/* ============================================================
   DreamClaude Portal - Global Styles
   ============================================================ */

/* --- Reset & Base --- */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --color-primary: #ffc800;
  --color-primary-dark: #e6b400;
  --color-primary-light: #fff8e1;
  --color-secondary: #212121;
  --color-accent: #ffc800;
  --color-text: #212121;
  --color-text-light: #656c6f;
  --color-bg: #ffffff;
  --color-bg-alt: #f9f9f9;
  --color-bg-dark: #212121;
  --color-border: #e8e8e8;
  --color-success: #10b981;
  --color-warning: #f59e0b;
  --color-error: #ef4444;
  --radius: 8px;
  --radius-lg: 16px;
  --shadow: 0 1px 3px rgba(0,0,0,0.1), 0 1px 2px rgba(0,0,0,0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -4px rgba(0,0,0,0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.1), 0 8px 10px -6px rgba(0,0,0,0.1);
  --max-width: 1200px;
  --header-height: 72px;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans SC", sans-serif;
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color 0.2s;
}

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

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

ul, ol {
  list-style: none;
}

/* --- Layout --- */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 80px 0;
}

.section--alt {
  background: var(--color-bg-alt);
}

.section--dark {
  background: var(--color-bg-dark);
  color: #e2e8f0;
}

.section__title {
  font-size: 2rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 16px;
  color: var(--color-secondary);
}

.section--dark .section__title {
  color: #f1f5f9;
}

.section__subtitle {
  text-align: center;
  color: var(--color-text-light);
  font-size: 1.125rem;
  margin-bottom: 48px;
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
}

.section--dark .section__subtitle {
  color: #94a3b8;
}

/* --- Header --- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-border);
  z-index: 1000;
  transition: box-shadow 0.3s;
}

.header.scrolled {
  box-shadow: var(--shadow);
}

.header__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.header__logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--color-secondary);
}

.header__logo img {
  height: 28px;
  width: auto;
}

.header__nav {
  display: flex;
  align-items: center;
  gap: 32px;
}

.header__nav a {
  color: var(--color-text);
  font-size: 0.9375rem;
  font-weight: 500;
  transition: color 0.2s;
  position: relative;
}

.header__nav a:hover,
.header__nav a.active {
  color: var(--color-primary);
}

.header__nav a.active::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--color-primary);
  border-radius: 1px;
}

.header__actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* Mobile menu toggle */
.header__menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  color: var(--color-text);
  font-size: 1.5rem;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 24px;
  font-size: 0.9375rem;
  font-weight: 600;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  transition: all 0.2s;
  white-space: nowrap;
}

.btn--primary {
  background: var(--color-primary);
  color: #0f172a;
  font-weight: 700;
}

.btn--primary:hover {
  background: var(--color-primary-dark);
  color: #0f172a;
  transform: translateY(-1px);
  box-shadow: var(--shadow-lg);
}

.btn--outline {
  background: transparent;
  color: var(--color-primary);
  border: 1.5px solid var(--color-primary);
}

.btn--outline:hover {
  background: var(--color-primary);
  color: #0f172a;
}

.btn--large {
  padding: 14px 32px;
  font-size: 1.0625rem;
  border-radius: 10px;
}

.btn--white {
  background: var(--color-primary);
  color: #212121;
  font-weight: 700;
}

.btn--white:hover {
  background: var(--color-primary-dark);
  color: #212121;
}

/* --- Hero --- */
.hero {
  padding-top: calc(var(--header-height) + 80px);
  padding-bottom: 80px;
  background: #ffffff;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -200px;
  right: -200px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(0,0,0,0.02) 0%, transparent 70%);
  border-radius: 50%;
}

.hero__inner {
  display: flex;
  align-items: center;
  gap: 60px;
}

.hero__content {
  flex: 1;
}

.hero__badge {
  display: inline-block;
  background: #f2f2f2;
  color: #656c6f;
  font-size: 0.875rem;
  font-weight: 600;
  padding: 6px 16px;
  border-radius: 100px;
  margin-bottom: 24px;
}

.hero__title {
  font-size: 3rem;
  font-weight: 800;
  line-height: 1.2;
  color: var(--color-secondary);
  margin-bottom: 20px;
}

.hero__title span {
  color: var(--color-primary);
  -webkit-text-fill-color: unset;
}

