/* ==========================================================
   RUSTY NAIL — PROMO
   Страница активации промокода
   ========================================================== */

/* ==========================================================
   HERO
   ========================================================== */
.promo-hero {
  position: relative;
  background:
    radial-gradient(ellipse 900px 500px at 80% 100%, var(--accent-15), transparent 60%),
    linear-gradient(135deg, #2a1512 0%, var(--bg-1) 50%, #1f1512 100%);
  border: 1px solid rgba(224, 52, 44, 0.2);
  border-radius: var(--r);
  padding: 56px 40px 48px;
  overflow: hidden;
  text-align: center;
}

.promo-hero-bg {
  position: absolute;
  top: -200px;
  left: 50%;
  transform: translateX(-50%);
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, rgba(224, 52, 44, 0.25), transparent 60%);
  pointer-events: none;
  animation: promoGlow 6s ease-in-out infinite;
}

@keyframes promoGlow {
  0%, 100% { opacity: 0.6; }
  50%      { opacity: 1; }
}

.promo-hero::after {
  content: '';
  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: 40px 40px;
  border-radius: inherit;
  pointer-events: none;
  mask-image: radial-gradient(circle at 50% 50%, black, transparent 80%);
  -webkit-mask-image: radial-gradient(circle at 50% 50%, black, transparent 80%);
}

.promo-hero-content {
  position: relative;
  z-index: 1;
  max-width: 640px;
  margin: 0 auto;
}

.promo-hero-icon {
  width: 88px;
  height: 88px;
  margin: 0 auto 20px;
  border-radius: 50%;
  background: var(--accent-grad);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 40px;
  box-shadow: 0 16px 48px rgba(224, 52, 44, 0.5);
  animation: promoIconPulse 2.5s ease-in-out infinite;
}

@keyframes promoIconPulse {
  0%, 100% { transform: scale(1) rotate(0); }
  50%      { transform: scale(1.06) rotate(-4deg); }
}

.promo-hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 26px;
  padding: 0 12px;
  background: var(--accent-08);
  border: 1px solid var(--accent-30);
  border-radius: var(--r);
  color: var(--accent);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 1.3px;
  margin-bottom: 18px;
  text-transform: uppercase;
}

.promo-hero-eyebrow i { font-size: 12px; }

.promo-hero-title {
  font-size: 38px;
  font-weight: 800;
  color: var(--text);
  margin: 0 0 14px;
  letter-spacing: -0.025em;
  line-height: 1.1;
}

.promo-hero-title .accent {
  background: var(--accent-grad);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.promo-hero-text {
  font-size: 15px;
  color: var(--text-2);
  line-height: 1.55;
  margin: 0 0 28px;
  font-weight: 500;
}

.promo-hero-text b { color: var(--text); font-weight: 700; }

/* ==========================================================
   ФОРМА ВВОДА
   ========================================================== */
.promo-form {
  display: flex;
  gap: 10px;
  max-width: 560px;
  margin: 0 auto;
  flex-wrap: wrap;
}

.promo-form-input-wrap {
  position: relative;
  flex: 1;
  min-width: 240px;
}

.promo-form-input-icon {
  position: absolute;
  left: 18px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-3);
  font-size: 18px;
  pointer-events: none;
  transition: color .2s;
}

.promo-form-input {
  width: 100%;
  height: 52px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: 0 18px 0 48px;
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.08em;
  outline: none;
  transition: all .2s;
  text-transform: uppercase;
}

.promo-form-input::placeholder {
  color: var(--text-3);
  letter-spacing: 0.05em;
  font-weight: 600;
  font-size: 13px;
  text-transform: none;
}

.promo-form-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 4px var(--accent-08);
}

.promo-form-input:focus + .promo-form-input-icon,
.promo-form-input-wrap:focus-within .promo-form-input-icon {
  color: var(--accent);
}

.promo-form-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 52px;
  padding: 0 26px;
  background: var(--accent-grad);
  color: #fff;
  border: none;
  border-radius: var(--r);
  font-family: inherit;
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 0.2px;
  cursor: pointer;
  transition: all .2s cubic-bezier(.34, 1.4, .64, 1);
  white-space: nowrap;
  flex-shrink: 0;
  position: relative;
  overflow: hidden;
  box-shadow: 0 8px 24px rgba(224, 52, 44, 0.35);
}

.promo-form-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
  transition: left .6s ease;
}

.promo-form-btn:hover:not(:disabled)::before { left: 100%; }

.promo-form-btn:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(224, 52, 44, 0.5);
}

.promo-form-btn:active:not(:disabled) {
  transform: translateY(0);
}

.promo-form-btn:disabled {
  opacity: 0.7;
  cursor: not-allowed;
  transform: none;
}

.promo-form-btn i { font-size: 15px; }

.promo-form-hint {
  margin-top: 18px;
  min-height: 22px;
  font-size: 14px;
  font-weight: 700;
  text-align: center;
  letter-spacing: 0.2px;
}

