/* ===== 基础变量与重置 ===== */
:root {
  --green-primary: #39ff14;
  --green-dark: #2ecc00;
  --green-glow: rgba(57, 255, 20, 0.45);
  --blue-dark: #0a1628;
  --blue-mid: #122240;
  --blue-card: #1a3055;
  --blue-light: #2a4a7a;
  --white: #ffffff;
  --gray-100: #f0f4f8;
  --gray-300: #94a3b8;
  --gray-500: #64748b;
  --whatsapp: #25d366;
  --whatsapp-dark: #128c7e;
  --sticky-height: 72px;
  --radius: 16px;
  --radius-sm: 10px;
  --max-width: 480px;
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font);
  background: var(--blue-dark);
  color: var(--white);
  line-height: 1.5;
  overflow-x: hidden;
  padding-bottom: calc(var(--sticky-height) + 16px);
  max-width: var(--max-width);
  margin: 0 auto;
  min-height: 100vh;
}

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

a {
  text-decoration: none;
  color: inherit;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

/* ===== 通用组件 ===== */
.section-title {
  font-size: clamp(1.25rem, 5vw, 1.5rem);
  font-weight: 800;
  text-align: center;
  line-height: 1.25;
  margin-bottom: 1.25rem;
  letter-spacing: -0.02em;
}

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-weight: 700;
  border-radius: 50px;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
  -webkit-tap-highlight-color: transparent;
  user-select: none;
}

.btn:active {
  transform: scale(0.97);
}

.btn--block {
  width: 100%;
  padding: 1rem 1.5rem;
  font-size: 1rem;
}

.btn--primary {
  background: linear-gradient(135deg, var(--green-primary) 0%, var(--green-dark) 100%);
  color: var(--blue-dark);
  box-shadow: 0 4px 24px var(--green-glow), 0 2px 8px rgba(0, 0, 0, 0.3);
}

.btn--primary:hover {
  box-shadow: 0 6px 32px var(--green-glow), 0 4px 12px rgba(0, 0, 0, 0.35);
}

.btn--secondary {
  background: var(--whatsapp);
  color: var(--white);
  box-shadow: 0 4px 16px rgba(37, 211, 102, 0.4);
}

.btn--secondary:hover {
  background: var(--whatsapp-dark);
}

.btn--outline {
  background: transparent;
  color: var(--green-primary);
  border: 2px solid var(--green-primary);
}

.btn--outline:hover {
  background: rgba(57, 255, 20, 0.1);
}

.btn--mega {
  width: 100%;
  padding: 1.25rem 1.5rem;
  font-size: clamp(1rem, 4.5vw, 1.15rem);
  letter-spacing: 0.01em;
}

.btn--sticky {
  width: 100%;
  padding: 0.875rem 1.25rem;
  font-size: 0.95rem;
  background: linear-gradient(135deg, var(--green-primary) 0%, #32e010 100%);
  color: var(--blue-dark);
  box-shadow: 0 -4px 24px var(--green-glow);
  border-radius: 50px;
  font-weight: 800;
}

.btn__whatsapp-icon {
  width: 1.35rem;
  height: 1.35rem;
  flex-shrink: 0;
}

/* ===== 模块1：首屏 ===== */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
}

.hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 30%;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(10, 22, 40, 0.3) 0%,
    rgba(10, 22, 40, 0.55) 40%,
    rgba(10, 22, 40, 0.92) 85%,
    var(--blue-dark) 100%
  );
}

.hero__content {
  position: relative;
  z-index: 1;
  padding: 2rem 1.25rem 5rem;
  width: 100%;
}

.hero__title {
  font-size: clamp(1.75rem, 7.5vw, 2.25rem);
  font-weight: 900;
  line-height: 1.1;
  text-transform: uppercase;
  letter-spacing: -0.03em;
  margin-bottom: 0.75rem;
  text-shadow: 0 2px 12px rgba(0, 0, 0, 0.5);
}

.hero__title::after {
  content: '';
  display: block;
  width: 60px;
  height: 4px;
  background: var(--green-primary);
  margin-top: 0.75rem;
  border-radius: 2px;
  box-shadow: 0 0 12px var(--green-glow);
}

.hero__subtitle {
  font-size: clamp(0.95rem, 4vw, 1.1rem);
  color: var(--gray-100);
  font-weight: 400;
  max-width: 340px;
  line-height: 1.45;
}

/* ===== 模块2：社群佐证 ===== */
.community {
  background: var(--white);
  color: var(--blue-dark);
  padding: 2.5rem 1.25rem 2rem;
}

