/* Timely Landing Page — Conversion-Optimized */
/* Psychology: clarity, social proof, low-friction CTA, visual proof of product */

:root {
  --primary: #2196f3;
  --primary-dark: #1565c0;
  --primary-light: #bbdefb;
  --primary-glow: rgba(33, 150, 243, 0.15);
  --accent-orange: #ffa726;
  --accent-green: #4caf50;
  --accent-purple: #7c4dff;
  --text-primary: #1a1a2e;
  --text-secondary: #555770;
  --text-muted: #8b8da3;
  --background: #ffffff;
  --background-alt: #f7f8fc;
  --background-dark: #0f1117;
  --background-card: #ffffff;
  --border-color: #e8eaf0;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
  --shadow: 0 4px 12px rgba(0,0,0,0.08);
  --shadow-lg: 0 12px 40px rgba(0,0,0,0.12);
  --shadow-xl: 0 24px 60px rgba(0,0,0,0.15);
  --shadow-glow: 0 8px 30px rgba(33,150,243,0.25);
  --radius: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: 'Quicksand', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--background);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ============================================================
   HEADER — Sticky, minimal, strong CTA
   ============================================================ */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s, box-shadow 0.3s;
}

.header.scrolled {
  border-bottom-color: var(--border-color);
  box-shadow: 0 1px 8px rgba(0,0,0,0.06);
}

.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 0;
}

.logo-section {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.logo-icon {
  display: flex;
  align-items: center;
  justify-content: center;
}

.logo-text {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.5px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.92rem;
  transition: color 0.2s;
}

.nav-link:hover {
  color: var(--primary);
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--primary);
  color: #fff !important;
  padding: 11px 24px;
  border-radius: 10px;
  text-decoration: none;
  font-weight: 700;
  font-size: 0.92rem;
  border: none;
  cursor: pointer;
  transition: all 0.2s;
  box-shadow: 0 2px 8px rgba(33,150,243,0.25);
}

.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-1px);
  box-shadow: var(--shadow-glow);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-primary.large {
  padding: 16px 36px;
  font-size: 1.08rem;
  border-radius: 14px;
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  color: var(--text-primary);
  padding: 14px 28px;
  border-radius: 12px;
  text-decoration: none;
  font-weight: 700;
  font-size: 1rem;
  border: 2px solid var(--border-color);
  transition: all 0.2s;
  cursor: pointer;
}

.btn-secondary:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: var(--primary-glow);
}

/* Mobile menu button */
.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.mobile-menu-btn span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-primary);
  margin: 5px 0;
  border-radius: 2px;
  transition: 0.3s;
}

/* ============================================================
   HERO — Clear value prop, strong CTA, product visual
   ============================================================ */
.main-content {
  padding-top: 72px;
}

.hero {
  padding: 72px 0 100px;
  background: linear-gradient(180deg, #f0f6ff 0%, var(--background) 100%);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -200px;
  right: -200px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(33,150,243,0.06) 0%, transparent 70%);
  pointer-events: none;
}

.hero .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

/* Badge above headline */
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--primary-glow);
  border: 1px solid rgba(33,150,243,0.2);
  padding: 7px 16px;
  border-radius: 50px;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 20px;
  letter-spacing: 0.3px;
}

.hero-badge svg {
  flex-shrink: 0;
}

.hero-title {
  font-size: 3.4rem;
  font-weight: 700;
  line-height: 1.08;
  margin-bottom: 12px;
  color: var(--text-primary);
  letter-spacing: -1px;
}

.gradient-text {
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent-purple) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 1.15rem;
  color: var(--text-secondary);
  margin-bottom: 8px;
  font-weight: 500;
  max-width: 520px;
}

.hero-description {
  font-size: 1.05rem;
  color: var(--text-muted);
  margin-bottom: 32px;
  line-height: 1.7;
  max-width: 520px;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

.app-store-badge {
  display: inline-flex;
  align-items: center;
  transition: transform 0.2s, opacity 0.2s;
}

.app-store-badge:hover {
  transform: scale(1.03);
  opacity: 0.85;
}

.app-store-badge img {
  display: block;
  height: 46px;
}

/* Social proof strip below CTA */
.hero-social-proof {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

.proof-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.88rem;
  color: var(--text-muted);
  font-weight: 600;
}

.proof-item svg {
  flex-shrink: 0;
}

.proof-stars {
  display: flex;
  gap: 2px;
}

.proof-divider {
  width: 1px;
  height: 20px;
  background: var(--border-color);
}

