/* ============================================================
   Quick Wa Link — Design System & Shared Styles
   Author: Godlove Tikum (@godlovtikum)
   ============================================================ */

/* ── Google Fonts ─────────────────────────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=Syne:wght@400;600;700;800&family=Plus+Jakarta+Sans:ital,wght@0,300;0,400;0,500;0,600;1,400&display=swap');

/* ── CSS Custom Properties ───────────────────────────────── */
:root {
  /* Brand */
  --green-50:  #e8fdf2;
  --green-100: #c3f9da;
  --green-400: #34d973;
  --green-500: #25d366;
  --green-600: #1db954;
  --green-700: #128c7e;
  --green-800: #075e54;
  --green-900: #054d42;

  /* Surface */
  --bg-base:    #0b1215;
  --bg-raised:  #111a1e;
  --bg-overlay: #172028;
  --surface-1:  #1c2a31;
  --surface-2:  #243440;
  --surface-3:  #2d404e;

  /* Text */
  --text-primary:   #f0f6f4;
  --text-secondary: #a8bfba;
  --text-muted:     #5e7a74;
  --text-inverse:   #0b1215;

  /* Border */
  --border-subtle: rgba(255,255,255,0.06);
  --border-mid:    rgba(255,255,255,0.12);
  --border-strong: rgba(255,255,255,0.22);

  /* Glow */
  --glow-green:  rgba(37, 211, 102, 0.20);
  --glow-teal:   rgba(18, 140, 126, 0.20);

  /* Typography */
  --font-display: 'Syne', sans-serif;
  --font-body:    'Plus Jakarta Sans', sans-serif;

  /* Radius */
  --radius-sm:  6px;
  --radius-md:  12px;
  --radius-lg:  20px;
  --radius-xl:  28px;
  --radius-full: 9999px;

  /* Shadow */
  --shadow-sm:  0 1px 3px rgba(0,0,0,0.3);
  --shadow-md:  0 4px 16px rgba(0,0,0,0.4);
  --shadow-lg:  0 12px 40px rgba(0,0,0,0.5);
  --shadow-glow: 0 0 30px var(--glow-green);

  /* Spacing scale */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;

  /* Transitions */
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --transition-fast: 150ms var(--ease-out);
  --transition-mid:  300ms var(--ease-out);
  --transition-slow: 600ms var(--ease-out);

  /* Layout */
  --header-height: 72px;
  --max-width: 1200px;
  --content-width: 760px;
}

/* ── Light Mode — overrides applied via data-theme="light" on <html> ─ */
[data-theme="light"] {
  --bg-base:    #f2f8f5;
  --bg-raised:  #ffffff;
  --bg-overlay: #e8f4ef;
  --surface-1:  #daeee7;
  --surface-2:  #cbe4db;
  --surface-3:  #b9d9ce;

  --text-primary:   #0b1a17;
  --text-secondary: #2a4f47;
  --text-muted:     #5e8c82;
  --text-inverse:   #f0f6f4;

  --border-subtle: rgba(0,0,0,0.08);
  --border-mid:    rgba(0,0,0,0.14);
  --border-strong: rgba(0,0,0,0.24);

  --glow-green:  rgba(37, 211, 102, 0.92);
  --glow-teal:   rgba(18, 140, 126, 0.12);

  --shadow-sm:   0 1px 3px  rgba(0,0,0,0.07);
  --shadow-md:   0 4px 16px rgba(0,0,0,0.09);
  --shadow-lg:   0 12px 40px rgba(0,0,0,0.12);
  --shadow-glow: 0 0 30px var(--glow-green);
}

[data-theme="light"] .site-header {
  background: rgba(242, 248, 245, 0.88);
}

[data-theme="light"] .site-header.scrolled {
  background: rgba(242, 248, 245, 0.97);
}

/* ── Theme Toggle Button ─────────────────────────────────── */
.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: var(--surface-1);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  flex-shrink: 0;
  transition:
    background var(--transition-fast),
    color var(--transition-fast),
    border-color var(--transition-fast);
}

.theme-toggle:hover {
  background: var(--surface-2);
  border-color: var(--border-mid);
  color: var(--text-primary);
}

.theme-toggle:focus-visible {
  outline: 2px solid var(--green-400);
  outline-offset: 3px;
}