.community .section-title {
  color: var(--blue-dark);
}

.community__layout {
  margin-bottom: 1.5rem;
}

.community__image {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 1.25rem;
  box-shadow: 0 8px 32px rgba(10, 22, 40, 0.15);
}

.community__image img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
}

.community__phone-overlay {
  position: absolute;
  bottom: 1rem;
  right: 1rem;
}

.mini-earnings {
  background: var(--blue-dark);
  border-radius: var(--radius-sm);
  padding: 0.6rem 0.85rem;
  border: 2px solid var(--green-primary);
  box-shadow: 0 4px 16px rgba(57, 255, 20, 0.3);
}

.mini-earnings__label {
  display: block;
  font-size: 0.65rem;
  color: var(--gray-300);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.mini-earnings__amount {
  display: block;
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--green-primary);
}

.community__features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.community__features li {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  font-size: 0.95rem;
  font-weight: 600;
  line-height: 1.4;
}

.community__features .check {
  flex-shrink: 0;
  font-size: 1rem;
}

/* ===== 模块3：钱包 ===== */
.wallet {
  background: linear-gradient(180deg, var(--blue-dark) 0%, var(--blue-mid) 100%);
  padding: 2.5rem 1.25rem 2rem;
}

.wallet__intro {
  text-align: center;
  font-size: 0.9rem;
  color: var(--gray-300);
  margin: -0.5rem 0 1.25rem;
  line-height: 1.45;
}

.wallet__card {
  background: var(--blue-card);
  border-radius: var(--radius);
  padding: 1.25rem;
  border: 1px solid var(--blue-light);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.35);
  margin-bottom: 1rem;
}

.wallet__proof-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: rgba(57, 255, 20, 0.12);
  border: 1px solid rgba(57, 255, 20, 0.35);
  color: var(--green-primary);
  font-size: 0.72rem;
  font-weight: 700;
  padding: 0.35rem 0.65rem;
  border-radius: 50px;
  margin-bottom: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.wallet__proof-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 16px;
  height: 16px;
  background: var(--green-primary);
  color: var(--blue-dark);
  border-radius: 50%;
  font-size: 0.6rem;
  font-weight: 900;
}

.wallet__user {
  font-size: 0.75rem;
  color: var(--gray-300);
  margin-bottom: 0.2rem;
  font-weight: 600;
}

.wallet__header {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  margin-bottom: 1rem;
}

.wallet__avatar {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--green-primary), var(--green-dark));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
}

.wallet__label {
  font-size: 0.8rem;
  color: var(--gray-300);
  margin-bottom: 0.15rem;
}

.wallet__balance {
  font-size: clamp(1.75rem, 7vw, 2.25rem);
  font-weight: 900;
  color: var(--green-primary);
  letter-spacing: -0.02em;
}

.wallet__currency {
  font-size: 0.65em;
  font-weight: 700;
  opacity: 0.85;
}

.wallet__stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.wallet__stat {
  background: rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-sm);
  padding: 0.75rem;
}

.wallet__stat--highlight {
  border: 1px solid rgba(57, 255, 20, 0.25);
}

.wallet__stat-label {
  display: block;
  font-size: 0.7rem;
  color: var(--gray-300);
  margin-bottom: 0.25rem;
  line-height: 1.3;
}

.wallet__stat-value {
  font-size: 1rem;
  font-weight: 700;
  color: var(--white);
}

.wallet__stat--highlight .wallet__stat-value {
  color: var(--green-primary);
}

.wallet__history-title {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--gray-300);
  margin-bottom: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.wallet__tx {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.65rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.wallet__tx:last-of-type {
  border-bottom: none;
}

.wallet__tx-icon {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  flex-shrink: 0;
}

.wallet__tx-icon--green {
  background: rgba(57, 255, 20, 0.15);
  color: var(--green-primary);
}

.wallet__tx-icon--success {
  background: rgba(57, 255, 20, 0.2);
  color: var(--green-primary);
  font-weight: 900;
  font-size: 0.75rem;
}

.wallet__tx--withdraw {
  background: rgba(57, 255, 20, 0.04);
  border-radius: var(--radius-sm);
  padding-left: 0.5rem;
  padding-right: 0.5rem;
  margin: 0 -0.5rem;
  border-bottom: none;
}

.wallet__tx-amount--paid {
  color: var(--green-primary);
  font-weight: 800;
}

.wallet__verified {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  margin-top: 1rem;
  padding-top: 0.875rem;
  border-top: 1px dashed rgba(255, 255, 255, 0.12);
  font-size: 0.72rem;
  color: var(--gray-500);
}

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

.wallet__tx-info span {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.wallet__tx-info small {
  font-size: 0.7rem;
  color: var(--gray-500);
}

.wallet__tx-amount {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--green-primary);
  white-space: nowrap;
}

