/* ========================================
   DESIGN TOKENS — РиМ Brand System
   ======================================== */
:root {
  /* Brand Colors */
  --rim-blue: #008edc;
  --rim-blue-dark: #006fb0;
  --rim-blue-light: #3aadee;
  --rim-red: #cc0000;
  --rim-red-dark: #a00;

  /* Neutral Palette */
  --dark-900: #0a0e17;
  --dark-800: #111827;
  --dark-700: #1a2236;
  --dark-600: #243049;
  --dark-500: #334155;
  --gray-400: #64748b;
  --gray-300: #94a3b8;
  --gray-200: #cbd5e1;
  --gray-100: #e2e8f0;
  --gray-50: #f0f4f8;
  --white: #ffffff;

  /* Accent / Reward */
  --green: #22c55e;
  --gold: #E8A838;

  /* Typography */
  --font-main: 'Montserrat', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

  /* Spacing */
  --section-py: 100px;
  --container-max: 1200px;
  --container-px: 24px;

  /* Borders & Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 20px rgba(0,0,0,0.1);
  --shadow-lg: 0 8px 40px rgba(0,0,0,0.12);
  --shadow-card: 0 2px 16px rgba(0,142,220,0.06);
  --shadow-glow: 0 0 60px rgba(0,142,220,0.15);

  /* Transitions */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --duration-fast: 0.2s;
  --duration-normal: 0.35s;
  --duration-slow: 0.6s;
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-main);
  font-size: 16px;
  line-height: 1.6;
  color: var(--dark-800);
  background: var(--white);
  overflow-x: hidden;
}

a {
  color: var(--rim-blue);
  text-decoration: none;
  transition: color var(--duration-fast) var(--ease-out);
}

a:hover {
  color: var(--rim-blue-dark);
}

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

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

/* ========================================
   BUTTONS
   ======================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  border: none;
  border-radius: var(--radius-full);
  font-family: var(--font-main);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--duration-normal) var(--ease-out);
  text-decoration: none;
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}

.btn--primary {
  background: linear-gradient(135deg, var(--rim-blue) 0%, var(--rim-blue-dark) 100%);
  color: var(--white);
  box-shadow: 0 4px 20px rgba(0,142,220,0.35);
}

.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(0,142,220,0.45);
  color: var(--white);
}

.btn--primary:active {
  transform: translateY(0);
}

.btn--hero {
  background: linear-gradient(135deg, var(--rim-blue) 0%, #0074c8 100%);
  color: var(--white);
  padding: 18px 32px;
  font-size: 17px;
  font-weight: 700;
  box-shadow: 0 6px 30px rgba(0,142,220,0.4);
  border-radius: var(--radius-md);
}

.btn--hero:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 10px 40px rgba(0,142,220,0.5);
  color: var(--white);
}

.btn__badge {
  background: rgba(255,255,255,0.2);
  padding: 4px 14px;
  border-radius: var(--radius-full);
  font-size: 16px;
  font-weight: 800;
  letter-spacing: 0.5px;
}

.btn--ghost {
  background: transparent;
  color: var(--gray-300);
  border: 1.5px solid rgba(255,255,255,0.15);
  padding: 16px 28px;
  border-radius: var(--radius-md);
}

.btn--ghost:hover {
  background: rgba(255,255,255,0.05);
  border-color: rgba(255,255,255,0.3);
  color: var(--white);
  transform: translateY(-2px);
}

.btn--submit {
  width: 100%;
  padding: 18px 32px;
  font-size: 17px;
  border-radius: var(--radius-md);
}

/* ========================================
   HEADER
   ======================================== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(10, 14, 23, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255,255,255,0.06);
  transition: background var(--duration-normal) var(--ease-out);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 24px;
}

.header__logo {
  flex-shrink: 0;
  position: relative;
  z-index: 1001;
}

.header__logo-img {
  height: 44px;
  width: auto;
  filter: brightness(1.1);
}

.header__nav {
  display: flex;
  align-items: center;
  gap: 6px;
}

.header__nav-link {
  color: var(--gray-300);
  font-size: 14px;
  font-weight: 500;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  transition: all var(--duration-fast) var(--ease-out);
}

.header__nav-link:hover {
  color: var(--white);
  background: rgba(255,255,255,0.06);
}

