/* ============================================================
   PTECH MEDIA — LEGAL PAGES
   legal.css: Privacy Policy, Terms of Service, Contact pages
   ============================================================ */

/* ─── Legal Page Hero ───────────────────────────────────── */
.legal-hero {
  padding: calc(var(--navbar-h) + 4rem) 0 4rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.legal-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 50% at 50% 0%, rgba(99,102,241,0.22) 0%, transparent 65%);
  pointer-events: none;
}

.legal-hero-inner {
  position: relative;
  z-index: 1;
}

.legal-hero h1 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 900;
  margin-bottom: 1rem;
}

.legal-hero p {
  font-size: 1rem;
  color: var(--color-text-muted);
  max-width: 560px;
  margin: 0 auto 1.5rem;
}

.legal-meta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  color: var(--color-text-subtle);
  padding: 0.35rem 1rem;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--color-border-soft);
  border-radius: var(--radius-full);
}

/* ─── Legal Body Layout ─────────────────────────────────── */
.legal-body {
  padding: 3rem 0 6rem;
}

.legal-layout {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 3rem;
  align-items: start;
}

/* ─── Table of Contents (Sidebar) ───────────────────────── */
.legal-toc {
  position: sticky;
  top: calc(var(--navbar-h) + 2rem);
  background: rgba(255,255,255,0.025);
  border: 1px solid var(--color-border-soft);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
}

.legal-toc h3 {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-muted);
  margin-bottom: 1.25rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--color-border-soft);
}

.toc-list {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
  list-style: none;
}

.toc-list a {
  display: block;
  padding: 0.45rem 0.75rem;
  font-size: 0.82rem;
  color: var(--color-text-subtle);
  text-decoration: none;
  border-radius: var(--radius-sm);
  transition: var(--transition-fast);
  font-weight: 500;
  border-left: 2px solid transparent;
}

.toc-list a:hover,
.toc-list a.active {
  color: var(--color-primary);
  background: rgba(99,102,241,0.08);
  border-left-color: var(--color-primary);
  padding-left: 1rem;
}

/* ─── Legal Content ─────────────────────────────────────── */
.legal-content {
  min-width: 0;
}

.legal-section {
  padding: 3rem 0;
  border-bottom: 1px solid var(--color-border-soft);
  scroll-margin-top: calc(var(--navbar-h) + 2rem);
}

.legal-section:last-child {
  border-bottom: none;
}

.legal-section-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  background: rgba(99,102,241,0.12);
  border: 1px solid rgba(99,102,241,0.25);
  color: var(--color-primary);
  font-size: 0.82rem;
  font-weight: 800;
  margin-bottom: 1rem;
}

.legal-section h2 {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--color-text);
  margin-bottom: 1.25rem;
}

.legal-section h3 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-text);
  margin: 1.5rem 0 0.75rem;
}

.legal-section p {
  font-size: 0.92rem;
  line-height: 1.85;
  color: var(--color-text-muted);
  margin-bottom: 1rem;
}

.legal-section p:last-child {
  margin-bottom: 0;
}

.legal-section ul,
.legal-section ol {
  margin: 1rem 0 1rem 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.legal-section ul {
  list-style: none;
}

.legal-section ul li {
  position: relative;
  padding-left: 1.25rem;
  font-size: 0.92rem;
  color: var(--color-text-muted);
  line-height: 1.75;
}

.legal-section ul li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--color-primary);
}

.legal-section ol {
  list-style: decimal;
}

.legal-section ol li {
  font-size: 0.92rem;
  color: var(--color-text-muted);
  line-height: 1.75;
  padding-left: 0.5rem;
}

/* Highlight Box */
.legal-highlight {
  padding: 1.25rem 1.5rem;
  background: rgba(99,102,241,0.07);
  border: 1px solid rgba(99,102,241,0.2);
  border-left: 3px solid var(--color-primary);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin: 1.25rem 0;
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.8;
}

.legal-highlight strong {
  color: var(--color-text);
  font-weight: 700;
}

/* Warning Box */
.legal-warning {
  padding: 1.25rem 1.5rem;
  background: rgba(251, 191, 36, 0.06);
  border: 1px solid rgba(251, 191, 36, 0.2);
  border-left: 3px solid #fbbf24;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin: 1.25rem 0;
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.8;
}

.legal-warning strong {
  color: #fbbf24;
}

/* Contact Info in Legal */
.legal-contact-box {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin-top: 1.5rem;
}

.legal-contact-item {
  padding: 1.25rem;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--color-border-soft);
  border-radius: var(--radius-md);
  transition: var(--transition-base);
  /* Fix: ngăn overflow khi text dài (email) */
  min-width: 0;
  overflow: hidden;
}

.legal-contact-item:hover {
  background: rgba(99,102,241,0.07);
  border-color: var(--color-border);
}

.legal-contact-item .icon {
  font-size: 1.2rem;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
}

.legal-contact-item h4 {
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-subtle);
  margin-bottom: 0.4rem;
}

.legal-contact-item p,
.legal-contact-item a {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  text-decoration: none;
  transition: var(--transition-fast);
  /* Fix: cho phép email dài tự xuống dòng */
  word-break: break-all;
  overflow-wrap: anywhere;
  white-space: normal;
}

.legal-contact-item a:hover {
  color: var(--color-primary);
}

/* ─── Contact Page ──────────────────────────────────────── */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 4rem;
  align-items: start;
}

