/* ============================================
   FF-1 Fulfillment — Styles v2
   Trends: Bento Grid, Glassmorphism, Scroll-reveal,
   Micro-interactions, Gradient mesh, Typography as design
   ============================================ */

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

:root {
  --color-primary: #d40000;
  --color-primary-hover: #b00000;
  --color-primary-glow: rgba(212, 0, 0, .25);
  --color-dark: #0a0a0a;
  --color-dark-2: #111;
  --color-dark-3: #1a1a1a;
  --color-gray: #666;
  --color-text: #e0e0e0;
  --color-text-muted: #888;
  --color-white: #fff;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-display: 'Space Grotesk', 'Inter', sans-serif;
  --container: 1200px;
  --radius: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --transition: .3s cubic-bezier(.4, 0, .2, 1);
  --transition-slow: .6s cubic-bezier(.4, 0, .2, 1);
  --section-padding: 7rem 0;
  --border-subtle: 1px solid rgba(255,255,255,.05);
}

html { scroll-behavior: smooth; overflow-x: hidden; }

/* Custom scrollbar */
html { scrollbar-width: thin; scrollbar-color: var(--color-primary) var(--color-dark-2); }
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--color-dark-2); }
::-webkit-scrollbar-thumb { background: var(--color-primary); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--color-primary-hover); }

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-dark);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
img { max-width: 100%; height: auto; }
button { cursor: pointer; border: none; background: none; font: inherit; color: inherit; }
input { font: inherit; }

main { width: 100%; overflow-x: hidden; }

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ============================================
   SCROLL REVEAL
   ============================================ */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity .8s cubic-bezier(.4, 0, .2, 1), transform .8s cubic-bezier(.4, 0, .2, 1);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  padding: .875rem 2rem;
  font-weight: 600;
  font-size: .95rem;
  border-radius: var(--radius);
  transition: var(--transition);
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}

.btn--primary {
  background: var(--color-primary);
  color: var(--color-white);
  box-shadow: 0 4px 24px var(--color-primary-glow);
}
.btn--primary:hover {
  background: var(--color-primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 32px var(--color-primary-glow);
}

.btn--ghost {
  color: var(--color-white);
  padding: .875rem 0;
  text-shadow: 0 1px 4px rgba(0,0,0,.3);
}
.btn--ghost:hover { color: var(--color-primary); }
.btn--ghost svg { transition: transform .3s ease; }
.btn--ghost:hover svg { transform: translateX(4px); }

.btn--sm { padding: .625rem 1.5rem; font-size: .85rem; }
.btn--full { width: 100%; }

/* ============================================
   SECTION HEADER
   ============================================ */
.section-header { margin-bottom: 3rem; text-align: left; }

.section-eyebrow {
  display: inline-block;
  font-size: .75rem;
  font-weight: 600;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: .12em;
  margin-bottom: .75rem;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4.5vw, 3.2rem);
  font-weight: 700;
  color: var(--color-white);
  line-height: 1.15;
}
.section-title span { color: var(--color-primary); }

/* ============================================
   HEADER
   ============================================ */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  /* Glassmorphism */
  background: rgba(10, 10, 10, .6);
  backdrop-filter: blur(20px) saturate(1.4);
  -webkit-backdrop-filter: blur(20px) saturate(1.4);
  border-bottom: var(--border-subtle);
  transition: var(--transition);
}
.header.scrolled {
  background: rgba(10, 10, 10, .9);
  box-shadow: 0 4px 30px rgba(0,0,0,.3);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.header__logo {
  font-family: var(--font-display);
  font-size: 1.7rem;
  font-weight: 700;
  letter-spacing: -.02em;
  display: flex;
  align-items: center;
}
.header__logo img { height: 24px; width: auto; }

.header__nav-list { display: flex; gap: 2rem; }
.header__nav-link {
  font-size: .875rem;
  font-weight: 500;
  color: var(--color-text-muted);
  transition: var(--transition);
  position: relative;
}
.header__nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-primary);
  transition: width .3s ease;
}
.header__nav-link:hover { color: var(--color-white); }
.header__nav-link:hover::after { width: 100%; }