.header__nav-link--catalog {
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--rim-blue-light);
}

.header__nav-link--catalog:hover {
  color: var(--rim-blue);
}

.header__cta {
  padding: 10px 22px;
  font-size: 14px;
}

.header__burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  z-index: 1001;
}

.header__burger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: all var(--duration-normal) var(--ease-out);
}

.header__burger.active span:nth-child(1) {
  transform: rotate(45deg) translateY(5px);
}

.header__burger.active span:nth-child(2) {
  opacity: 0;
}

.header__burger.active span:nth-child(3) {
  transform: rotate(-45deg) translateY(-5px);
}

/* Mobile menu */
.mobile-menu {
  position: fixed;
  top: 0; /* Cover the entire screen starting from top 0 */
  left: 0;
  right: 0;
  bottom: 0;
  background: #0a0e17; /* Solid fallback */
  background: var(--dark-900); /* Fully solid dark background, matching brand theme */
  z-index: 999;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity var(--duration-normal) var(--ease-out), visibility var(--duration-normal) var(--ease-out);
  overflow-y: auto; /* Allow vertical scroll for items on small screens */
}

.mobile-menu.active {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

@media (min-width: 1025px) {
  .mobile-menu {
    display: none !important;
  }
}

.mobile-menu__nav {
  display: flex;
  flex-direction: column;
  padding: 100px 24px 40px; /* Top padding to clear logo and hamburger button */
  gap: 8px;
}

.mobile-menu__link {
  color: var(--gray-200);
  font-size: 18px;
  font-weight: 500;
  padding: 16px 20px;
  border-radius: var(--radius-md);
  transition: all var(--duration-fast) var(--ease-out);
}

.mobile-menu__link:hover {
  color: var(--white);
  background: rgba(255,255,255,0.05);
}

.mobile-menu__cta {
  margin-top: 16px;
  text-align: center;
}

/* ========================================
   HERO
   ======================================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: var(--dark-900);
  overflow: hidden;
  padding-top: 72px;
}

.hero__bg-effects {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.hero__glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.5;
}

.hero__glow--1 {
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(0,142,220,0.25) 0%, transparent 70%);
  top: -100px;
  right: -100px;
  animation: glowPulse 8s ease-in-out infinite alternate;
}

.hero__glow--2 {
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(0,111,176,0.15) 0%, transparent 70%);
  bottom: -150px;
  left: -100px;
  animation: glowPulse 10s ease-in-out infinite alternate-reverse;
}

@keyframes glowPulse {
  0% { opacity: 0.3; transform: scale(1); }
  100% { opacity: 0.6; transform: scale(1.15); }
}

.hero__grid-overlay {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
  background-size: 60px 60px;
}

.hero__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  padding-top: 40px;
  padding-bottom: 40px;
  position: relative;
  z-index: 2;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 18px;
  background: rgba(0,142,220,0.1);
  border: 1px solid rgba(0,142,220,0.25);
  border-radius: var(--radius-full);
  color: var(--rim-blue-light);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.5px;
  margin-bottom: 24px;
  animation: fadeInUp 0.8s var(--ease-out) both;
}

.hero__badge-dot {
  width: 8px;
  height: 8px;
  background: var(--green);
  border-radius: 50%;
  animation: dotPulse 2s ease-in-out infinite;
}

@keyframes dotPulse {
  0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(34,197,94,0.4); }
  50% { opacity: 0.7; box-shadow: 0 0 0 6px rgba(34,197,94,0); }
}

.hero__title {
  font-size: clamp(32px, 4vw, 52px);
  font-weight: 800;
  line-height: 1.15;
  color: var(--white);
  margin-bottom: 20px;
  animation: fadeInUp 0.8s var(--ease-out) 0.1s both;
}

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

.hero__subtitle {
  font-size: 17px;
  line-height: 1.7;
  color: var(--gray-300);
  margin-bottom: 32px;
  max-width: 520px;
  animation: fadeInUp 0.8s var(--ease-out) 0.2s both;
}

.hero__subtitle strong {
  color: var(--white);
}

.hero__actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 48px;
  animation: fadeInUp 0.8s var(--ease-out) 0.3s both;
}

.hero__stats {
  display: flex;
  align-items: center;
  gap: 28px;
  animation: fadeInUp 0.8s var(--ease-out) 0.4s both;
}