.promo-hint-error   { color: #fca5a5; }
.promo-hint-success { color: var(--green); }

@media (max-width: 600px) {
  .promo-hero { padding: 40px 20px 36px; }
  .promo-hero-icon { width: 72px; height: 72px; font-size: 32px; }
  .promo-hero-title { font-size: 26px; }
  .promo-hero-text { font-size: 14px; }
  .promo-form { flex-direction: column; }
  .promo-form-btn { width: 100%; }
}

/* ==========================================================
   ИНФО-КАРТОЧКИ
   ========================================================== */
.promo-info-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

@media (max-width: 900px) {
  .promo-info-grid { grid-template-columns: 1fr; }
}

.promo-info-card {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 18px;
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: var(--r);
  transition: all .2s;
}

.promo-info-card:hover {
  background: var(--bg-2);
  border-color: var(--border-2);
  transform: translateY(-2px);
}

.promo-info-icon {
  width: 42px;
  height: 42px;
  border-radius: var(--r);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  flex-shrink: 0;
}

.promo-info-icon.i-orange { background: var(--accent-08); color: var(--accent); }
.promo-info-icon.i-green  { background: rgba(123, 201, 111, 0.12); color: var(--green); }
.promo-info-icon.i-blue   { background: rgba(103, 232, 249, 0.1); color: #67e8f9; }

.promo-info-body { min-width: 0; flex: 1; }

.promo-info-title {
  font-size: 14px;
  font-weight: 800;
  color: var(--text);
  margin-bottom: 6px;
  letter-spacing: -0.01em;
}

.promo-info-text {
  font-size: 12px;
  color: var(--text-2);
  line-height: 1.5;
  font-weight: 500;
}

.promo-info-text b { color: var(--text); font-weight: 700; }

/* ==========================================================
   СТАРТОВЫЙ ПРОМОКОД
   ========================================================== */
.promo-starter {
  position: relative;
  background:
    linear-gradient(135deg, rgba(224, 52, 44, 0.12) 0%, rgba(255, 90, 61, 0.04) 100%),
    rgba(30, 24, 22, 0.9);
  border: 1px solid rgba(224, 52, 44, 0.35);
  border-radius: var(--r);
  padding: 22px 26px;
  overflow: hidden;
  box-shadow:
    0 0 0 1px rgba(224, 52, 44, 0.06),
    0 12px 40px rgba(224, 52, 44, 0.15);
}

.promo-starter-bg {
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.06), transparent);
  animation: starterShine 4s ease-in-out infinite;
  pointer-events: none;
}

@keyframes starterShine {
  0%   { left: -100%; }
  60%  { left: 100%; }
  100% { left: 100%; }
}

.promo-starter-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 20px;
}

.promo-starter-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--r);
  background: var(--accent-grad);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
  color: #fff;
  flex-shrink: 0;
  box-shadow: 0 8px 20px rgba(224, 52, 44, 0.4);
}

.promo-starter-body { min-width: 0; }

.promo-starter-label {
  font-size: 14px;
  font-weight: 800;
  color: #fff;
  letter-spacing: 0.2px;
  margin-bottom: 4px;
}

.promo-starter-hint {
  font-size: 13px;
  color: var(--text-2);
  font-weight: 500;
}

.promo-starter-hint b { color: var(--accent); font-weight: 800; }

.promo-starter-action {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.promo-starter-code {
  font-family: var(--font-mono);
  font-size: 17px;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: #fff;
  text-transform: uppercase;
  line-height: 1;
  padding: 12px 18px;
  background: var(--accent-grad);
  border-radius: var(--r);
  box-shadow:
    0 6px 18px rgba(224, 52, 44, 0.4),
    inset 0 1px 0 rgba(255, 255, 255, 0.15);
}

.promo-starter-copy {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 40px;
  padding: 0 16px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--r);
  color: #fff;
  font-family: inherit;
  font-size: 12px;
  font-weight: 700;
  cursor: pointer;
  transition: all .18s;
  white-space: nowrap;
}

.promo-starter-copy:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: rgba(255, 255, 255, 0.3);
  transform: translateY(-1px);
}

.promo-starter-copy:active { transform: translateY(0); }
.promo-starter-copy i { font-size: 13px; }

@media (max-width: 700px) {
  .promo-starter { padding: 18px 18px; }
  .promo-starter-inner {
    grid-template-columns: auto 1fr;
    gap: 14px;
  }
  .promo-starter-action {
    grid-column: 1 / -1;
    justify-content: space-between;
    width: 100%;
  }
  .promo-starter-icon { width: 46px; height: 46px; font-size: 22px; }
  .promo-starter-code { font-size: 15px; padding: 10px 14px; }
}

/* ==========================================================
   LAYOUT FULL
   ========================================================== */
.layout-full {
  grid-template-columns: 1fr;
  max-width: 1200px;
}