.contact-info-card {
  background: rgba(255,255,255,0.025);
  border: 1px solid var(--color-border-soft);
  border-radius: var(--radius-xl);
  padding: 2.5rem;
  position: sticky;
  top: calc(var(--navbar-h) + 2rem);
}

.contact-info-card h3 {
  font-size: 1.1rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
}

.contact-info-card > p {
  font-size: 0.88rem;
  margin-bottom: 2rem;
}

.contact-info-items {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.contact-info-item {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}

.contact-info-icon {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
  border-radius: var(--radius-sm);
  background: rgba(99,102,241,0.1);
  border: 1px solid rgba(99,102,241,0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  color: var(--color-primary);
}

.contact-info-text h4 {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 0.2rem;
}

.contact-info-text p,
.contact-info-text a {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  text-decoration: none;
  transition: var(--transition-fast);
}

.contact-info-text a:hover {
  color: var(--color-primary);
}

/* Contact Form */
.contact-form-card {
  background: rgba(255,255,255,0.025);
  border: 1px solid var(--color-border-soft);
  border-radius: var(--radius-xl);
  padding: 2.5rem;
}

.contact-form-card h2 {
  font-size: 1.6rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
}

.contact-form-card > p {
  font-size: 0.9rem;
  margin-bottom: 2rem;
}

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

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-bottom: 1.25rem;
}

.form-group label {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.form-group input,
.form-group select,
.form-group textarea {
  padding: 0.85rem 1rem;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--color-border-soft);
  border-radius: var(--radius-md);
  color: var(--color-text);
  font-size: 0.9rem;
  font-family: 'Inter', sans-serif;
  transition: var(--transition-base);
  outline: none;
  resize: vertical;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--color-text-subtle);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--color-primary);
  background: rgba(99,102,241,0.05);
  box-shadow: 0 0 0 3px rgba(99,102,241,0.1);
}

.form-group select {
  cursor: pointer;
  -webkit-appearance: none;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3E%3Cpath stroke='%2364748b' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='m6 8 4 4 4-4'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.75rem center;
  background-size: 18px;
  padding-right: 2.5rem;
}

.form-group select option {
  background: var(--color-surface);
  color: var(--color-text);
}

.form-submit {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 0.5rem;
}

.form-note {
  font-size: 0.8rem;
  color: var(--color-text-subtle);
}

/* Form Success Message */
.form-success {
  display: none;
  text-align: center;
  padding: 2rem;
}

.form-success.show {
  display: block;
}

.form-success .success-icon {
  font-size: 3rem;
  color: #34d399;
  margin-bottom: 1rem;
}

/* ─── Responsive ────────────────────────────────────────── */

/* Tablet ≤ 1024px */
@media (max-width: 1024px) {
  .legal-layout {
    grid-template-columns: 1fr;
  }

  .legal-toc {
    position: static;
    display: none;
  }

  .contact-layout {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .contact-info-card {
    position: static;
  }
}

/* Mobile ≤ 768px */
@media (max-width: 768px) {
  .legal-hero {
    padding: calc(var(--navbar-h) + 2.5rem) 0 2.5rem;
  }

  .legal-hero h1 {
    font-size: clamp(1.6rem, 7vw, 2.2rem);
  }

  .legal-hero p {
    font-size: 0.9rem;
    padding: 0 0.5rem;
  }

  .legal-meta {
    font-size: 0.72rem;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.35rem;
    padding: 0.4rem 0.85rem;
    text-align: center;
  }

  .legal-body {
    padding: 2rem 0 4rem;
  }

  .legal-section {
    padding: 2rem 0;
  }

  .legal-section h2 {
    font-size: 1.2rem;
  }

  .legal-section h3 {
    font-size: 0.95rem;
  }

  .legal-section p,
  .legal-section ul li,
  .legal-section ol li {
    font-size: 0.875rem;
  }

  .legal-highlight,
  .legal-warning {
    padding: 1rem;
    font-size: 0.85rem;
  }

  .legal-contact-box {
    grid-template-columns: 1fr;
    gap: 0.75rem;
  }

  /* Contact page */
  .contact-form-card,
  .contact-info-card {
    padding: 1.5rem;
    border-radius: var(--radius-lg);
  }

  .contact-form-card h2 {
    font-size: 1.4rem;
  }

  .contact-info-items {
    gap: 1rem;
  }

  /* Form */
  .form-group input,
  .form-group select,
  .form-group textarea {
    font-size: 1rem; /* Prevent iOS zoom on focus */
    padding: 0.8rem 0.9rem;
  }

  .form-submit {
    flex-direction: column;
    align-items: stretch;
  }

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

  .form-note {
    text-align: center;
  }
}

/* Small phones ≤ 600px */
@media (max-width: 600px) {
  .form-row {
    grid-template-columns: 1fr;
  }
}

/* Extra small ≤ 480px */
@media (max-width: 480px) {
  .legal-hero {
    padding: calc(var(--navbar-h) + 1.75rem) 0 2rem;
  }

  .legal-section-num {
    width: 28px;
    height: 28px;
    font-size: 0.75rem;
  }

  .toc-list a {
    font-size: 0.78rem;
    padding: 0.4rem 0.65rem;
  }

  .contact-info-icon {
    width: 36px;
    height: 36px;
    font-size: 0.9rem;
  }
}

/* Extra small ≤ 375px */
@media (max-width: 375px) {
  .contact-form-card,
  .contact-info-card {
    padding: 1.25rem;
  }

  .legal-section h2 {
    font-size: 1.1rem;
  }

  .legal-highlight,
  .legal-warning {
    font-size: 0.82rem;
    padding: 0.85rem;
  }
}