.hero__stat-value {
  display: block;
  font-size: 20px;
  font-weight: 800;
  color: var(--white);
  margin-bottom: 2px;
}

.hero__stat-label {
  font-size: 13px;
  color: var(--gray-400);
}

.hero__stat-divider {
  width: 1px;
  height: 36px;
  background: linear-gradient(to bottom, transparent, rgba(255,255,255,0.15), transparent);
}

/* Hero Visual — Phone Mockup */
.hero__visual {
  position: relative;
  display: flex;
  justify-content: center;
  animation: fadeInUp 1s var(--ease-out) 0.3s both;
}

.hero__phone-mockup {
  position: relative;
}

.hero__phone-frame {
  width: 260px;
  height: 520px;
  background: var(--dark-700);
  border-radius: 36px;
  border: 3px solid rgba(255,255,255,0.1);
  overflow: hidden;
  position: relative;
  box-shadow:
    0 20px 60px rgba(0,0,0,0.5),
    0 0 0 1px rgba(255,255,255,0.05),
    inset 0 0 30px rgba(0,142,220,0.05);
}

.hero__phone-notch {
  position: absolute;
  top: 10px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 24px;
  background: var(--dark-900);
  border-radius: 14px;
  z-index: 3;
}

.hero__phone-screen {
  position: absolute;
  inset: 0;
  overflow: hidden;
}

.hero__phone-video {
  width: 100%;
  height: 100%;
  position: relative;
  background: linear-gradient(180deg, var(--dark-600) 0%, var(--dark-800) 100%);
}

.hero__phone-video-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2;
}

.hero__phone-play {
  opacity: 0.9;
  filter: drop-shadow(0 4px 12px rgba(0,0,0,0.3));
  animation: playPulse 3s ease-in-out infinite;
}

@keyframes playPulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.08); }
}

.hero__phone-content {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 20px;
}

.hero__phone-label {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  font-weight: 600;
  color: var(--white);
  background: rgba(0,0,0,0.4);
  backdrop-filter: blur(8px);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  margin-bottom: 16px;
  position: absolute;
  top: 44px;
  left: 12px;
  right: 12px;
}

.hero__phone-cable-lines {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 80%;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.hero__cable-line {
  height: 3px;
  border-radius: 3px;
  background: linear-gradient(90deg, var(--rim-blue), var(--rim-blue-light), var(--rim-blue));
  opacity: 0.6;
  animation: cableGlow 4s ease-in-out infinite;
}

.hero__cable-line:nth-child(2) { animation-delay: 0.5s; width: 90%; }
.hero__cable-line:nth-child(3) { animation-delay: 1s; width: 95%; }
.hero__cable-line:nth-child(4) { animation-delay: 1.5s; width: 85%; }
.hero__cable-line:nth-child(5) { animation-delay: 2s; width: 92%; }

@keyframes cableGlow {
  0%, 100% { opacity: 0.3; }
  50% { opacity: 0.8; box-shadow: 0 0 12px rgba(0,142,220,0.5); }
}

.hero__phone-rim-logo {
  position: absolute;
  bottom: 60px;
  right: 20px;
  font-size: 24px;
  font-weight: 900;
  color: var(--rim-blue);
  opacity: 0.7;
  letter-spacing: 2px;
}

.hero__phone-badge-reward {
  position: absolute;
  bottom: -10px;
  right: -30px;
  display: flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(135deg, var(--green), #16a34a);
  color: var(--white);
  font-size: 15px;
  font-weight: 800;
  padding: 10px 18px;
  border-radius: var(--radius-full);
  box-shadow: 0 6px 24px rgba(34,197,94,0.4);
  animation: badgeFloat 4s ease-in-out infinite;
  z-index: 4;
}

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

.hero__floating-tag {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,0.06);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255,255,255,0.1);
  color: var(--gray-200);
  font-size: 13px;
  font-weight: 500;
  padding: 10px 16px;
  border-radius: var(--radius-full);
  white-space: nowrap;
}

.hero__floating-tag--1 {
  top: 50px;
  right: -20px;
  animation: floatTag 6s ease-in-out infinite;
}

.hero__floating-tag--2 {
  bottom: 60px;
  left: -30px;
  animation: floatTag 7s ease-in-out infinite 1s;
}