.header__right { display: flex; align-items: center; gap: 1rem; }

.header__social {
  color: var(--color-text-muted);
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
}
.header__social svg { color: var(--color-text-muted); transition: var(--transition); }
.header__social:hover svg { color: var(--color-white); }
.header__social img {
  width: 20px;
  height: 20px;
  filter: brightness(0) invert(1);
  opacity: .55;
  transition: var(--transition);
}
.header__social:hover img { opacity: 1; }
.header__social:hover { transform: scale(1.1); }

.header__burger {
  display: none;
  flex-direction: column;
  gap: 6px;
  width: 28px;
  position: relative;
  z-index: 200;
}
.header__burger span {
  display: block;
  height: 2px;
  background: var(--color-white);
  border-radius: 2px;
  transition: var(--transition);
}
.header__burger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 6px);
}
.header__burger.active span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}
.header__burger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -6px);
}

/* ============================================
   HERO
   ============================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding-top: 72px;
}

.hero__bg {
  position: absolute;
  inset: 0;
  background-image: url('../images/hero-bg.png');
  background-size: cover;
  background-position: center;
  z-index: 0;
  filter: brightness(.5);
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 20% 50%, rgba(212, 0, 0, .12) 0%, transparent 50%),
    linear-gradient(90deg, rgba(10,10,10,.92) 0%, rgba(10,10,10,.7) 50%, rgba(10,10,10,.3) 100%),
    linear-gradient(180deg, rgba(10,10,10,.5) 0%, rgba(10,10,10,.3) 40%, rgba(10,10,10,.8) 100%);
  z-index: 1;
}

.hero__checkered {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 6px;
  z-index: 2;
  background: repeating-linear-gradient(90deg, var(--color-white) 0px, var(--color-white) 8px, var(--color-dark) 8px, var(--color-dark) 16px);
}

.hero__inner {
  position: relative;
  z-index: 2;
  padding: 8rem 0 5rem;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .5rem 1.25rem;
  background: rgba(10, 10, 10, .8);
  border: 1px solid rgba(212, 0, 0, .5);
  border-radius: 100px;
  font-size: .8rem;
  font-weight: 600;
  color: var(--color-white);
  text-transform: uppercase;
  letter-spacing: .08em;
  margin-bottom: 2rem;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  text-shadow: 0 1px 4px rgba(0,0,0,.3);
}

.hero__badge-icon { width: 18px; height: 18px; color: var(--color-primary); }

.hero__title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 700;
  line-height: 1.1;
  color: var(--color-white);
  max-width: 750px;
  margin-bottom: 1.5rem;
  letter-spacing: -.02em;
  text-shadow: 0 2px 20px rgba(0,0,0,.5);
}
.hero__title span {
  color: var(--color-primary);
  text-shadow: 0 0 40px var(--color-primary-glow), 0 2px 20px rgba(0,0,0,.5);
}

.hero__subtitle {
  font-size: 1.15rem;
  color: var(--color-text);
  max-width: 520px;
  margin-bottom: 2.5rem;
  line-height: 1.7;
  text-shadow: 0 1px 8px rgba(0,0,0,.4);
}

.hero__actions { display: flex; gap: 1.5rem; align-items: center; margin-bottom: 5rem; }

.hero__stats {
  display: flex;
  align-items: center;
  gap: 2.5rem;
  padding: 2rem 2.5rem;
  background: rgba(255,255,255,.03);
  border: 1px solid rgba(255,255,255,.06);
  border-radius: var(--radius-lg);
  /* Glassmorphism */
  backdrop-filter: blur(12px);
}

.hero__stat-divider {
  width: 1px;
  height: 40px;
  background: rgba(255,255,255,.1);
}

.hero__stat-value {
  font-family: var(--font-display);
  font-size: clamp(1.2rem, 2vw, 1.6rem);
  font-weight: 700;
  color: var(--color-white);
  white-space: nowrap;
}
.hero__stat-label {
  display: block;
  font-size: .8rem;
  color: var(--color-text-muted);
  margin-top: .25rem;
}

/* ============================================
   STRIP
   ============================================ */
.strip {
  background: var(--color-primary);
  padding: 1rem 0;
  overflow: hidden;
}