.wallet__note {
  text-align: center;
  font-size: 0.875rem;
  color: var(--gray-300);
  margin: 1rem 0 1.25rem;
  line-height: 1.45;
}

/* ===== 模块4：渠道 ===== */
.channels {
  background: var(--white);
  color: var(--blue-dark);
  padding: 2.5rem 1.25rem 2rem;
}

.channels .section-title {
  color: var(--blue-dark);
  font-size: clamp(1.1rem, 4.5vw, 1.35rem);
}

.banks {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  justify-content: center;
  margin-bottom: 2rem;
}

.bank-badge {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.5rem 0.75rem;
  border-radius: 50px;
  font-size: 0.7rem;
  font-weight: 700;
  white-space: nowrap;
  border: 1.5px solid;
}

.bank-badge__icon {
  font-size: 0.85rem;
}

.bank-badge--chile {
  background: #002b5c;
  color: #fff;
  border-color: #002b5c;
}

.bank-badge--bci {
  background: #fff;
  color: #003087;
  border-color: #003087;
}

.bank-badge--santander {
  background: #ec0000;
  color: #fff;
  border-color: #ec0000;
}

.bank-badge--ripley {
  background: #6b21a8;
  color: #fff;
  border-color: #6b21a8;
}

.bank-badge--falabella {
  background: #00843d;
  color: #fff;
  border-color: #00843d;
}

.tasks {
  background: var(--gray-100);
  border-radius: var(--radius);
  padding: 1.25rem;
  margin-bottom: 1.25rem;
}

.tasks__title {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--gray-500);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 1rem;
}

.task-row {
  display: flex;
  align-items: center;
  gap: 0.875rem;
  padding: 0.75rem 0;
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}

.task-row:last-child {
  border-bottom: none;
}

.task-row__icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.task-row__icon svg {
  width: 22px;
  height: 22px;
}

.task-row__icon--tiktok {
  background: #000;
  color: #fff;
}

.task-row__icon--youtube {
  background: #ff0000;
  color: #fff;
}

.task-row__icon--instagram {
  background: linear-gradient(45deg, #f09433, #e6683c, #dc2743, #cc2366, #bc1888);
  color: #fff;
}

.task-row__icon--minitv {
  background: var(--blue-dark);
  color: var(--green-primary);
}

.task-row__info {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.task-row__name {
  font-weight: 700;
  font-size: 0.95rem;
}

.task-row__earn {
  font-size: 0.8rem;
  color: var(--green-dark);
  font-weight: 600;
}

.channels__guide {
  text-align: center;
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--blue-dark);
}

/* ===== 模块5：底部转化 ===== */
.footer-cta {
  position: relative;
  background: var(--blue-dark);
  padding: 3rem 1.25rem 2rem;
  text-align: center;
  overflow: hidden;
}

.footer-cta__glow {
  position: absolute;
  top: -60px;
  left: 50%;
  transform: translateX(-50%);
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, var(--green-glow) 0%, transparent 70%);
  pointer-events: none;
}

.footer-cta__title {
  position: relative;
  font-size: clamp(1.35rem, 5.5vw, 1.65rem);
  font-weight: 800;
  line-height: 1.25;
  margin-bottom: 1.5rem;
  letter-spacing: -0.02em;
}

.footer-cta__sub {
  position: relative;
  font-size: 0.9rem;
  color: var(--gray-300);
  margin-top: 1rem;
  line-height: 1.45;
}

.footer-cta__hours {
  position: relative;
  font-size: 0.75rem;
  color: var(--gray-500);
  margin-top: 1.5rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

/* ===== 固定底部按钮 ===== */
.sticky-cta {
  position: fixed;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  max-width: var(--max-width);
  padding: 0.75rem 1rem;
  background: linear-gradient(180deg, transparent 0%, rgba(10, 22, 40, 0.95) 30%, var(--blue-dark) 100%);
  z-index: 1000;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

/* ===== 安全区域适配（iPhone 等） ===== */
@supports (padding-bottom: env(safe-area-inset-bottom)) {
  .sticky-cta {
    padding-bottom: calc(0.75rem + env(safe-area-inset-bottom));
  }

  body {
    padding-bottom: calc(var(--sticky-height) + 16px + env(safe-area-inset-bottom));
  }
}

/* ===== 动画 ===== */
@keyframes pulse-glow {
  0%, 100% { box-shadow: 0 4px 24px var(--green-glow); }
  50% { box-shadow: 0 4px 36px rgba(57, 255, 20, 0.65); }
}

.btn--mega {
  animation: pulse-glow 2.5s ease-in-out infinite;
}

.whatsapp-link {
  cursor: pointer;
}