@keyframes floatTag {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-10px) rotate(1deg); }
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ========================================
   SECTION HEADERS
   ======================================== */
.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-tag {
  display: inline-block;
  padding: 6px 18px;
  background: rgba(0,142,220,0.08);
  color: var(--rim-blue);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  border-radius: var(--radius-full);
  margin-bottom: 16px;
}

.section-title {
  font-size: clamp(28px, 3.5vw, 42px);
  font-weight: 800;
  color: var(--dark-800);
  margin-bottom: 12px;
  line-height: 1.2;
}

.section-desc {
  font-size: 17px;
  color: var(--gray-400);
  max-width: 550px;
  margin: 0 auto;
}

/* ========================================
   STEPS
   ======================================== */
.steps {
  padding: var(--section-py) 0;
  background: var(--gray-50);
  position: relative;
}

.steps__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.step-card {
  position: relative;
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  text-align: center;
  transition: all var(--duration-normal) var(--ease-out);
}

.step-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(0,142,220,0.2);
}

.step-card__number {
  font-size: 56px;
  font-weight: 900;
  color: rgba(0,142,220,0.08);
  position: absolute;
  top: 16px;
  left: 24px;
  line-height: 1;
}

.step-card__icon {
  display: flex;
  justify-content: center;
  margin-bottom: 20px;
  color: var(--dark-700);
}

.step-card__title {
  font-size: 20px;
  font-weight: 700;
  color: var(--dark-800);
  margin-bottom: 12px;
}

.step-card__text {
  font-size: 15px;
  color: var(--gray-400);
  line-height: 1.7;
}

.step-card__connector {
  position: absolute;
  right: -46px;
  top: 50%;
  transform: translateY(-50%);
  z-index: 2;
}

.step-card:last-child .step-card__connector {
  display: none;
}

/* ========================================
   CRITERIA
   ======================================== */
.criteria {
  padding: var(--section-py) 0;
  background: var(--white);
}

.criteria__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}

.criteria-card {
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-lg);
  padding: 36px;
  transition: all var(--duration-normal) var(--ease-out);
}

.criteria-card:hover {
  box-shadow: var(--shadow-lg);
  border-color: rgba(0,142,220,0.15);
}

.criteria-card__header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 28px;
}

.criteria-card__icon-wrap {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.criteria-card__icon-wrap--tech {
  background: rgba(0,142,220,0.08);
  color: var(--rim-blue);
}

.criteria-card__icon-wrap--content {
  background: rgba(204,0,0,0.06);
  color: var(--rim-red);
}

.criteria-card__title {
  font-size: 20px;
  font-weight: 700;
  color: var(--dark-800);
}

.criteria-card__list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.criteria-card__list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 15px;
  line-height: 1.5;
  color: var(--dark-500);
}

.criteria-card__list li strong {
  color: var(--dark-800);
}

.criteria-card__check {
  flex-shrink: 0;
  margin-top: 2px;
}

/* ========================================
   CONDITIONS / PAYMENTS
   ======================================== */
.conditions {
  padding: var(--section-py) 0;
  background: var(--gray-50);
}

.conditions__single-card {
  max-width: 560px;
  margin: 0 auto 48px;
}

.conditions__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
  margin-bottom: 48px;
}

.payment-card {
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-lg);
  padding: 40px 36px;
  text-align: center;
  position: relative;
  transition: all var(--duration-normal) var(--ease-out);
}

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

.payment-card--featured {
  border-color: var(--rim-blue);
  box-shadow: var(--shadow-glow);
}

.payment-card--featured:hover {
  box-shadow: 0 0 80px rgba(0,142,220,0.2);
}

.payment-card__popular {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, var(--rim-blue), var(--rim-blue-dark));
  color: var(--white);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  padding: 6px 20px;
  border-radius: var(--radius-full);
  white-space: nowrap;
}

.payment-card__badge {
  display: inline-block;
  padding: 6px 16px;
  background: rgba(0,142,220,0.08);
  color: var(--rim-blue);
  font-size: 13px;
  font-weight: 600;
  border-radius: var(--radius-full);
  margin-bottom: 20px;
}

.payment-card__orientation {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-bottom: 16px;
  color: var(--gray-400);
  font-size: 14px;
  font-weight: 500;
}

.payment-card__amount-row {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 12px;
  margin-bottom: 12px;
}