/* Dark mode default → show sun ("tap to go light") */
.theme-toggle .icon-moon { display: none; }
.theme-toggle .icon-sun  { display: block; }

/* Light mode → show moon ("tap to go dark") */
[data-theme="light"] .theme-toggle .icon-moon { display: block; }
[data-theme="light"] .theme-toggle .icon-sun  { display: none; }

/* ── Utility — visibility (toggled by JS) ────────────────── */
.is-hidden { display: none !important; }

/* ── Utility — full-width centred button ────────────────── */
.btn-full {
  width: 100%;
  justify-content: center;
}

/* ── Utility — centred section label / title ─────────────── */
.section-label--center { justify-content: center; }
.section-title--center { text-align: center; }

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 1rem);
  -webkit-text-size-adjust: 100%;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  background-color: var(--bg-base);
  color: var(--text-primary);
  line-height: 1.65;
  min-height: 100dvh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
ul, ol { list-style: none; }
input, textarea, select {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
}

/* ── Skip Navigation ─────────────────────────────────────── */
.skip-link {
  position: fixed;
  top: -100px;
  left: var(--space-4);
  z-index: 10000;
  padding: var(--space-3) var(--space-6);
  background: var(--green-500);
  color: var(--text-inverse);
  font-weight: 700;
  font-size: 0.875rem;
  border-radius: var(--radius-md);
  transition: top var(--transition-fast);
}
.skip-link:focus {
  top: var(--space-4);
  outline: 3px solid var(--green-400);
  outline-offset: 2px;
}

/* ── Visually Hidden ─────────────────────────────────────── */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  clip-path: inset(50%);
  white-space: nowrap;
}

/* ── Layout Containers ───────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: var(--space-6);
}

@media (max-width: 600px) {
  .container { padding-inline: var(--space-4); }
}

/* ── Header / Navigation ─────────────────────────────────── */
.site-header {
  padding-top: var(--space-6);
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  z-index: 1000;
  background: rgba(11, 18, 21, 0.85);
  border-bottom: 1px solid var(--border-subtle);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  transition: background var(--transition-mid), border-color var(--transition-mid);
}

.site-header.scrolled {
  background: rgba(11, 18, 21, 0.95);
  border-color: var(--border-mid);
}

.header-inner {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  height: 100%;
}

.header-brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-shrink: 0;
  text-decoration: none;
}

.brand-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  flex-shrink: 0;
}

.brand-text {
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.brand-name {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.2;
}

.brand-tagline {
  font-size: 0.68rem;
  font-weight: 400;
  color: var(--text-muted);
  line-height: 1;
  letter-spacing: 0.02em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  margin-left: auto;
}

.nav-link {
  padding: var(--space-2) var(--space-3);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  transition: color var(--transition-fast), background var(--transition-fast);
}

.nav-link:hover {
  color: var(--text-primary);
  background: var(--surface-1);
}

.nav-link.active {
  color: var(--green-400);
  background: rgba(37, 211, 102, 0.08);
}

.header-cta {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-left: var(--space-4);
}

/* Hamburger */
.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background: var(--surface-1);
  gap: 5px;
  margin-left: auto;
}

.menu-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: transform var(--transition-mid), opacity var(--transition-mid), width var(--transition-mid);
  transform-origin: center;
}

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

/* Mobile nav */
.mobile-nav {
  display: none;
  position: fixed;
  top: var(--header-height);
  left: 0;
  right: 0;
  background: var(--bg-raised);
  border-bottom: 1px solid var(--border-mid);
  padding: var(--space-4);
  z-index: 999;
  transform: translateY(-10px);
  opacity: 0;
  pointer-events: none;
  transition: transform var(--transition-mid), opacity var(--transition-mid);
}

.mobile-nav.open {
  transform: translateY(0);
  opacity: 1;
  pointer-events: all;
}

.mobile-nav-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  margin-bottom: var(--space-4);
}

.mobile-nav-link {
  display: block;
  padding: var(--space-3) var(--space-4);
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--text-secondary);
  border-radius: var(--radius-md);
  transition: color var(--transition-fast), background var(--transition-fast);
}

.mobile-nav-link.active,
.mobile-nav-link:hover, .mobile-nav-link:focus {
  color: var(--text-primary);
  background: var(--surface-1);
}