/* ============================================================
   APP MOCKUP — Pure CSS recreation of actual product UI
   ============================================================ */
.hero-visual {
  display: flex;
  justify-content: center;
  position: relative;
}

.phone-frame {
  width: 320px;
  background: var(--background-card);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  overflow: hidden;
  border: 1px solid var(--border-color);
  position: relative;
}

.phone-notch {
  height: 28px;
  background: var(--background-card);
  display: flex;
  align-items: center;
  justify-content: center;
}

.phone-notch-inner {
  width: 80px;
  height: 6px;
  background: var(--border-color);
  border-radius: 10px;
}

/* App header inside phone */
.app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 16px 12px;
}

.app-header-left {
  display: flex;
  align-items: center;
  gap: 8px;
}

.app-logo-mini {
  width: 28px;
  height: 28px;
  background: linear-gradient(135deg, var(--primary) 0%, #1976d2 100%);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.app-logo-mini svg {
  width: 16px;
  height: 16px;
}

.app-title-mini {
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--text-primary);
}

.app-header-icons {
  display: flex;
  gap: 10px;
}

.app-header-icon {
  width: 32px;
  height: 32px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.app-header-icon.active {
  background: var(--primary);
}

.app-header-icon.active svg path {
  fill: #fff;
}

.app-header-icon svg {
  width: 18px;
  height: 18px;
}

/* Tabs */
.app-tabs {
  display: flex;
  gap: 0;
  padding: 0 16px;
  margin-bottom: 8px;
}

.app-tab {
  padding: 8px 16px;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-muted);
  position: relative;
}

.app-tab.active {
  color: var(--primary);
}

.app-tab.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 16px;
  right: 16px;
  height: 2.5px;
  background: var(--primary);
  border-radius: 2px;
}

/* Filter chips */
.app-filters {
  display: flex;
  gap: 8px;
  padding: 4px 16px 12px;
}

.app-filter {
  padding: 5px 14px;
  border-radius: 20px;
  font-size: 0.76rem;
  font-weight: 600;
  border: 1.5px solid var(--border-color);
  color: var(--text-muted);
  background: transparent;
}

.app-filter.active {
  border-color: #e8b4f8;
  color: #9c27b0;
  background: rgba(156,39,176,0.06);
}

/* Nudge cards */
.app-nudge-list {
  padding: 0 12px 12px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.nudge-card {
  background: var(--background-alt);
  border-radius: 14px;
  padding: 14px 16px;
  position: relative;
  border: 1px solid transparent;
  transition: border-color 0.3s;
}

.nudge-card:hover {
  border-color: var(--border-color);
}

.nudge-card-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
}

.nudge-due {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 0.73rem;
  font-weight: 700;
}

.nudge-due.soon {
  color: var(--accent-orange);
}

.nudge-due.today {
  color: #e53935;
}

.nudge-due svg {
  width: 13px;
  height: 13px;
}

.nudge-card-actions {
  display: flex;
  gap: 6px;
}

.nudge-card-action {
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0.4;
}

.nudge-card-action svg {
  width: 14px;
  height: 14px;
}

.nudge-card-message {
  font-size: 0.88rem;
  color: var(--text-primary);
  line-height: 1.45;
  font-weight: 500;
  margin-bottom: 10px;
}

.nudge-card-bottom {
  display: flex;
  gap: 6px;
  align-items: center;
}

.nudge-action-btn {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.nudge-action-btn.complete {
  background: var(--accent-green);
}

.nudge-action-btn.snooze {
  background: var(--accent-orange);
}

.nudge-action-btn.edit {
  background: #bdbdbd;
}

.nudge-action-btn svg {
  width: 13px;
  height: 13px;
}

.nudge-comment-btn {
  margin-left: auto;
  opacity: 0.3;
}

.nudge-comment-btn svg {
  width: 18px;
  height: 18px;
}

/* FAB button */
.app-fab {
  position: absolute;
  bottom: 16px;
  right: 16px;
  width: 50px;
  height: 50px;
  background: var(--primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(33,150,243,0.35);
}

.app-fab svg {
  width: 24px;
  height: 24px;
}

/* Create nudge overlay (second mockup state) */
.create-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0,0,0,0.3);
  backdrop-filter: blur(2px);
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 80px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s;
  border-radius: var(--radius-xl);
  z-index: 5;
}