.strip__inner { display: flex; align-items: center; gap: 1.5rem; }

.strip__checkered-left,
.strip__checkered-right {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  color: rgba(255,255,255,.4);
}
.strip__checkered-left svg,
.strip__checkered-right svg { width: 100%; height: 100%; }

.strip__text {
  font-family: var(--font-display);
  font-size: clamp(.8rem, 1.8vw, 1rem);
  font-weight: 700;
  color: var(--color-white);
  text-transform: uppercase;
  letter-spacing: .06em;
  text-align: center;
  flex: 1;
  white-space: nowrap;
}
.strip__text span { font-weight: 400; opacity: .75; }

/* ============================================
   BENTO GRID (Advantages)
   ============================================ */
.advantages {
  padding: var(--section-padding);
  background: var(--color-dark);
}

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

.bento__item {
  padding: 2rem;
  background: var(--color-dark-3);
  border-radius: var(--radius-lg);
  border: var(--border-subtle);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.bento__item:hover {
  border-color: rgba(212, 0, 0, .25);
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0,0,0,.3);
}

/* Glassmorphism accent on hover */
.bento__item::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary), transparent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .5s ease;
}
.bento__item:hover::before { transform: scaleX(1); }

.bento__icon {
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(212, 0, 0, .1);
  border-radius: 14px;
  color: var(--color-primary);
  margin-bottom: 1.25rem;
  transition: var(--transition);
}
.bento__item:hover .bento__icon {
  background: rgba(212, 0, 0, .18);
  transform: scale(1.05);
}

.bento__title {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: .5rem;
}

.bento__text {
  font-size: .9rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

.bento__deco {
  position: absolute;
  bottom: -10px;
  right: -10px;
  color: rgba(212, 0, 0, .06);
}

/* ============================================
   BIG NUMBERS
   ============================================ */
.big-numbers {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4rem;
  margin-top: 3rem;
  padding: 2.5rem 3rem;
  background: var(--color-dark-3);
  border-radius: var(--radius-lg);
  border: var(--border-subtle);
  position: relative;
  overflow: hidden;
}

.big-numbers__item {
  text-align: center;
}

.big-numbers__value {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  color: var(--color-white);
  line-height: 1.1;
  margin-bottom: .5rem;
}

.big-numbers__label {
  font-size: .9rem;
  color: var(--color-text-muted);
  max-width: 200px;
  display: inline-block;
}

.big-numbers__divider {
  width: 1px;
  height: 60px;
  background: rgba(255,255,255,.1);
}

.big-numbers__deco {
  position: absolute;
  bottom: -10px;
  right: -10px;
  color: rgba(212, 0, 0, .08);
  pointer-events: none;
}

/* ============================================
   SERVICES
   ============================================ */
.services {
  padding: var(--section-padding);
  background: var(--color-dark-2);
}

.services__swiper { overflow: visible; }

.services__card {
  background: var(--color-dark-3);
  border-radius: var(--radius-lg);
  border: var(--border-subtle);
  overflow: hidden;
  transition: var(--transition);
  height: auto;
}
.services__card:hover {
  border-color: rgba(212, 0, 0, .25);
  transform: translateY(-6px);
  box-shadow: 0 16px 48px rgba(0,0,0,.4);
}

.services__card-img {
  height: 200px;
  background-size: cover;
  background-position: center;
  position: relative;
  transition: var(--transition-slow);
}
.services__card:hover .services__card-img { transform: scale(1.03); }
.services__card-img::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 30%, rgba(10,10,10,.9) 100%);
}

.services__card-body { padding: 1.5rem; }

.services__card-title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: .5rem;
}

.services__card-text {
  font-size: .88rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: 1rem;
}

.services__card-link {
  display: inline-flex;
  align-items: center;
  gap: .35rem;
  font-size: .85rem;
  font-weight: 600;
  color: var(--color-primary);
  transition: var(--transition);
  cursor: pointer;
}
.services__card-link svg { transition: transform .3s ease; }
.services__card:hover .services__card-link svg { transform: translateX(4px); }

