/* deekte (دیکته) Marketing — Farsi voice keyboard. Blue icon palette, purple accent. */
:root {
  --dk-bg: #f5f9fd;
  --dk-bg-warm: #fbfdff;
  --dk-bg-card: #ffffff;
  --dk-blue: #1873c4;
  --dk-blue-soft: #2f93e0;
  --dk-blue-deep: #0f5694;
  --dk-blue-pale: rgba(24, 115, 196, 0.08);
  --dk-blue-pale-2: rgba(24, 115, 196, 0.16);
  --dk-purple: #7c2eeb;
  --dk-purple-soft: #9e2ed1;
  --dk-purple-pale: rgba(124, 46, 235, 0.10);
  --dk-amber: #ff9f1c;
  --dk-amber-pale: rgba(255, 159, 28, 0.14);
  --dk-text: #112236;
  --dk-text-muted: #51637a;
  --dk-border: rgba(24, 115, 196, 0.14);
  --dk-radius: 20px;
  --dk-radius-sm: 12px;
  --dk-font: 'DM Sans', sans-serif;
  --dk-font-display: 'Fraunces', serif;
  --dk-font-fa: 'Vazirmatn', 'DM Sans', sans-serif;
  --dk-ease: cubic-bezier(0.33, 1, 0.68, 1);
  --dk-shadow: 0 4px 24px rgba(24, 115, 196, 0.07);
  --dk-shadow-hover: 0 12px 40px rgba(24, 115, 196, 0.13);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--dk-font);
  background: var(--dk-bg);
  color: var(--dk-text);
  line-height: 1.65;
  overflow-x: hidden;
}

.dk-fa { font-family: var(--dk-font-fa); direction: rtl; }

/* Soft gradient background */
.dk-bg {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background:
    radial-gradient(ellipse 100% 80% at 50% -10%, var(--dk-blue-pale) 0%, transparent 50%),
    radial-gradient(ellipse 80% 60% at 82% 45%, var(--dk-purple-pale) 0%, transparent 45%),
    linear-gradient(180deg, var(--dk-bg) 0%, var(--dk-bg-warm) 100%);
}

/* Nav */
.dk-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 1rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(245, 249, 253, 0.9);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--dk-border);
  transition: background 0.3s var(--dk-ease);
}

.dk-nav.scrolled { background: rgba(255, 255, 255, 0.95); }

.dk-nav-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
  color: var(--dk-text);
  font-weight: 700;
  font-size: 1.05rem;
}

.dk-nav-logo img { width: 28px; height: 28px; border-radius: 8px; }

.dk-nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}

.dk-nav-links a {
  color: var(--dk-text-muted);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  transition: color 0.2s;
}

.dk-nav-links a:hover { color: var(--dk-blue); }

.dk-nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.dk-nav-toggle span {
  width: 22px;
  height: 2px;
  background: var(--dk-blue);
  border-radius: 1px;
  transition: transform 0.3s var(--dk-ease), opacity 0.3s;
}

.dk-nav.open .dk-nav-toggle span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.dk-nav.open .dk-nav-toggle span:nth-child(2) { opacity: 0; }
.dk-nav.open .dk-nav-toggle span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 768px) {
  .dk-nav-toggle { display: flex; }
  .dk-nav-links {
    position: fixed;
    top: 57px;
    left: 0;
    right: 0;
    flex-direction: column;
    padding: 1.5rem;
    background: var(--dk-bg-card);
    border-bottom: 1px solid var(--dk-border);
    gap: 1rem;
    transform: translateY(-100%);
    opacity: 0;
    pointer-events: none;
    transition: transform 0.3s var(--dk-ease), opacity 0.3s;
    box-shadow: var(--dk-shadow);
  }
  .dk-nav.open .dk-nav-links {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }
}

/* Sections */
.dk-section {
  position: relative;
  z-index: 1;
  max-width: 960px;
  margin: 0 auto;
  padding: 4rem 1.5rem;
}

.dk-section-tag {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--dk-blue);
  margin-bottom: 0.75rem;
}

.dk-section-title {
  font-family: var(--dk-font-display);
  font-size: clamp(1.85rem, 4.5vw, 2.75rem);
  font-weight: 600;
  line-height: 1.2;
  color: var(--dk-text);
  margin-bottom: 1rem;
}

.dk-section-subtitle {
  font-size: 1.1rem;
  color: var(--dk-text-muted);
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