.phone-frame.show-create .create-overlay {
  opacity: 1;
  pointer-events: auto;
}

.create-dialog {
  background: #fff;
  border-radius: 16px;
  padding: 20px;
  width: 85%;
  box-shadow: var(--shadow-xl);
  transform: translateY(10px);
  transition: transform 0.4s;
}

.phone-frame.show-create .create-dialog {
  transform: translateY(0);
}

.create-dialog-title {
  font-weight: 700;
  font-size: 0.95rem;
  margin-bottom: 4px;
  color: var(--text-primary);
}

.create-dialog-sub {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-bottom: 12px;
}

.create-dialog-input {
  background: var(--background-alt);
  border: 2px solid var(--primary-light);
  border-radius: 12px;
  padding: 14px;
  font-size: 0.85rem;
  color: var(--text-primary);
  line-height: 1.5;
  font-family: inherit;
  min-height: 70px;
  width: 100%;
}

.create-dialog-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--primary);
  color: #fff;
  padding: 8px 18px;
  border-radius: 10px;
  font-weight: 700;
  font-size: 0.82rem;
  margin-top: 10px;
  float: right;
}

.create-dialog-btn svg {
  width: 14px;
  height: 14px;
}

/* ============================================================
   ANIMATED TYPING in mockup
   ============================================================ */
.typing-cursor {
  display: inline-block;
  width: 2px;
  height: 1em;
  background: var(--primary);
  margin-left: 1px;
  animation: blink 1s step-end infinite;
  vertical-align: text-bottom;
}

@keyframes blink {
  50% { opacity: 0; }
}

/* ============================================================
   LIFECYCLE ANIMATION — Create button states & card transitions
   ============================================================ */

/* CREATE button "clicked" flash */
.create-dialog-btn.clicked {
  transform: scale(0.93);
  filter: brightness(1.15);
  transition: transform 0.15s, filter 0.15s;
}

/* CREATE button "processing" state */
.create-dialog-btn.processing {
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent-purple) 100%);
  pointer-events: none;
  opacity: 0.9;
}

/* Spinner inside button */
.create-dialog-btn .spinner {
  display: inline-block;
  width: 12px;
  height: 12px;
  border: 2px solid rgba(255,255,255,0.3);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* New nudge card — initial hidden state */
.nudge-card.nudge-card-new {
  opacity: 0;
  transform: translateY(-16px);
  max-height: 0;
  padding-top: 0;
  padding-bottom: 0;
  margin-bottom: 0;
  overflow: hidden;
  transition: opacity 0.4s ease, transform 0.4s ease, max-height 0.4s ease, padding 0.4s ease, margin 0.4s ease;
}

/* New nudge card — slide-in visible state */
.nudge-card.nudge-card-visible {
  opacity: 1;
  transform: translateY(0);
  max-height: 200px;
  padding-top: 14px;
  padding-bottom: 14px;
  margin-bottom: 10px;
  border-color: var(--primary-light);
  box-shadow: 0 0 0 2px rgba(33,150,243,0.1), var(--shadow);
}

/* New nudge card — fade-out exit */
.nudge-card.nudge-card-exit {
  opacity: 0;
  transform: translateY(-8px) scale(0.97);
  max-height: 0;
  padding-top: 0;
  padding-bottom: 0;
  margin-bottom: 0;
  transition: opacity 0.35s ease, transform 0.35s ease, max-height 0.35s ease 0.1s, padding 0.35s ease 0.1s, margin 0.35s ease 0.1s;
}

/* "For Person" badge on dynamically inserted cards */
.nudge-for-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 0.72rem;
  color: var(--text-muted);
  font-weight: 600;
  background: rgba(139,141,163,0.08);
  padding: 3px 10px;
  border-radius: 12px;
  margin-bottom: 8px;
}

.nudge-for-badge svg {
  flex-shrink: 0;
}

/* ============================================================
   SOCIAL PROOF BANNER
   ============================================================ */
.social-proof-banner {
  padding: 48px 0;
  background: var(--background);
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
}

.proof-grid {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 48px;
  flex-wrap: wrap;
}

.proof-stat {
  text-align: center;
}

.proof-stat-number {
  font-size: 2rem;
  font-weight: 700;
  color: var(--primary);
  line-height: 1.2;
}