.services .swiper-pagination { margin-top: 2rem; }

/* ============================================
   PROCESS
   ============================================ */
.process {
  padding: var(--section-padding);
  background: var(--color-dark);
  position: relative;
}

.process__track {
  position: absolute;
  top: 55%;
  left: 12%;
  right: 12%;
  height: 4px;
  z-index: 0;
  background: repeating-linear-gradient(90deg, rgba(212,0,0,.15) 0px, rgba(212,0,0,.15) 12px, transparent 12px, transparent 24px);
  border-radius: 2px;
}

.process__steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  position: relative;
  z-index: 1;
}

.process__step {
  padding: 2.5rem 2rem;
  background: var(--color-dark-3);
  border-radius: var(--radius-lg);
  border: var(--border-subtle);
  text-align: left;
  transition: var(--transition);
}
.process__step:hover {
  border-color: rgba(212, 0, 0, .2);
  transform: translateY(-4px);
}

.process__step-num {
  font-family: var(--font-display);
  font-size: 4rem;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1;
  margin-bottom: .25rem;
  opacity: .2;
}

.process__step-icon {
  color: var(--color-primary);
  margin-bottom: 1rem;
  display: flex;
  justify-content: flex-start;
}

.process__step-title {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: .75rem;
}

.process__step-text {
  font-size: .9rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* ============================================
   CALCULATOR
   ============================================ */
.calculator {
  padding: var(--section-padding);
  background: var(--color-dark-2);
}

.calculator__inner {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 4rem;
  align-items: start;
}

.calculator__desc {
  font-size: 1.05rem;
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: 2rem;
}

.calculator__deco { color: rgba(212, 0, 0, .08); }

.calculator__form {
  background: var(--color-dark-3);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255,255,255,.06);
  padding: 2rem;
}

.calc-group { margin-bottom: 1.5rem; }

.calc-label {
  display: block;
  font-size: .75rem;
  font-weight: 600;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: .08em;
  margin-bottom: .75rem;
}

.calc-inputs { display: grid; grid-template-columns: repeat(3, 1fr); gap: .75rem; }

.calc-field input {
  width: 100%;
  padding: .8rem 1rem;
  background: var(--color-dark);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: var(--radius);
  color: var(--color-white);
  font-size: .9rem;
  transition: var(--transition);
}
.calc-field input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-glow);
}
.calc-field input::placeholder { color: var(--color-gray); }

.calc-checkboxes,
.calc-radio-group { display: flex; flex-wrap: wrap; gap: .75rem 1.5rem; }

.calc-check,
.calc-radio {
  display: flex;
  align-items: center;
  gap: .5rem;
  font-size: .9rem;
  color: var(--color-text);
  cursor: pointer;
  transition: var(--transition);
}
.calc-check:hover,
.calc-radio:hover { color: var(--color-white); }

.calc-check input,
.calc-radio input { accent-color: var(--color-primary); width: 16px; height: 16px; }

.calc-result {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 1.5rem;
  background: rgba(212, 0, 0, .08);
  border: 1px solid rgba(212, 0, 0, .15);
  border-radius: var(--radius);
  margin-bottom: 1rem;
}

.calc-result__label { font-weight: 700; color: var(--color-white); }

.calc-result__value {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--color-primary);
}

.calc-note { font-size: .8rem; color: var(--color-gray); }
.calc-size { margin-top: .5rem; font-size: .85rem; color: var(--color-gray); }
.calc-submit { margin-top: 1rem; }

.calc-qty-presets {
  display: flex;
  gap: .5rem;
  margin-top: .4rem;
  flex-wrap: wrap;
}

.calc-preset {
  padding: .5rem 1rem;
  border: none;
  border-radius: 8px;
  background: var(--color-dark-3);
  color: var(--color-text-muted);
  font-size: .85rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
}
.calc-preset:hover { background: var(--color-dark-2); color: var(--color-white); }
.calc-preset.active { background: var(--color-primary); color: var(--color-white); }