@media (max-width: 840px) {
  .nav-links,
  .header-cta .btn-primary { display: none; }
  .menu-toggle { display: flex; }
  .mobile-nav { display: block; }
}

/* ── Buttons ─────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 0.6875rem var(--space-6);
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 600;
  line-height: 1;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition:
    background var(--transition-fast),
    color var(--transition-fast),
    transform var(--transition-fast),
    box-shadow var(--transition-fast),
    border-color var(--transition-fast);
  white-space: nowrap;
  border: 2px solid transparent;
  text-decoration: none;
  position: relative;
  overflow: hidden;
}

.btn:focus-visible {
  outline: 2px solid var(--green-400);
  outline-offset: 3px;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none !important;
}

.btn-primary {
  background: var(--green-500);
  color: var(--text-inverse);
  border-color: var(--green-500);
}

.btn-primary:hover:not(:disabled) {
  background: var(--green-400);
  border-color: var(--green-400);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.35);
}

.btn-primary:active:not(:disabled) { transform: translateY(0); }

.btn-secondary {
  background: transparent;
  color: var(--text-secondary);
  border-color: var(--border-mid);
}

.btn-secondary:hover:not(:disabled) {
  color: var(--text-primary);
  border-color: var(--border-strong);
  background: var(--surface-1);
  transform: translateY(-1px);
}

.btn-ghost {
  background: transparent;
  color: var(--text-muted);
  border-color: transparent;
  padding-inline: var(--space-4);
}

.btn-ghost:hover:not(:disabled) {
  color: var(--text-secondary);
  background: var(--surface-1);
}

.btn-sm {
  padding: var(--space-2) var(--space-4);
  font-size: 0.8125rem;
}

.btn-lg {
  padding: 0.875rem var(--space-8);
  font-size: 1rem;
}

/* ── Cards ───────────────────────────────────────────────── */
.card {
  background: var(--bg-raised);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
}

.card-hover {
  transition: border-color var(--transition-mid), transform var(--transition-mid), box-shadow var(--transition-mid);
}

.card-hover:hover {
  border-color: var(--border-mid);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

/* ── Section Layout ──────────────────────────────────────── */
.section {
  padding-block: var(--space-24);
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--green-500);
  margin-bottom: var(--space-4);
}

.section-label::before {
  content: '';
  display: inline-block;
  width: 16px;
  height: 2px;
  background: var(--green-500);
  border-radius: 1px;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.875rem, 4vw, 3rem);
  font-weight: 800;
  line-height: 1.5;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  margin-bottom: var(--space-5);
}

.section-subtitle {
  font-size: 1.0625rem;
  color: var(--text-secondary);
  max-width: 600px;
  line-height: 1.7;
  margin-bottom: var(--space-12);
}

/* ── Form Controls ───────────────────────────────────────── */
.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.form-label {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--text-secondary);
  letter-spacing: 0.02em;
}

.form-hint {
  font-size: 0.75rem;
  font-weight: 400;
  color: var(--text-muted);
  margin-left: var(--space-2);
}

.form-control {
  display: block;
  width: 100%;
  padding: 0.75rem var(--space-4);
  background: var(--surface-1);
  border: 1.5px solid var(--border-subtle);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 0.9375rem;
  line-height: 1.5;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  outline: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
}

.form-control:hover {
  border-color: var(--border-mid);
}

.form-control:focus {
  border-color: var(--green-700);
  box-shadow: 0 0 0 3px rgba(37, 211, 102, 0.12);
}

.form-control::placeholder {
  color: var(--text-muted);
}

select.form-control {
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%235e7a74' stroke-width='1.5' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--space-4) center;
  padding-right: 2.5rem;
}

select.form-control option {
  background: var(--bg-raised);
  color: var(--text-primary);
}

textarea.form-control {
  resize: vertical;
  min-height: 120px;
}

.char-counter {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-align: right;
  margin-top: var(--space-1);
}

.field-error {
  font-size: 0.75rem;
  color: #ff6b6b;
  display: none;
}

.form-control.has-error {
  border-color: #ff6b6b;
}

.form-control.has-error:focus {
  box-shadow: 0 0 0 3px rgba(255, 107, 107, 0.12);
}

/* ── Toast Notifications ─────────────────────────────────── */
.toast-region {
  position: fixed;
  top: var(--space-6);
  right: var(--space-6);
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  pointer-events: none;
  max-width: 360px;
  width: calc(100vw - var(--space-12));
}