/* Hero */
.dk-hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 88px;
  padding-bottom: 4rem;
}

.dk-hero-inner {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 3rem;
  align-items: center;
}

@media (max-width: 900px) {
  .dk-hero-inner { grid-template-columns: 1fr; text-align: center; }
  .dk-hero-actions { justify-content: center; }
  .dk-hero-visual { order: -1; }
}

.dk-hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 0.9rem;
  background: var(--dk-blue-pale);
  border-radius: 999px;
  font-size: 0.85rem;
  color: var(--dk-blue);
  margin-bottom: 1.25rem;
  animation: dk-fade-up 0.9s var(--dk-ease) backwards;
}

.dk-hero-badge img { width: 22px; height: 22px; border-radius: 6px; }

.dk-hero-title {
  font-family: var(--dk-font-display);
  font-size: clamp(2.25rem, 5.5vw, 3.25rem);
  font-weight: 600;
  line-height: 1.15;
  color: var(--dk-text);
  margin-bottom: 0.75rem;
  animation: dk-fade-up 0.9s var(--dk-ease) 0.08s backwards;
}

.dk-hero-title span {
  color: var(--dk-blue);
  font-style: italic;
}

.dk-hero-fa {
  font-family: var(--dk-font-fa);
  direction: rtl;
  font-size: 1.35rem;
  font-weight: 500;
  color: var(--dk-purple);
  margin-bottom: 1rem;
  animation: dk-fade-up 0.9s var(--dk-ease) 0.12s backwards;
}

.dk-hero-desc {
  font-size: 1.15rem;
  color: var(--dk-text-muted);
  max-width: 460px;
  margin-bottom: 1.75rem;
  animation: dk-fade-up 0.9s var(--dk-ease) 0.16s backwards;
}

.dk-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  animation: dk-fade-up 0.9s var(--dk-ease) 0.24s backwards;
}

.dk-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 1.4rem;
  border-radius: var(--dk-radius-sm);
  font-family: var(--dk-font);
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  transition: transform 0.25s var(--dk-ease), box-shadow 0.25s, background 0.25s, color 0.25s;
  border: none;
  cursor: pointer;
}

.dk-btn-primary {
  background: linear-gradient(135deg, var(--dk-blue-soft) 0%, var(--dk-blue) 60%, var(--dk-blue-deep) 100%);
  color: #fff;
  box-shadow: 0 4px 20px rgba(24, 115, 196, 0.28);
}

.dk-btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(24, 115, 196, 0.36);
}

.dk-btn-secondary {
  background: var(--dk-bg-card);
  color: var(--dk-blue);
  border: 1px solid var(--dk-border);
}

.dk-btn-secondary:hover {
  background: var(--dk-blue-pale);
  border-color: var(--dk-blue-pale-2);
  transform: translateY(-2px);
}

.dk-hero-visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  animation: dk-fade-up 1s var(--dk-ease) 0.15s backwards;
}

.dk-hero-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 320px;
  height: 320px;
  background: radial-gradient(circle, var(--dk-blue-pale-2) 0%, var(--dk-purple-pale) 45%, transparent 70%);
  border-radius: 50%;
  filter: blur(50px);
  pointer-events: none;
}

.dk-hero-icon {
  position: relative;
  width: clamp(180px, 42vw, 240px);
  height: auto;
  border-radius: 24%;
  box-shadow: 0 24px 60px rgba(15, 86, 148, 0.32), 0 0 0 1px rgba(255, 255, 255, 0.4);
}

@keyframes dk-fade-up {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

/* What is deekte */
.dk-intro { padding: 5rem 1.5rem; }

.dk-intro p {
  font-size: 1.1rem;
  color: var(--dk-text-muted);
  margin-bottom: 1.25rem;
  max-width: 680px;
}

.dk-intro p:last-of-type { margin-bottom: 0; }

/* How it works */
.dk-steps {
  padding: 5rem 1.5rem;
  background: var(--dk-blue-pale);
  border-radius: var(--dk-radius);
  margin: 0 1.5rem;
  max-width: 960px;
  margin-left: auto;
  margin-right: auto;
}

.dk-steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 2rem;
}

@media (max-width: 768px) {
  .dk-steps-grid { grid-template-columns: 1fr; }
}

.dk-step {
  background: var(--dk-bg-card);
  border: 1px solid var(--dk-border);
  border-radius: var(--dk-radius);
  padding: 1.75rem;
  text-align: center;
}