.calc-preset__badge {
  display: inline-block;
  padding: .1rem .4rem;
  background: rgba(255,255,255,.15);
  border-radius: 4px;
  font-size: .7rem;
  font-weight: 700;
  margin-left: .2rem;
  vertical-align: middle;
}
.calc-preset.active .calc-preset__badge { background: rgba(255,255,255,.25); }

.calc-radio--locked { opacity: 1 !important; }
.calc-radio--locked input[type="radio"]:checked,
.calc-radio--locked input[type="radio"]:checked:disabled {
  accent-color: var(--color-gray);
  filter: grayscale(1);
}
.calc-radio--locked input[type="radio"]:checked + :not(.calc-radio__tag),
.calc-radio--locked input[type="radio"]:checked:disabled + :not(.calc-radio__tag) {
  color: var(--color-text-muted);
  opacity: .7 !important;
}

.calc-radio__tag,
.calc-check__tag {
  display: none;
  padding: .1rem .4rem;
  background: var(--color-primary);
  color: var(--color-white);
  font-size: .65rem;
  font-weight: 700;
  border-radius: 4px;
  margin-left: .3rem;
  vertical-align: middle;
  letter-spacing: .03em;
}

.calc-radio--locked .calc-radio__tag,
.calc-check--locked .calc-check__tag {
  display: inline-block;
  opacity: 1 !important;
}

.calc-check--locked { opacity: 1 !important; }
.calc-check--locked input[type="checkbox"]:checked,
.calc-check--locked input[type="checkbox"]:checked:disabled {
  accent-color: var(--color-gray);
  filter: grayscale(1);
}
.calc-check--locked input[type="checkbox"]:checked + :not(.calc-check__tag),
.calc-check--locked input[type="checkbox"]:checked:disabled + :not(.calc-check__tag) {
  color: var(--color-text-muted);
  opacity: .7 !important;
}

/* ============================================
   REVIEWS
   ============================================ */
.reviews {
  padding: var(--section-padding);
  background: var(--color-dark);
}

.reviews__card {
  background: var(--color-dark-3);
  border-radius: var(--radius-lg);
  border: var(--border-subtle);
  padding: 2rem;
  height: auto;
  transition: var(--transition);
}
.reviews__card:hover {
  border-color: rgba(212, 0, 0, .2);
  transform: translateY(-4px);
}

.reviews__card-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.reviews__avatar {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--color-primary), #ff4444);
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.1rem;
}

.reviews__name { font-weight: 700; color: var(--color-white); }
.reviews__role { font-size: .8rem; color: var(--color-text-muted); }

.reviews__text {
  font-size: .95rem;
  color: var(--color-text);
  line-height: 1.7;
  margin-bottom: 1rem;
}

.reviews__stars {
  color: #fbbf24;
  font-size: 1rem;
  letter-spacing: 2px;
}

.reviews .swiper-pagination { margin-top: 2rem; }

/* ============================================
   CONTACT
   ============================================ */
.contact {
  padding: var(--section-padding);
  background: var(--color-dark-2);
}

.contact__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}

.contact__text {
  font-size: 1.05rem;
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: 2rem;
}

.contact__address,
.contact__phone,
.contact__email {
  display: block;
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--color-white);
  margin-bottom: .5rem;
  transition: var(--transition);
  font-family: var(--font-display);
}
.contact__address { font-size: 1rem; font-weight: 400; color: var(--color-text-muted); }
.contact__address:hover { color: var(--color-white); }
.contact__phone:hover,
.contact__email:hover { color: var(--color-primary); }

.contact__deco { margin-top: 2rem; color: rgba(212, 0, 0, .1); }

.contact__form {
  background: var(--color-dark-3);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255,255,255,.06);
  padding: 2rem;
}

.form-field { margin-bottom: 1rem; }

.form-field input {
  width: 100%;
  padding: .9rem 1rem;
  background: var(--color-dark);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: var(--radius);
  color: var(--color-white);
  font-size: .95rem;
  transition: var(--transition);
}
.form-field input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-glow);
}
.form-field input::placeholder { color: var(--color-gray); }

.form-agree {
  display: flex;
  align-items: center;
  gap: .5rem;
  margin-bottom: 1.5rem;
  font-size: .8rem;
  color: var(--color-text-muted);
}
.form-agree input { accent-color: var(--color-primary); width: 16px; height: 16px; }
.form-agree a { color: var(--color-primary); text-decoration: underline; }