.toast {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-5);
  background: var(--bg-overlay);
  border: 1px solid var(--border-mid);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow-lg);
  animation: toastIn 0.35s var(--ease-spring) forwards;
  pointer-events: all;
}

.toast.toast-exit {
  animation: toastOut 0.25s var(--ease-out) forwards;
}

.toast-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  margin-top: 1px;
}

.toast-message {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-primary);
  line-height: 1.5;
}

.toast-success .toast-icon { background: rgba(37, 211, 102, 0.65); color: var(--green-400); }
.toast-error   .toast-icon { background: rgba(255, 107, 107, 0.65); color: #ff6b6b; }
.toast-info    .toast-icon { background: rgba(96, 165, 250, 0.65); color: #60a5fa; }

.toast-success { border-color: rgba(37, 211, 102, 0.62); }
.toast-error   { border-color: rgba(255, 107, 107, 0.6); }
.toast-info    { border-color: rgba(96, 165, 250, 0.62); }

.toast-success .toast-message { color: rgba(37, 211, 102, 0.9); }
.toast-error  .toast-message { color: rgba(255, 107, 107, 0.9); }
.toast-info    .toast-message { color: rgba(96, 165, 250, 0.9); }

@keyframes toastIn {
  from { opacity: 0; transform: translateX(20px) scale(0.95); }
  to   { opacity: 1; transform: translateX(0) scale(1); }
}

@keyframes toastOut {
  from { opacity: 1; transform: translateX(0) scale(1); }
  to   { opacity: 0; transform: translateX(20px) scale(0.9);}
}

/* ── Badge / Chip ────────────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.badge-green {
  background: rgba(37, 211, 102, 0.1);
  border: 1px solid rgba(37, 211, 102, 0.2);
  color: var(--green-400);
}

.badge-dot {
  width: 6px;
  height: 6px;
  border-radius: var(--radius-full);
  background: var(--green-500);
  animation: pulse 2s infinite;
}

/* ── Footer ──────────────────────────────────────────────── */
.site-footer {
  background: var(--bg-raised);
  border-top: 1px solid var(--border-subtle);
  padding-block: var(--space-12) var(--space-8);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: var(--space-8);
  margin-bottom: var(--space-10);
  align-items: start;
}

.footer-brand p {
  font-size: 0.875rem;
  color: var(--text-muted);
  max-width: 280px;
  margin-top: var(--space-3);
  line-height: 1.7;
}

.footer-nav-title,
.footer-social-title {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: var(--space-4);
}

.footer-nav-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.footer-social-link,
.footer-nav-link {
  display: flex;
  gap: 0.72rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-muted);
  transition: color var(--transition-fast);
}

.footer-social-link:hover,
.footer-nav-link:hover { color: var(--green-400); }

.footer-social-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}


.footer-social-link i {
  font-size: 1.5rem;
}

.footer_meta { display: flex; gap: 1.1rem; }
.footer_meta_link { font-family: inherit; font-size: 0.72rem; color: var(--text-muted); transition: color var(--transition-fast); }
.footer_meta_link:hover { color: var(--text-primary); }
.footer_crawler { display: none; visibility: hidden; }

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  flex-wrap: wrap;
  padding-top: var(--space-6);
  border-top: 1px solid var(--border-subtle);
}

.footer-copy {
  font-size: 0.8125rem;
  color: var(--text-muted);
}

.footer-copy a {
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}

.footer-copy a:hover { color: var(--green-400); }

.footer-disclaimer {
  font-size: 0.75rem;
  color: var(--text-muted);
}

@media (max-width: 768px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-8) var(--space-6);
  }

  .footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 480px) {
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; align-items: flex-start; gap: var(--space-2); }
}

/* ── Phone Mockup — shared between landing page and app ─── */
.phone-mockup {
  position: relative;
  z-index: 1;
  width: 260px;
  background: #1a1a2e;
  border-radius: 36px;
  padding: 14px;
  box-shadow:
    0 0 0 2px rgba(255,255,255,0.06),
    0 40px 80px rgba(0,0,0,0.6),
    inset 0 1px 0 rgba(255,255,255,0.1);
}