.hero__desc {
  font-size: 1.1875rem;
  color: var(--color-text-light);
  margin-bottom: 32px;
  max-width: 520px;
  line-height: 1.7;
}

.hero__actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.hero__visual {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero__illustration {
  width: 100%;
  max-width: 500px;
  aspect-ratio: 4/3;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1rem;
  gap: 12px;
  box-shadow: var(--shadow-xl);
  position: relative;
  overflow: hidden;
}

.hero__illustration::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M30 0v60M0 30h60' stroke='%23fff' stroke-opacity='.06' stroke-width='1'/%3E%3C/svg%3E");
}

.hero__illustration-icon {
  font-size: 4rem;
  position: relative;
  z-index: 1;
}

.hero__illustration-text {
  position: relative;
  z-index: 1;
  font-weight: 600;
  opacity: 0.9;
}

/* --- Stats --- */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: -40px;
  position: relative;
  z-index: 10;
}

.stats__item {
  background: #fff;
  padding: 28px 24px;
  border-radius: var(--radius-lg);
  text-align: center;
  box-shadow: var(--shadow-lg);
}

.stats__number {
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-secondary);
  margin-bottom: 4px;
}

.stats__label {
  font-size: 0.875rem;
  color: var(--color-text-light);
}

/* --- Feature Cards --- */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.feature-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: all 0.3s;
}

.feature-card:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.feature-card__icon {
  width: 56px;
  height: 56px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 20px;
}

.feature-card__icon--blue   { background: #dbeafe; color: #2563eb; }
.feature-card__icon--cyan   { background: #cffafe; color: #0891b2; }
.feature-card__icon--green  { background: #d1fae5; color: #059669; }
.feature-card__icon--purple { background: #ede9fe; color: #7c3aed; }
.feature-card__icon--orange { background: #ffedd5; color: #ea580c; }
.feature-card__icon--pink   { background: #fce7f3; color: #db2777; }

.feature-card__title {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--color-secondary);
}

.feature-card__desc {
  font-size: 0.9375rem;
  color: var(--color-text-light);
  line-height: 1.7;
}

/* --- Pricing Table --- */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  align-items: start;
}

.pricing-grid--2 {
  grid-template-columns: repeat(2, 1fr);
  max-width: 640px;
  margin: 0 auto;
}

.pricing-section-label {
  text-align: center;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text-light);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 24px;
}

.pricing-card {
  background: #fff;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  position: relative;
  transition: all 0.3s;
}

.pricing-card:hover {
  box-shadow: var(--shadow-lg);
}

.pricing-card--featured {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-lg);
  transform: scale(1.04);
}

.pricing-card__badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-primary);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 16px;
  border-radius: 100px;
  white-space: nowrap;
}

.pricing-card__name {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--color-secondary);
}

.pricing-card__desc {
  font-size: 0.875rem;
  color: var(--color-text-light);
  margin-bottom: 20px;
}

.pricing-card__price {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--color-secondary);
  margin-bottom: 24px;
}

.pricing-card__price small {
  font-size: 0.875rem;
  font-weight: 400;
  color: var(--color-text-light);
}

.pricing-card__features {
  margin-bottom: 28px;
}

.pricing-card__features li {
  font-size: 0.875rem;
  color: var(--color-text);
  padding: 8px 0;
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  gap: 8px;
}

.pricing-card__features li:last-child {
  border-bottom: none;
}

.pricing-card__check {
  color: var(--color-success);
  font-weight: 700;
}

.pricing-card__cross {
  color: #cbd5e1;
}

/* --- Tech / Advantage List --- */
.advantage-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 40px 60px;
}

.advantage-item {
  display: flex;
  gap: 20px;
}

.advantage-item__icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: #f2f2f2;
  color: var(--color-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  flex-shrink: 0;
}

.advantage-item__title {
  font-size: 1.0625rem;
  font-weight: 700;
  margin-bottom: 6px;
  color: var(--color-secondary);
}

.advantage-item__desc {
  font-size: 0.9375rem;
  color: var(--color-text-light);
  line-height: 1.7;
}

/* --- Trial Form --- */
.trial-form-wrapper {
  max-width: 640px;
  margin: 0 auto;
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-lg);
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 6px;
}

.form-group label .required {
  color: var(--color-error);
  margin-left: 2px;
}

.form-control {
  width: 100%;
  padding: 10px 14px;
  font-size: 0.9375rem;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius);
  background: #fff;
  color: var(--color-text);
  transition: border-color 0.2s, box-shadow 0.2s;
  font-family: inherit;
}