.payment-card__amount-prefix {
  font-size: 22px;
  font-weight: 500;
  color: var(--gray-400);
}

.payment-card__amount {
  font-size: 52px;
  font-weight: 900;
  color: var(--dark-800);
  line-height: 1.1;
}

.payment-card__amount span {
  font-size: 28px;
  color: var(--gray-400);
}

.payment-card__desc {
  font-size: 14px;
  color: var(--gray-400);
  margin-bottom: 24px;
  line-height: 1.6;
}

.payment-card__features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  text-align: left;
}

.payment-card__features--centered {
  max-width: 340px;
  margin: 0 auto;
}

.payment-card__features li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: var(--dark-500);
}

.conditions__info-row {
  display: flex;
  justify-content: center;
  gap: 24px;
  flex-wrap: wrap;
}

.info-chip {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 24px;
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-full);
  font-size: 14px;
  color: var(--dark-500);
}

.info-chip strong {
  color: var(--dark-800);
}

/* ========================================
   SUBMIT — MESSENGER CARDS
   ======================================== */
.submit {
  padding: var(--section-py) 0;
  background: var(--dark-900);
  position: relative;
}

.submit .section-tag {
  background: rgba(0,142,220,0.15);
}

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

.submit .section-desc {
  color: var(--gray-400);
}

.submit-messengers {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  max-width: 700px;
  margin: 0 auto 28px;
}

.messenger-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 40px 32px 32px;
  border-radius: var(--radius-lg);
  border: 1.5px solid rgba(255,255,255,0.08);
  background: rgba(255,255,255,0.03);
  transition: all var(--duration-normal) var(--ease-out);
  text-decoration: none;
  cursor: pointer;
}

.messenger-card:hover {
  transform: translateY(-6px);
  border-color: rgba(255,255,255,0.15);
  box-shadow: 0 16px 48px rgba(0,0,0,0.3);
}

.messenger-card--tg:hover {
  background: rgba(0,136,204,0.08);
  border-color: rgba(0,136,204,0.3);
}

.messenger-card--wa:hover {
  background: rgba(37,211,102,0.08);
  border-color: rgba(37,211,102,0.3);
}

.messenger-card__icon {
  margin-bottom: 20px;
  color: var(--gray-300);
  transition: color var(--duration-fast) var(--ease-out);
}

.messenger-card--tg:hover .messenger-card__icon {
  color: #0088cc;
}

.messenger-card--wa:hover .messenger-card__icon {
  color: #25d366;
}

.messenger-card__title {
  font-size: 20px;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 8px;
}

.messenger-card__desc {
  font-size: 14px;
  color: var(--gray-400);
  line-height: 1.6;
  margin-bottom: 20px;
}

.messenger-card__action {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 22px;
  border-radius: var(--radius-full);
  font-size: 14px;
  font-weight: 600;
  transition: all var(--duration-fast) var(--ease-out);
}

.messenger-card--tg .messenger-card__action {
  background: rgba(0,136,204,0.12);
  color: #5bc8fa;
}

.messenger-card--tg:hover .messenger-card__action {
  background: #0088cc;
  color: var(--white);
}

.messenger-card--wa .messenger-card__action {
  background: rgba(37,211,102,0.12);
  color: #5be089;
}

.messenger-card--wa:hover .messenger-card__action {
  background: #25d366;
  color: var(--white);
}

.submit-note {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 13px;
  color: var(--gray-500);
  text-align: center;
}


/* ========================================
   FAQ
   ======================================== */
.faq {
  padding: var(--section-py) 0;
  background: var(--white);
}

.faq__list {
  max-width: 760px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all var(--duration-normal) var(--ease-out);
}

.faq-item:hover {
  border-color: rgba(0,142,220,0.2);
}

.faq-item.active {
  border-color: rgba(0,142,220,0.3);
  box-shadow: var(--shadow-card);
}

.faq-item__question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 24px;
  background: none;
  border: none;
  cursor: pointer;
  text-align: left;
  font-family: var(--font-main);
  font-size: 16px;
  font-weight: 600;
  color: var(--dark-800);
  transition: all var(--duration-fast) var(--ease-out);
}