.dk-step-num {
  width: 40px;
  height: 40px;
  margin: 0 auto 1rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--dk-font-display);
  font-weight: 600;
  font-size: 1.1rem;
  color: #fff;
  background: linear-gradient(135deg, var(--dk-blue-soft), var(--dk-blue-deep));
}

.dk-step-title {
  font-family: var(--dk-font-display);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--dk-text);
  margin-bottom: 0.4rem;
}

.dk-step-desc {
  font-size: 0.95rem;
  color: var(--dk-text-muted);
  line-height: 1.6;
}

/* Features grid */
.dk-features { padding: 5rem 1.5rem; }

.dk-features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.25rem;
  margin-top: 2rem;
}

.dk-feature-card {
  background: var(--dk-bg-card);
  border: 1px solid var(--dk-border);
  border-radius: var(--dk-radius);
  padding: 1.5rem;
  transition: transform 0.3s var(--dk-ease), box-shadow 0.3s, border-color 0.3s;
  opacity: 0;
  transform: translateY(16px);
}

.dk-feature-card.visible {
  opacity: 1;
  transform: translateY(0);
}

.dk-feature-card.visible:nth-child(1) { transition-delay: 0s; }
.dk-feature-card.visible:nth-child(2) { transition-delay: 0.04s; }
.dk-feature-card.visible:nth-child(3) { transition-delay: 0.08s; }
.dk-feature-card.visible:nth-child(4) { transition-delay: 0.12s; }
.dk-feature-card.visible:nth-child(5) { transition-delay: 0.16s; }
.dk-feature-card.visible:nth-child(6) { transition-delay: 0.2s; }
.dk-feature-card.visible:nth-child(7) { transition-delay: 0.24s; }

.dk-feature-card:hover {
  border-color: var(--dk-blue-pale-2);
  transform: translateY(-3px);
  box-shadow: var(--dk-shadow-hover);
}

.dk-feature-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  margin-bottom: 1rem;
  background: var(--dk-blue-pale);
  color: var(--dk-blue);
}

.dk-feature-card:nth-child(even) .dk-feature-icon {
  background: var(--dk-purple-pale);
  color: var(--dk-purple);
}

.dk-feature-title {
  font-family: var(--dk-font-display);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--dk-text);
  margin-bottom: 0.4rem;
}

.dk-feature-desc {
  font-size: 0.95rem;
  color: var(--dk-text-muted);
  line-height: 1.6;
}

/* Plans */
.dk-plans { padding: 5rem 1.5rem; }

.dk-plans-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 2rem;
  max-width: 880px;
  margin-left: auto;
  margin-right: auto;
}

@media (max-width: 768px) {
  .dk-plans-grid { grid-template-columns: 1fr; }
}

.dk-plan {
  background: var(--dk-bg-card);
  border: 1px solid var(--dk-border);
  border-radius: var(--dk-radius);
  padding: 1.75rem;
  text-align: center;
  transition: border-color 0.3s, box-shadow 0.3s, transform 0.3s var(--dk-ease);
  opacity: 0;
  transform: translateY(12px);
}

.dk-plan.visible {
  opacity: 1;
  transform: translateY(0);
}

.dk-plan.visible:nth-child(1) { transition-delay: 0s; }
.dk-plan.visible:nth-child(2) { transition-delay: 0.08s; }
.dk-plan.visible:nth-child(3) { transition-delay: 0.16s; }

.dk-plan:hover {
  border-color: var(--dk-blue-pale-2);
  box-shadow: var(--dk-shadow);
}

.dk-plan.featured {
  border-color: var(--dk-blue);
  background: var(--dk-blue-pale);
  box-shadow: 0 8px 32px rgba(24, 115, 196, 0.14);
}

.dk-plan-name {
  font-family: var(--dk-font-display);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--dk-text);
  margin-bottom: 0.25rem;
}

.dk-plan-price {
  font-family: var(--dk-font-display);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--dk-blue);
  margin-bottom: 0.1rem;
}

.dk-plan-price span {
  font-family: var(--dk-font);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--dk-text-muted);
}

.dk-plan-desc {
  font-size: 0.9rem;
  color: var(--dk-text-muted);
  margin-bottom: 1rem;
}

.dk-plan-features {
  list-style: none;
  text-align: left;
  font-size: 0.9rem;
  color: var(--dk-text-muted);
  line-height: 1.9;
}

