .process__steps::before { left: 24px; }
  .process__step-num { width: 50px; height: 50px; }

  .course-block__header { flex-direction: column; }
  .course-block__meta { flex-direction: column; }

  .geography__container { grid-template-columns: 1fr; }

  .cookie-bar__main { flex-direction: column; align-items: flex-start; gap: 1rem; }
  .cookie-bar__actions { width: 100%; }
}

/* =============================================
   RESPONSIVE — 480px
   ============================================= */
@media (max-width: 480px) {
  .hero__cta { flex-direction: column; }
  .hero__cta .btn { width: 100%; }

  .examples__grid { grid-template-columns: 1fr; }

  .showcase__grid {
    grid-template-columns: 1fr;
    grid-template-rows: auto;
  }

  .showcase__item--tall,
  .showcase__item--wide {
    grid-column: auto;
    grid-row: auto;
    height: 220px;
  }

  .showcase__item { height: 200px; }

  .back-to-top { bottom: 1rem; right: 1rem; }

  .geography__cities { grid-template-columns: 1fr 1fr; }

  .calculator__btn { width: 100%; }

  .cookie-bar__actions { flex-direction: column; }
  .cookie-btn { width: 100%; }

  .course-block { padding: 1.5rem; }
  .course-block__body { grid-template-columns: 1fr; }

  .cta-split__right { align-items: stretch; }
  .cta-split__right .btn { text-align: center; }
}

/* =============================================
   PRINT
   ============================================= */
@media print {
  .nav, .mobile-menu, .back-to-top, .cookie-bar, .hero__animated-accent { display: none !important; }
  .hero { min-height: auto; padding: 2rem; }
  body { background: white; color: black; }
}