.faq-item__question:hover {
  color: var(--rim-blue);
}

.faq-item__chevron {
  flex-shrink: 0;
  transition: transform var(--duration-normal) var(--ease-spring);
  color: var(--gray-400);
}

.faq-item.active .faq-item__chevron {
  transform: rotate(180deg);
  color: var(--rim-blue);
}

.faq-item__answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--duration-normal) var(--ease-out), padding var(--duration-normal) var(--ease-out);
}

.faq-item.active .faq-item__answer {
  max-height: 300px;
}

.faq-item__answer p {
  padding: 0 24px 20px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--gray-400);
}

/* ========================================
   FOOTER
   ======================================== */
.footer {
  background: var(--dark-900);
  color: var(--gray-300);
  padding: 80px 0 0;
}

.footer__top {
  display: grid;
  grid-template-columns: 1.3fr 1fr 0.8fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.footer__logo-img {
  height: 50px;
  width: auto;
  margin-bottom: 16px;
}

.footer__brand-desc {
  font-size: 14px;
  line-height: 1.7;
  color: var(--gray-400);
  margin-bottom: 20px;
}

.footer__messengers {
  display: flex;
  gap: 12px;
}

.footer__messenger {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-full);
  color: var(--gray-200);
  font-size: 13px;
  font-weight: 500;
  transition: all var(--duration-fast) var(--ease-out);
}

.footer__messenger:hover {
  background: rgba(255,255,255,0.1);
  color: var(--white);
  transform: translateY(-2px);
}

.footer__docs-title,
.footer__contacts-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--white);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 20px;
}

.footer__docs-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer__docs-list a {
  color: var(--gray-400);
  font-size: 14px;
  transition: color var(--duration-fast) var(--ease-out);
}

.footer__docs-list a:hover {
  color: var(--rim-blue-light);
}

.footer__phone {
  display: block;
  font-size: 22px;
  font-weight: 800;
  color: var(--rim-blue-light);
  margin-bottom: 4px;
  letter-spacing: 0.5px;
}

.footer__phone:hover {
  color: var(--rim-blue);
}

.footer__phone-sub {
  display: block;
  font-size: 12px;
  color: var(--gray-400);
  margin-bottom: 16px;
}

.footer__site {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--gray-300);
  font-size: 14px;
  font-weight: 500;
}

.footer__site:hover {
  color: var(--rim-blue-light);
}

.footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 24px 0;
  font-size: 13px;
  color: var(--gray-500);
}

/* ========================================
   SCROLL ANIMATIONS
   ======================================== */
.step-card,
.criteria-card,
.payment-card,
.faq-item,
.info-chip,
.messenger-card {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s var(--ease-out), transform 0.6s var(--ease-out), box-shadow var(--duration-normal) var(--ease-out), border-color var(--duration-normal) var(--ease-out);
}

.step-card.visible,
.criteria-card.visible,
.payment-card.visible,
.faq-item.visible,
.info-chip.visible,
.messenger-card.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ========================================
   RESPONSIVE
   ======================================== */
@media (max-width: 1024px) {
  .header__nav {
    display: none;
  }

  .header__cta {
    display: none;
  }

  .header__burger {
    display: flex;
  }

  .hero {
    min-height: auto;
    padding-top: 100px;
    padding-bottom: 60px;
  }

  .hero__inner {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 32px;
  }

  .hero__subtitle {
    margin: 0 auto 24px;
  }

  .hero__actions {
    justify-content: center;
    gap: 12px;
  }

  .hero__stats {
    justify-content: center;
  }

  .hero__visual {
    order: 1; /* Puts the phone mockup below the text and actions on mobile/tablet */
    margin-top: 16px;
  }

  .hero__phone-frame {
    width: 220px;
    height: 440px;
  }

  .hero__floating-tag--1 {
    right: 10%;
    top: 20px;
  }

  .hero__floating-tag--2 {
    left: 5%;
    bottom: 30px;
  }

  .steps__grid {
    grid-template-columns: 1fr;
    max-width: 460px;
    margin: 0 auto;
  }

  .step-card__connector {
    display: none;
  }

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

  .conditions__single-card {
    max-width: 100%;
  }

  .conditions__grid {
    grid-template-columns: 1fr;
    max-width: 480px;
    margin: 0 auto 48px;
  }