.proof-stat-label {
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 600;
}

.proof-sep {
  width: 1px;
  height: 40px;
  background: var(--border-color);
}

/* ============================================================
   HOW IT WORKS — Three steps with demo
   ============================================================ */
.how-it-works {
  padding: 100px 0;
  background: var(--background);
}

.section-header {
  text-align: center;
  margin-bottom: 56px;
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: 12px;
}

.section-title {
  font-size: 2.4rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 14px;
  letter-spacing: -0.5px;
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 560px;
  margin: 0 auto;
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.step-card {
  text-align: center;
  padding: 40px 28px;
  background: var(--background-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  position: relative;
  transition: transform 0.25s, box-shadow 0.25s;
}

.step-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.step-number {
  position: absolute;
  top: -16px;
  left: 50%;
  transform: translateX(-50%);
  width: 32px;
  height: 32px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent-purple) 100%);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.85rem;
  box-shadow: 0 4px 12px rgba(33,150,243,0.3);
}

.step-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 20px;
  background: var(--primary-glow);
  border-radius: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.step-card h4 {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--text-primary);
}

.step-card p {
  color: var(--text-secondary);
  font-size: 0.92rem;
  line-height: 1.6;
}

/* Connector lines between steps */
.steps-grid .step-card:not(:last-child)::after {
  content: '';
  position: absolute;
  top: 50%;
  right: -16px;
  width: 32px;
  height: 2px;
  background: linear-gradient(90deg, var(--primary-light) 0%, transparent 100%);
}

/* ============================================================
   PRODUCT SHOWCASE — Feature panels with mockups
   ============================================================ */
.showcase {
  padding: 100px 0;
  background: var(--background-alt);
}

.showcase-item {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  margin-bottom: 80px;
}

.showcase-item:last-child {
  margin-bottom: 0;
}

.showcase-item.reverse {
  direction: rtl;
}

.showcase-item.reverse > * {
  direction: ltr;
}

.showcase-text {
  max-width: 480px;
}

.showcase-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 12px;
  padding: 5px 12px;
  background: var(--primary-glow);
  border-radius: 20px;
}

.showcase-title {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 14px;
  letter-spacing: -0.3px;
  line-height: 1.2;
}

.showcase-desc {
  font-size: 1.02rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 20px;
}

.showcase-bullets {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.showcase-bullets li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.95rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.showcase-bullets li svg {
  flex-shrink: 0;
  margin-top: 2px;
}

/* Showcase mockup panels */
.showcase-visual {
  display: flex;
  justify-content: center;
}

/* Chat mockup (dark theme) */
.chat-mockup {
  width: 320px;
  background: #1a1a2e;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  border: 1px solid rgba(255,255,255,0.08);
}

.chat-mockup .chat-header {
  padding: 16px;
}

.chat-nudge-card {
  background: rgba(255,255,255,0.06);
  border-radius: 14px;
  padding: 14px 16px;
  margin-bottom: 4px;
}

.chat-nudge-due {
  font-size: 0.73rem;
  color: var(--accent-orange);
  font-weight: 700;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 5px;
}

.chat-nudge-due svg {
  width: 13px;
  height: 13px;
}

.chat-nudge-text {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.9);
  line-height: 1.45;
  font-weight: 500;
  margin-bottom: 6px;
}

.chat-nudge-for {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 0.72rem;
  color: rgba(255,255,255,0.5);
  font-weight: 600;
  background: rgba(255,255,255,0.06);
  padding: 3px 10px;
  border-radius: 12px;
}

.chat-nudge-for svg {
  width: 12px;
  height: 12px;
}

.chat-messages {
  padding: 12px 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.chat-bubble {
  max-width: 80%;
  padding: 10px 14px;
  border-radius: 16px;
  font-size: 0.82rem;
  font-weight: 500;
  line-height: 1.4;
}

.chat-bubble.sent {
  background: var(--primary);
  color: #fff;
  align-self: flex-end;
  border-bottom-right-radius: 4px;
}

.chat-bubble.received {
  background: var(--accent-green);
  color: #fff;
  align-self: flex-start;
  border-bottom-left-radius: 4px;
}

.chat-bubble.received-alt {
  background: #00bcd4;
  color: #fff;
  align-self: flex-start;
  border-bottom-left-radius: 4px;
}

.chat-bubble-label {
  font-size: 0.65rem;
  font-weight: 700;
  color: rgba(255,255,255,0.4);
  margin-bottom: 4px;
}

.chat-input-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  border-top: 1px solid rgba(255,255,255,0.06);
}