/* ============================================
   FOOTER
   ============================================ */
.footer {
  padding: 3rem 0 1.5rem;
  background: var(--color-dark-3);
  border-top: var(--border-subtle);
}

.footer__checkered {
  height: 3px;
  margin-bottom: 2rem;
  background: repeating-linear-gradient(90deg, var(--color-white) 0px, var(--color-white) 6px, var(--color-dark-3) 6px, var(--color-dark-3) 12px);
  opacity: .1;
}

.footer__inner {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 2rem;
  padding-bottom: 2rem;
  border-bottom: var(--border-subtle);
  margin-bottom: 1.5rem;
}

.footer__logo {
  margin-bottom: .75rem;
  display: inline-block;
}
.footer__logo img { height: 20px; width: auto; }

.footer__tagline {
  font-size: .85rem;
  color: var(--color-text-muted);
  max-width: 280px;
}

.footer__nav ul { display: flex; gap: 1.5rem; }
.footer__nav a {
  font-size: .85rem;
  color: var(--color-text-muted);
  transition: var(--transition);
}
.footer__nav a:hover { color: var(--color-white); }

.footer__social { display: flex; gap: 1rem; }
.footer__social a {
  color: var(--color-text-muted);
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
}
.footer__social a svg { color: var(--color-text-muted); transition: var(--transition); }
.footer__social a img {
  width: 24px;
  height: 24px;
  filter: brightness(0) invert(1);
  opacity: .55;
  transition: var(--transition);
}
.footer__social a:hover { color: var(--color-white); transform: scale(1.1); }
.footer__social a:hover svg { color: var(--color-white); }
.footer__social a:hover img { opacity: 1; }

.footer__bottom {
  display: flex;
  justify-content: space-between;
  font-size: .8rem;
  color: var(--color-gray);
}
.footer__bottom a { transition: var(--transition); }
.footer__bottom a:hover { color: var(--color-white); }

/* ============================================
   POPUP
   ============================================ */
.popup {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}
.popup.active { opacity: 1; visibility: visible; }

.popup__overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,.7);
  backdrop-filter: blur(8px);
}

.popup__content {
  position: relative;
  width: 90%;
  max-width: 440px;
  background: var(--color-dark-3);
  border-radius: var(--radius-xl);
  border: 1px solid rgba(255,255,255,.08);
  padding: 2.5rem;
  transform: scale(.95);
  transition: transform .3s ease;
}
.popup.active .popup__content { transform: scale(1); }

.popup__close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  font-size: 1.5rem;
  color: var(--color-gray);
  transition: var(--transition);
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
}
.popup__close:hover { color: var(--color-white); background: rgba(255,255,255,.08); }

.popup__title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: .25rem;
}

.popup__desc {
  font-size: .9rem;
  color: var(--color-text-muted);
  margin-bottom: 1.5rem;
}

.popup__form .form-field { margin-bottom: 1rem; }
.popup__form .form-agree { margin-bottom: 1.25rem; }

/* ============================================
   MOBILE MENU
   ============================================ */
.mobile-menu {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 150;
  background: rgba(10, 10, 10, .96);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  padding: 5rem 1.5rem 2rem;
  transform: translateY(-10px);
  opacity: 0;
  pointer-events: none;
  transition: transform .35s cubic-bezier(.4,0,.2,1), opacity .35s ease;
  overflow-y: auto;
}
.mobile-menu.active {
  transform: translateY(0);
  opacity: 1;
  pointer-events: auto;
}

.mobile-menu__close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  font-size: 2rem;
  color: var(--color-text-muted);
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: var(--transition);
  z-index: 1;
}
.mobile-menu__close:hover { color: var(--color-white); background: rgba(255,255,255,.08); }

.mobile-menu__list {
  display: flex;
  flex-direction: column;
  gap: .5rem;
  margin-bottom: 2rem;
}