  .submit-messengers {
    grid-template-columns: 1fr;
    max-width: 400px;
  }

  .footer__top {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  /* Responsive buttons wrapping & text overflow prevention */
  .btn {
    white-space: normal;
    text-align: center;
    max-width: 100%;
  }

  .btn--hero {
    padding: 16px 24px;
    font-size: 16px;
    flex-wrap: wrap;
    justify-content: center;
  }
}

@media (max-width: 640px) {
  :root {
    --section-py: 64px;
    --container-px: 16px; /* Increases content space on small screens */
  }

  .hero {
    padding-top: 88px;
    padding-bottom: 48px;
  }

  .hero__title {
    font-size: 28px;
    line-height: 1.2;
  }

  .hero__subtitle {
    font-size: 15px;
    margin-bottom: 20px;
  }

  .hero__actions {
    flex-direction: column;
    align-items: stretch;
    gap: 10px;
  }

  .btn--hero {
    font-size: 15px;
    padding: 14px 20px;
  }

  .btn__badge {
    font-size: 14px;
    padding: 3px 10px;
  }

  .hero__stats {
    flex-direction: column;
    gap: 12px;
  }

  .hero__stat-value {
    font-size: 18px;
  }

  .hero__stat-divider {
    width: 40px;
    height: 1px;
    background: linear-gradient(to right, transparent, rgba(255,255,255,0.15), transparent);
  }

  .hero__phone-frame {
    width: 200px;
    height: 400px;
    border-radius: 28px;
  }

  .hero__floating-tag {
    display: none;
  }

  .hero__phone-badge-reward {
    right: -10px;
    bottom: -5px;
    font-size: 13px;
    padding: 8px 14px;
  }

  .submit-form__row {
    grid-template-columns: 1fr;
  }

  .submit-messengers {
    grid-template-columns: 1fr;
  }

  .section-title {
    font-size: 26px;
  }

  .payment-card__amount {
    font-size: 40px;
  }

  .conditions__info-row {
    flex-direction: column;
    align-items: stretch;
  }

  .footer__bottom {
    flex-direction: column;
    gap: 8px;
    text-align: center;
  }
}

/* ========================================
   MODAL WINDOW SYSTEM (DOCUMENTS)
   ======================================== */
.modal {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--duration-normal) var(--ease-out);
}

.modal.active {
  opacity: 1;
  pointer-events: auto;
}

.modal__overlay {
  position: absolute;
  inset: 0;
  background: rgba(10, 14, 23, 0.85);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.modal__container {
  position: relative;
  width: 90%;
  max-width: 700px;
  max-height: 85vh;
  background: var(--dark-800);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg), 0 0 50px rgba(0, 142, 220, 0.15);
  display: flex;
  flex-direction: column;
  transform: translateY(24px) scale(0.96);
  transition: transform var(--duration-normal) var(--ease-spring), opacity var(--duration-normal) var(--ease-out);
  z-index: 2001;
  overflow: hidden;
}

.modal.active .modal__container {
  transform: translateY(0) scale(1);
}

.modal__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.modal__title {
  font-size: 18px;
  font-weight: 700;
  color: var(--white);
}

.modal__close {
  background: none;
  border: none;
  color: var(--gray-400);
  cursor: pointer;
  padding: 8px;
  border-radius: var(--radius-sm);
  transition: all var(--duration-fast) var(--ease-out);
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal__close:hover {
  color: var(--white);
  background: rgba(255, 255, 255, 0.05);
}

.modal__content {
  padding: 24px;
  overflow-y: auto;
  font-size: 14px;
  line-height: 1.7;
  color: var(--gray-200);
}

.modal__content h4 {
  font-size: 16px;
  font-weight: 600;
  color: var(--white);
  margin-top: 24px;
  margin-bottom: 8px;
}

.modal__content h4:first-child {
  margin-top: 0;
}

.modal__content p {
  margin-bottom: 12px;
}

.modal__content ul, .modal__content ol {
  margin-left: 20px;
  margin-bottom: 16px;
}

.modal__content li {
  margin-bottom: 8px;
}

.modal__footer {
  padding: 16px 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  display: flex;
  justify-content: flex-end;
}

.btn--secondary {
  background: rgba(255, 255, 255, 0.05);
  color: var(--gray-200);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 10px 20px;
  font-size: 14px;
  border-radius: var(--radius-md);
  font-weight: 600;
}

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