.chat-input {
  flex: 1;
  background: rgba(255,255,255,0.06);
  border: none;
  border-radius: 20px;
  padding: 10px 16px;
  color: rgba(255,255,255,0.4);
  font-size: 0.82rem;
  font-family: inherit;
}

.chat-send-btn {
  width: 32px;
  height: 32px;
  background: var(--primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.chat-send-btn svg {
  width: 14px;
  height: 14px;
}

/* ============================================================
   FEATURES GRID
   ============================================================ */
.features {
  padding: 100px 0;
  background: var(--background);
}

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

.feature-card {
  padding: 32px 28px;
  background: var(--background-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  transition: transform 0.25s, box-shadow 0.25s, border-color 0.25s;
}

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

.feature-icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
}

.feature-icon.blue { background: rgba(33,150,243,0.1); }
.feature-icon.orange { background: rgba(255,167,38,0.1); }
.feature-icon.green { background: rgba(76,175,80,0.1); }
.feature-icon.purple { background: rgba(124,77,255,0.1); }
.feature-icon.red { background: rgba(229,57,53,0.1); }
.feature-icon.teal { background: rgba(0,188,212,0.1); }

.feature-card h4 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--text-primary);
}

.feature-card p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.6;
}

/* ============================================================
   CASE STUDIES
   ============================================================ */
.case-studies {
  padding: 100px 0;
  background: var(--background);
}

.case-studies-grid {
  display: flex;
  flex-direction: column;
  gap: 32px;
  max-width: 900px;
  margin: 0 auto;
}

.case-study-card {
  background: var(--background-card);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  border: 1px solid var(--border-color);
  transition: transform 0.25s, box-shadow 0.25s;
}

.case-study-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.case-study-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 24px;
}

.case-study-avatar {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.4rem;
  color: #fff;
  flex-shrink: 0;
}

.case-study-meta {
  flex: 1;
}

.case-study-name {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 2px;
}

.case-study-title {
  font-size: 0.88rem;
  color: var(--text-muted);
  font-weight: 600;
}

.case-study-content {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.case-study-content p {
  font-size: 0.96rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

.case-study-content strong {
  color: var(--primary);
  font-weight: 700;
  display: block;
  margin-bottom: 6px;
}

.case-study-problem {
  padding-left: 20px;
  border-left: 3px solid #e53935;
}

.case-study-solution {
  padding-left: 20px;
  border-left: 3px solid var(--primary);
}

.case-study-result {
  padding-left: 20px;
  border-left: 3px solid var(--accent-green);
  margin-bottom: 0;
}

/* ============================================================
   TESTIMONIALS
   ============================================================ */
.testimonials {
  padding: 100px 0;
  background: var(--background-alt);
}

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

.testimonial-card {
  background: var(--background-card);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  border: 1px solid var(--border-color);
  position: relative;
}

.testimonial-stars {
  display: flex;
  gap: 3px;
  margin-bottom: 16px;
}

.testimonial-text {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 20px;
  font-style: italic;
}

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

.testimonial-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.85rem;
  color: #fff;
}

.testimonial-name {
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--text-primary);
}

.testimonial-role {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-weight: 500;
}

/* ============================================================
   FAQ SECTION
   ============================================================ */
.faq {
  padding: 100px 0;
  background: var(--background);
}

.faq-grid {
  max-width: 720px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  background: var(--background-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color 0.2s;
}

.faq-item.open {
  border-color: var(--primary-light);
}

.faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 24px;
  cursor: pointer;
  user-select: none;
  gap: 16px;
}

.faq-question h4 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
}

.faq-chevron {
  flex-shrink: 0;
  transition: transform 0.3s;
}

.faq-item.open .faq-chevron {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease;
}

.faq-answer-inner {
  padding: 0 24px 20px;
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ============================================================
   FINAL CTA
   ============================================================ */
.final-cta {
  padding: 100px 0;
  background: linear-gradient(135deg, #1a1a2e 0%, #0f1117 100%);
  position: relative;
  overflow: hidden;
}

.final-cta::before {
  content: '';
  position: absolute;
  top: -300px;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(33,150,243,0.12) 0%, transparent 60%);
  pointer-events: none;
}

.final-cta-content {
  text-align: center;
  position: relative;
  z-index: 1;
  max-width: 640px;
  margin: 0 auto;
}

.final-cta-title {
  font-size: 2.6rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 16px;
  letter-spacing: -0.5px;
  line-height: 1.15;
}