.form-control:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(255,200,0,0.2);
}

textarea.form-control {
  resize: vertical;
  min-height: 100px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-submit {
  margin-top: 28px;
}

.form-submit .btn {
  width: 100%;
}

.form-success {
  display: none;
  text-align: center;
  padding: 40px 20px;
}

.form-success__icon {
  font-size: 3rem;
  margin-bottom: 16px;
}

.form-success__title {
  font-size: 1.375rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--color-secondary);
}

.form-success__desc {
  color: var(--color-text-light);
}

/* --- About --- */
.about-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.about-text p {
  color: var(--color-text-light);
  line-height: 1.8;
  margin-bottom: 16px;
}

.about-visual {
  background: #f4f4f4;
  border-radius: var(--radius-lg);
  padding: 60px 40px;
  text-align: center;
}

.about-visual__icon {
  font-size: 4rem;
  margin-bottom: 16px;
}

.about-visual__text {
  font-size: 1.125rem;
  color: var(--color-text-light);
  font-weight: 500;
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 48px;
}

.contact-card {
  text-align: center;
  padding: 32px 24px;
  background: #fff;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
}

.contact-card__icon {
  font-size: 1.75rem;
  margin-bottom: 12px;
}

.contact-card__label {
  font-size: 0.875rem;
  color: var(--color-text-light);
  margin-bottom: 4px;
}

.contact-card__value {
  font-weight: 600;
  color: var(--color-secondary);
}

/* --- CTA Banner --- */
.cta-banner {
  text-align: center;
  padding: 80px 24px;
  background: var(--color-bg-dark);
  color: #e2e2e2;
}

.cta-banner__title {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 16px;
}

.cta-banner__desc {
  font-size: 1.0625rem;
  opacity: 0.9;
  margin-bottom: 32px;
  max-width: 480px;
  margin-left: auto;
  margin-right: auto;
}

/* --- Footer --- */
.footer {
  background: var(--color-bg-dark);
  color: #94a3b8;
  padding: 60px 0 32px;
}

.footer__inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
}

.footer__brand-logo {
  height: 24px;
  width: auto;
  margin-bottom: 8px;
}

.footer__brand-name {
  font-size: 1.25rem;
  font-weight: 700;
  color: #f1f5f9;
  margin-bottom: 12px;
}

.footer__brand-desc {
  font-size: 0.875rem;
  line-height: 1.7;
}

.footer__icp {
  margin-top: 8px;
  font-size: 0.75rem;
  color: #475569;
}

.footer__icp a {
  color: #64748b;
}

.footer__col-title {
  font-size: 0.875rem;
  font-weight: 700;
  color: #f1f5f9;
  margin-bottom: 16px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.footer__links li {
  margin-bottom: 10px;
}

.footer__links a {
  color: #94a3b8;
  font-size: 0.875rem;
  transition: color 0.2s;
}

.footer__links a:hover {
  color: #e2e8f0;
}

.footer__bottom {
  margin-top: 40px;
  padding-top: 24px;
  border-top: 1px solid #1e293b;
  text-align: center;
  font-size: 0.8125rem;
}

/* --- Responsive --- */
@media (max-width: 1024px) {
  .hero__inner {
    flex-direction: column;
    text-align: center;
  }

  .hero__desc {
    margin-left: auto;
    margin-right: auto;
  }

  .hero__actions {
    justify-content: center;
  }

  .hero__visual {
    order: -1;
    width: 100%;
    max-width: 400px;
  }

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

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

  .pricing-card--featured {
    transform: none;
  }

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

@media (max-width: 768px) {
  .section {
    padding: 56px 0;
  }

  .section__title {
    font-size: 1.625rem;
  }

  .hero {
    padding-top: calc(var(--header-height) + 40px);
    padding-bottom: 56px;
  }

  .hero__title {
    font-size: 2rem;
  }

  .stats {
    grid-template-columns: repeat(2, 1fr);
    margin-top: -24px;
  }

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

  .pricing-grid,
  .pricing-grid--2 {
    grid-template-columns: 1fr;
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
  }

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

  .about-content {
    grid-template-columns: 1fr;
  }

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

  .form-row {
    grid-template-columns: 1fr;
  }

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

  .header__nav {
    display: none;
  }

  .header__menu-toggle {
    display: block;
  }
}