.mobile-menu__link {
  display: flex;
  align-items: center;
  padding: 1rem 1.25rem;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-white);
  border-radius: var(--radius);
  transition: var(--transition);
  min-height: 52px;
}
.mobile-menu__link:hover { background: rgba(255,255,255,.06); }

.mobile-menu__social {
  display: flex;
  gap: 1rem;
  margin-bottom: 2rem;
}
.mobile-menu__social-link {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(255,255,255,.06);
  color: var(--color-white);
  transition: var(--transition);
}
.mobile-menu__social-link svg { color: var(--color-white); transition: var(--transition); }
.mobile-menu__social-link:hover svg { color: var(--color-white); }
.mobile-menu__social-link img {
  width: 22px;
  height: 22px;
  filter: brightness(0) invert(1);
  opacity: .7;
  transition: var(--transition);
}
.mobile-menu__social-link:hover { background: rgba(255,255,255,.12); }
.mobile-menu__social-link:hover img { opacity: 1; }

.mobile-menu__cta { margin-bottom: 1rem; }

/* ============================================
   RESPONSIVE — Tablet (768px–1024px)
   ============================================ */
@media (max-width: 1024px) {
  .header__nav { display: none; }
  .header__burger { display: flex; }
  .header__cta { display: none; }
  .mobile-menu { display: block; }

  .hero__inner { padding: 6rem 1.5rem 3rem; }
  .hero__title { font-size: clamp(2rem, 5vw, 3rem); }
  .hero__stats { gap: 2rem; padding: 1.5rem 2rem; }

  .bento { grid-template-columns: repeat(2, 1fr); gap: 1rem; }

  .process__steps { grid-template-columns: repeat(2, 1fr); }
  .process__track { display: none; }

  .calculator__inner { grid-template-columns: 1fr; gap: 2.5rem; }
  .calculator__info { text-align: left; }
  .calculator__deco { display: flex; justify-content: flex-start; }

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

  .footer__inner { flex-direction: column; gap: 1.5rem; }
  .footer__nav ul { flex-wrap: wrap; gap: 1rem; }
  .footer__bottom { flex-direction: column; gap: .5rem; text-align: center; }
}

/* ============================================
   RESPONSIVE — Mobile (max 768px)
   ============================================ */
@media (max-width: 768px) {
  :root {
    --container: 100%;
  }

  body { font-size: .95rem; }

  .container { padding: 0 1.25rem; }

  /* Header */
  .header__inner { height: 60px; }
  .header__logo img { height: 20px; }
  .header__burger { display: flex; }

  /* Hero */
  .hero { min-height: auto; padding-top: 60px; }
  .hero__inner { padding: 4rem 1.25rem 2.5rem; max-width: 100%; text-align: left; }
  .hero__title { font-size: clamp(1.8rem, 7vw, 2.5rem); letter-spacing: -.01em; text-align: left; }
  .hero__subtitle { font-size: 1rem; margin-bottom: 2rem; text-align: left; }
  .hero__badge { font-size: .65rem; padding: .4rem .75rem; letter-spacing: .04em; white-space: normal; text-align: left; margin-left: 0; }
  .hero__actions { display: flex; flex-direction: column; gap: 1rem; align-items: stretch; }
  .hero__actions .btn { width: 100%; min-height: 52px; }
  .hero__stats {
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: 1.25rem;
    border-radius: var(--radius);
  }
  .hero__stat {
    padding: .75rem 0;
    border-bottom: 1px solid rgba(255,255,255,.06);
  }
  .hero__stat:last-child { border-bottom: none; }
  .hero__stat-divider { display: none; }
  .hero__stat-value { font-size: 1.1rem; white-space: normal; margin-bottom: .25rem; text-align: left; }
  .hero__stat-label { margin-top: 0; text-align: left; font-size: .8rem; color: var(--color-text-muted); }

  /* Strip */
  .strip { padding: .75rem 0; }
  .strip__checkered-left, .strip__checkered-right { display: none; }
  .strip__text { font-size: .65rem; letter-spacing: .04em; white-space: normal; }

  /* Sections */
  .section-header { margin-bottom: 2rem; }
  .section-eyebrow { font-size: .7rem; }
  .section-title { font-size: clamp(1.5rem, 6vw, 2rem); margin-bottom: 2rem; }