.final-cta-subtitle {
  font-size: 1.12rem;
  color: rgba(255,255,255,0.65);
  margin-bottom: 36px;
  line-height: 1.6;
}

.final-cta-actions {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 16px;
  margin-bottom: 32px;
  flex-wrap: wrap;
}

.btn-white {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #fff;
  color: var(--text-primary) !important;
  padding: 16px 36px;
  border-radius: 14px;
  text-decoration: none;
  font-weight: 700;
  font-size: 1.08rem;
  transition: all 0.2s;
  box-shadow: 0 4px 16px rgba(0,0,0,0.2);
}

.btn-white:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.3);
}

.final-cta-benefits {
  display: flex;
  justify-content: center;
  gap: 28px;
  flex-wrap: wrap;
}

.cta-benefit {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 0.88rem;
  color: rgba(255,255,255,0.55);
  font-weight: 600;
}

.cta-benefit svg {
  flex-shrink: 0;
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  padding: 40px 0;
  background: var(--background);
  border-top: 1px solid var(--border-color);
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.footer-logo .logo-text {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
}

.footer-links {
  display: flex;
  gap: 24px;
}

.footer-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.9rem;
  transition: color 0.2s;
}

.footer-links a:hover {
  color: var(--primary);
}

.footer-bottom {
  text-align: center;
  padding-top: 24px;
  border-top: 1px solid var(--border-color);
}

.footer-bottom p {
  color: var(--text-muted);
  font-size: 0.85rem;
}

/* ============================================================
   ANIMATIONS
   ============================================================ */
.fade-up {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

.fade-up-delay-1 { transition-delay: 0.1s; }
.fade-up-delay-2 { transition-delay: 0.2s; }
.fade-up-delay-3 { transition-delay: 0.3s; }

/* Floating animation for phone mockup */
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

.phone-frame {
  animation: float 6s ease-in-out infinite;
}

/* Pulse glow on CTA */
@keyframes pulse-glow {
  0%, 100% { box-shadow: 0 2px 8px rgba(33,150,243,0.25); }
  50% { box-shadow: 0 4px 20px rgba(33,150,243,0.45); }
}

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

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
  .hero .container {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-content { order: 1; }
  .hero-visual { order: 2; }

  .hero-subtitle,
  .hero-description {
    margin-left: auto;
    margin-right: auto;
  }

  .hero-actions {
    justify-content: center;
  }

  .hero-social-proof {
    justify-content: center;
  }

  .steps-grid {
    grid-template-columns: 1fr;
    max-width: 420px;
    margin: 0 auto;
  }

  .steps-grid .step-card::after {
    display: none;
  }

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

  .showcase-item {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .showcase-item.reverse {
    direction: ltr;
  }

  .showcase-text {
    max-width: 100%;
    margin: 0 auto;
  }

  .showcase-bullets {
    align-items: center;
  }

  .testimonials-grid {
    grid-template-columns: 1fr;
    max-width: 480px;
    margin: 0 auto;
  }

  .case-studies-grid {
    gap: 24px;
  }

  .case-study-card {
    padding: 28px 24px;
  }
}

@media (max-width: 768px) {
  .hero-title {
    font-size: 2.4rem;
  }

  .section-title {
    font-size: 1.9rem;
  }

  .nav-links .nav-link:not(.btn-primary) {
    display: none;
  }

  .mobile-menu-btn {
    display: block;
  }

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

  .hero-actions {
    flex-direction: column;
    align-items: center;
  }

  .hero-social-proof {
    flex-direction: column;
    gap: 8px;
  }

  .proof-divider {
    display: none;
  }

  .footer-content {
    flex-direction: column;
    gap: 20px;
  }

  .final-cta-title {
    font-size: 2rem;
  }

  .final-cta-benefits {
    flex-direction: column;
    align-items: center;
    gap: 12px;
  }

  .proof-grid {
    gap: 24px;
  }

  .proof-sep {
    display: none;
  }

  .phone-frame {
    width: 280px;
  }

  .chat-mockup {
    width: 280px;
  }

  .case-study-header {
    flex-direction: column;
    text-align: center;
    align-items: center;
  }

  .case-study-content p {
    font-size: 0.92rem;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 2rem;
  }

  .container {
    padding: 0 16px;
  }

  .hero {
    padding: 48px 0 64px;
  }

  .phone-frame {
    width: 260px;
  }
}