.dk-plan-features li {
  padding-left: 1.25rem;
  position: relative;
}

.dk-plan-features li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--dk-blue);
}

.dk-plan-badge {
  display: inline-block;
  margin-bottom: 0.75rem;
  padding: 0.2rem 0.7rem;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  background: var(--dk-purple-pale);
  color: var(--dk-purple);
}

/* Privacy & safety */
.dk-privacy {
  padding: 4rem 1.5rem;
  background: var(--dk-purple-pale);
  margin: 0 1.5rem;
  border-radius: var(--dk-radius);
  max-width: 960px;
  margin-left: auto;
  margin-right: auto;
}

.dk-privacy p {
  font-size: 1rem;
  color: var(--dk-text-muted);
  margin-bottom: 1rem;
  max-width: 680px;
}

.dk-privacy p:last-of-type { margin-bottom: 0; }

.dk-privacy a {
  color: var(--dk-purple);
  font-weight: 500;
  text-decoration: none;
}

.dk-privacy a:hover { text-decoration: underline; }

.dk-privacy-points {
  list-style: none;
  margin: 1.25rem 0 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.6rem 1.5rem;
}

@media (max-width: 600px) {
  .dk-privacy-points { grid-template-columns: 1fr; }
}

.dk-privacy-points li {
  position: relative;
  padding-left: 1.6rem;
  font-size: 0.95rem;
  color: var(--dk-text-muted);
}

.dk-privacy-points li i {
  position: absolute;
  left: 0;
  top: 0.25rem;
  color: var(--dk-purple);
}

/* Download CTA */
.dk-download {
  padding: 5rem 1.5rem;
  text-align: center;
}

.dk-download-box {
  max-width: 520px;
  margin: 0 auto;
  padding: 2.5rem 2rem;
  background: var(--dk-bg-card);
  border: 1px solid var(--dk-border);
  border-radius: var(--dk-radius);
  box-shadow: var(--dk-shadow);
}

.dk-download .dk-section-title { margin-bottom: 0.5rem; }

.dk-download .dk-section-subtitle {
  margin-left: auto;
  margin-right: auto;
  margin-bottom: 1.5rem;
}

.dk-download-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem;
}

/* Footer */
.dk-footer {
  padding: 2rem 1.5rem;
  border-top: 1px solid var(--dk-border);
  text-align: center;
  background: var(--dk-bg-card);
}

.dk-footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 1rem;
}

.dk-footer a {
  color: var(--dk-text-muted);
  text-decoration: none;
  font-size: 0.9rem;
  transition: color 0.2s;
}

.dk-footer a:hover { color: var(--dk-blue); }

.dk-footer-copy,
.dk-footer-disclaimer {
  font-size: 0.85rem;
  color: var(--dk-text-muted);
  margin-top: 0.5rem;
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
}

.dk-footer-disclaimer { margin-top: 0.75rem; }

/* Privacy policy document */
.dk-privacy-doc { max-width: 720px; margin: 0 auto; padding: 2rem 1.5rem 4rem; }
.dk-privacy-doc h1 { font-family: var(--dk-font-display); font-size: 1.85rem; font-weight: 700; color: var(--dk-text); margin-bottom: 0.5rem; }
.dk-privacy-doc .meta { font-size: 0.9rem; color: var(--dk-text-muted); margin-bottom: 2rem; }
.dk-privacy-doc .intro { font-size: 1.05rem; color: var(--dk-text-muted); line-height: 1.75; margin-bottom: 2rem; }
.dk-privacy-doc h2 { font-family: var(--dk-font-display); font-size: 1.3rem; font-weight: 600; color: var(--dk-text); margin-top: 2.25rem; margin-bottom: 0.75rem; }
.dk-privacy-doc p, .dk-privacy-doc li { font-size: 1rem; color: var(--dk-text-muted); line-height: 1.75; margin-bottom: 0.75rem; }
.dk-privacy-doc ul { margin: 0.5rem 0 1rem 1.25rem; padding: 0; }
.dk-privacy-doc ul li { margin-bottom: 0.4rem; }
.dk-privacy-doc strong { color: var(--dk-text); }
.dk-privacy-doc a { color: var(--dk-blue); font-weight: 500; text-decoration: none; }
.dk-privacy-doc a:hover { text-decoration: underline; }
.dk-privacy-doc .last-updated { margin-top: 2.5rem; font-size: 0.9rem; color: var(--dk-text-muted); font-style: italic; }