.phone-screen {
  background: #ECE5DD;
  border-radius: 26px;
  overflow: hidden;
  min-height: 480px;
  display: flex;
  flex-direction: column;
}

.phone-statusbar {
  background: var(--green-800);
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 14px 6px;
  font-size: 0.65rem;
  color: rgba(255,255,255,0.9);
  font-weight: 600;
}

.phone-header {
  background: var(--green-800);
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 12px 10px;
}

.phone-back-btn {
  color: white;
  font-size: 1.1rem;
  line-height: 1;
  opacity: 0.9;
}

.phone-avatar {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--green-700);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  flex-shrink: 0;
}

.phone-contact-info { flex: 1; }

.phone-contact-name {
  font-size: 0.8rem;
  font-weight: 700;
  color: white;
  line-height: 1.2;
}

.phone-contact-status {
  font-size: 0.65rem;
  color: rgba(255,255,255,0.7);
}

.phone-chat-body {
  flex: 1;
  padding: 12px 10px;
  background-color: #ECE5DD;
  background-image: url('../images/wa-bg-pattern.svg');
  background-repeat: repeat;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.chat-date-chip {
  align-self: center;
  background: rgba(11, 18, 21, 0.5);
  color: rgba(255,255,255,0.85);
  font-size: 0.6rem;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: 20px;
  margin-bottom: 4px;
}

.chat-bubble {
  max-width: 85%;
  padding: 7px 10px 20px;
  border-radius: 10px;
  font-size: 0.75rem;
  line-height: 1.45;
  position: relative;
  word-break: break-word;
}

.chat-bubble.received {
  background: #fff;
  color: #111;
  align-self: flex-start;
  border-top-left-radius: 2px;
  box-shadow: 0 1px 2px rgba(0,0,0,0.15);
}

.chat-bubble.sent {
  background: #d9fdd3;
  color: #111;
  align-self: flex-end;
  border-top-right-radius: 2px;
  box-shadow: 0 1px 2px rgba(0,0,0,0.15);
}

.chat-bubble-time {
  position: absolute;
  bottom: 4px;
  right: 8px;
  font-size: 0.58rem;
  color: #666;
  white-space: nowrap;
}

.phone-input-bar {
  background: #f0f0f0;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  border-top: 1px solid rgba(0,0,0,0.08);
}

.phone-input-field {
  flex: 1;
  background: white;
  border-radius: 24px;
  padding: 7px 14px;
  font-size: 0.7rem;
  color: #999;
  border: none;
}

.phone-send-btn {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--green-700);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.phone-send-btn svg { fill: white; }

.phone-float-tags {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.phone-float-tag {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 7px 12px;
  background: var(--bg-overlay);
  border: 1px solid var(--border-mid);
  border-radius: var(--radius-full);
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--text-secondary);
  white-space: nowrap;
  box-shadow: var(--shadow-md);
}

.phone-float-tag .tag-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--green-500);
}

.phone-float-tag:nth-child(1) { top: 15%;    right: -30%; }
.phone-float-tag:nth-child(2) { top: 50%;    left: -35%; }
.phone-float-tag:nth-child(3) { bottom: 20%; right: -28%; }

/* ── Shared Animations ───────────────────────────────────── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.6; transform: scale(0.85); }
}

@keyframes shimmer {
  from { background-position: -400px 0; }
  to   { background-position: 400px 0; }
}

@keyframes spin {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}

@keyframes slideDown {
  from { opacity: 0; transform: translateY(-8px); }
  to   { opacity: 1; transform: translateY(0); }
}

.animate-fade-up {
  animation: fadeUp 0.6s var(--ease-out) both;
}

/* Loading spinner */
.spinner {
  display: inline-block;
  width: 16px;
  height: 16px;
  border: 2px solid rgba(255,255,255,0.25);
  border-top-color: currentColor;
  border-radius: var(--radius-full);
  animation: spin 0.7s linear infinite;
  flex-shrink: 0;
}

/* ── Scroll Reveal helper (applied via JS) ────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.65s var(--ease-out), transform 0.65s var(--ease-out);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ── Scrollbar ───────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-base); }
::-webkit-scrollbar-thumb { background: var(--surface-3); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-muted); }

/* ── Focus Ring ──────────────────────────────────────────── */
:focus-visible {
  outline: 2px solid var(--green-400);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}