  .advantages { padding: 4rem 0; }
  .services { padding: 4rem 0; }
  .process { padding: 4rem 0; }
  .calculator { padding: 4rem 0; }
  .reviews { padding: 4rem 0; }
  .contact { padding: 4rem 0; }

  /* Bento */
  .bento { grid-template-columns: 1fr; gap: .75rem; }
  .bento__item { padding: 1.5rem; }
  .bento__deco { display: none; }

  /* Big Numbers */
  .big-numbers {
    flex-direction: column;
    gap: 2rem;
    padding: 2rem 1.5rem;
  }
  .big-numbers__divider {
    width: 60px;
    height: 1px;
  }
  .big-numbers__label { max-width: 100%; }
  .big-numbers__deco { display: none; }

  /* Process */
  .process__steps { grid-template-columns: 1fr; gap: 1rem; }
  .process__step { padding: 1.75rem 1.5rem; text-align: left; }
  .process__step-num { font-size: 2.5rem; }
  .process__step-icon { justify-content: flex-start; }

  /* Calculator */
  .calc-inputs { grid-template-columns: repeat(3, 1fr); }
  .calc-checkboxes { gap: .5rem 1rem; }
  .calc-radio-group { gap: .5rem 1rem; }

  /* Contact */
  .contact__form { padding: 1.5rem; }
  .contact__address { font-size: .9rem; }
  .contact__phone { font-size: 1.1rem; }
  .contact__email { font-size: 1rem; }

  /* Reviews */
  .reviews__card { padding: 1.5rem; }

  /* Footer */
  .footer { padding: 2rem 0 1rem; }
  .footer__inner { padding-bottom: 1.5rem; margin-bottom: 1rem; }
}

/* ============================================
   RESPONSIVE — Small mobile (max 480px)
   ============================================ */
@media (max-width: 480px) {
  .hero__inner { padding: 3rem 1.25rem 2rem; }
  .hero__title { font-size: 1.65rem; }
  .hero__stat-value { font-size: 1.1rem; white-space: normal; }

  .bento__item { padding: 1.25rem; }
  .bento__icon { width: 44px; height: 44px; }
  .bento__title { font-size: 1rem; }

  .process__step { padding: 1.25rem; }

  .calc-result { padding: 1rem 1.25rem; }
  .calc-result__value { font-size: 1.3rem; }

  .contact__phone { font-size: 1rem; }
  .contact__email { font-size: .9rem; }

  .footer__logo img { height: 16px; }
}

/* ============================================
   RESPONSIVE — Landscape phones
   ============================================ */
@media (max-height: 500px) and (orientation: landscape) {
  .hero { min-height: auto; padding-top: 60px; }
  .hero__inner { padding: 2rem 1.25rem; }
  .hero__title { font-size: 1.5rem; }
  .hero__stats { flex-direction: row; flex-wrap: wrap; }
  .hero__stat { border-bottom: none; flex: 1; min-width: 120px; }
}

/* ============================================
   SAFE AREAS (iPhone notch)
   ============================================ */
@supports (padding: env(safe-area-inset-bottom)) {
  .header { padding-top: env(safe-area-inset-top); }
  .footer { padding-bottom: calc(1rem + env(safe-area-inset-bottom)); }
  .mobile-menu { padding-bottom: env(safe-area-inset-bottom); }
}

/* ============================================
   TOUCH-FRIENDLY (44px minimum tap targets)
   ============================================ */
@media (pointer: coarse) {
  .btn { min-height: 48px; }
  .header__cta { min-height: 44px; }
  .header__social { min-width: 44px; min-height: 44px; justify-content: center; }
  .calc-check, .calc-radio { min-height: 44px; padding: .25rem 0; }
  .calc-check input, .calc-radio input { width: 20px; height: 20px; }
  .form-agree { min-height: 44px; align-items: center; }
  .form-agree input { width: 20px; height: 20px; }
  .popup__close { min-width: 44px; min-height: 44px; }
}

/* ============================================
   FOCUS STATES (Accessibility)
   ============================================ */
:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  .reveal { opacity: 1; transform: none; }
}