/* ==========================================================================
   Components: Buttons, Cards, Nav, Device Mockup, Badges
   ========================================================================== */

/* ── Buttons ── */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: var(--text-sm);
  line-height: 1;
  padding: 0.75rem 1.5rem;
  border: none;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition:
    background var(--duration-base) var(--ease-out),
    transform var(--duration-fast) var(--ease-out),
    box-shadow var(--duration-base) var(--ease-out);
  white-space: nowrap;
  text-decoration: none;
  position: relative;
  overflow: hidden;
}

.btn:active {
  transform: scale(0.97);
}

.btn--primary {
  background: var(--accent);
  color: var(--primary);
  box-shadow: 0 4px 20px rgba(91, 223, 176, 0.3);
}

.btn--primary:hover {
  background: #6fe8bf;
  color: var(--primary);
  box-shadow: 0 6px 30px rgba(91, 223, 176, 0.4);
  transform: translateY(-1px);
}

.btn--glass {
  background: var(--glass-bg);
  color: var(--text-primary);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--glass-border);
}

.btn--glass:hover {
  background: var(--surface-elevated);
  border-color: var(--glass-border-hover);
  color: var(--text-primary);
  transform: translateY(-1px);
}

.btn--sm {
  padding: 0.5rem 1.25rem;
  font-size: var(--text-xs);
}

.btn--lg {
  padding: 1rem 2rem;
  font-size: var(--text-base);
}

.btn--full {
  width: 100%;
}

/* Shimmer effect for featured CTA */
.btn--shimmer::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.55),
    transparent
  );
  animation: shimmer 3s ease-in-out infinite;
}

@keyframes shimmer {
  0% { left: -100%; }
  100% { left: 200%; }
}

/* ── Navigation ── */

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--nav-height);
  transition:
    height var(--duration-base) var(--ease-out),
    background var(--duration-base) var(--ease-out),
    backdrop-filter var(--duration-base) var(--ease-out);
}

.nav.scrolled {
  height: var(--nav-height-scrolled);
  background: rgba(245, 251, 248, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--glass-border);
}

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

.nav__logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-primary);
  text-decoration: none;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.25rem;
}

.nav__logo img {
  border-radius: 8px;
}

.nav__logo-text {
  letter-spacing: -0.02em;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.nav__links a {
  color: var(--text-secondary);
  font-size: var(--text-sm);
  font-weight: 500;
  transition: color var(--duration-fast) var(--ease-out);
  text-decoration: none;
}

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

.nav__actions {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

/* Language Toggle */
.lang-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: var(--glass-bg-light);
  border: 1px solid var(--glass-border);
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 500;
  cursor: pointer;
  transition:
    background var(--duration-fast) var(--ease-out),
    border-color var(--duration-fast) var(--ease-out),
    color var(--duration-fast) var(--ease-out);
}

.lang-toggle:hover {
  background: var(--surface-elevated);
  border-color: var(--glass-border-hover);
  color: var(--text-primary);
}

/* Mobile toggle */
.nav__mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
  cursor: pointer;
}

.nav__mobile-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 1px;
  transition: transform var(--duration-base) var(--ease-out), opacity var(--duration-fast);
}

.nav__mobile-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.nav__mobile-toggle.active span:nth-child(2) {
  opacity: 0;
}

.nav__mobile-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* ── Device Mockup (Desktop) ── */

.device-mockup {
  perspective: 1200px;
}

.device-mockup__frame {
  padding: 12px;
  border-radius: var(--radius-xl);
  position: relative;
}

.device-mockup__screen {
  background: var(--surface);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.device-mockup__header {
  display: flex;
  gap: 6px;
  padding: 10px 14px;
  background: rgba(13, 31, 24, 0.06);
}

.device-mockup__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(13, 31, 24, 0.15);
}

.device-mockup__content {
  display: flex;
  min-height: 280px;
}

/* Mock dashboard elements */
.mock-sidebar {
  width: 48px;
  background: rgba(91, 223, 176, 0.08);
  padding: 12px 8px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}

.mock-sidebar__logo {
  width: 24px;
  height: 24px;
  border-radius: 6px;
  background: var(--accent);
  opacity: 0.6;
  margin-bottom: 8px;
}

.mock-sidebar__item {
  width: 28px;
  height: 28px;
  border-radius: 6px;
  background: rgba(13, 31, 24, 0.05);
}

.mock-sidebar__item.active {
  background: rgba(91, 223, 176, 0.15);
  border: 1px solid rgba(91, 223, 176, 0.2);
}

.mock-main {
  flex: 1;
  padding: 12px;
}

.mock-topbar {
  height: 20px;
  background: rgba(13, 31, 24, 0.05);
  border-radius: 4px;
  margin-bottom: 12px;
}

.mock-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.mock-card {
  background: rgba(13, 31, 24, 0.04);
  border-radius: 8px;
  padding: 12px;
  border: 1px solid rgba(13, 31, 24, 0.06);
}

.mock-card--wide {
  grid-column: span 2;
}

.mock-card__bar {
  height: 6px;
  background: rgba(91, 223, 176, 0.2);
  border-radius: 3px;
  margin-bottom: 6px;
}

.mock-card__bar.short {
  width: 60%;
}

.mock-card__bar.shorter {
  width: 40%;
}

.mock-card__circle {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 3px solid rgba(91, 223, 176, 0.2);
  border-top-color: var(--accent);
  margin: 8px auto;
}

.mock-card__rows {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.mock-card__row {
  height: 8px;
  background: rgba(13, 31, 24, 0.07);
  border-radius: 4px;
}

.mock-card__row:nth-child(2) { width: 85%; }
.mock-card__row:nth-child(3) { width: 70%; }

/* ── Phone Mockup ── */

.phone-mockup {
  perspective: 1200px;
}

.phone-mockup__frame {
  width: 280px;
  padding: 8px;
  border-radius: 36px;
  position: relative;
  margin: 0 auto;
}

.phone-mockup__notch {
  width: 100px;
  height: 24px;
  background: #0D1F18;
  border-radius: 0 0 16px 16px;
  margin: 0 auto;
  position: relative;
  z-index: 2;
}

.phone-mockup__screen {
  background: var(--surface);
  border-radius: 28px;
  overflow: hidden;
  min-height: 500px;
}

.phone-mockup__header-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px;
  background: rgba(13, 31, 24, 0.05);
}

.phone-mockup__back {
  color: var(--accent);
  font-size: var(--text-lg);
}

.phone-mockup__title {
  font-weight: 600;
  font-size: var(--text-sm);
}

.phone-mockup__avatar-small {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-dim), var(--accent));
}

/* ── Chat Messages ── */

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

.chat-msg {
  display: flex;
  flex-direction: column;
  max-width: 85%;
}

.chat-msg--received {
  align-self: flex-start;
}

.chat-msg--sent {
  align-self: flex-end;
}

.chat-msg__bubble {
  padding: 10px 14px;
  border-radius: 16px;
  font-size: var(--text-sm);
  line-height: 1.4;
}

.chat-msg--received .chat-msg__bubble {
  border-bottom-left-radius: 4px;
}

.chat-msg--sent .chat-msg__bubble {
  background: var(--accent);
  color: var(--primary);
  border-bottom-right-radius: 4px;
}

.chat-msg__time {
  font-size: 0.65rem;
  color: var(--text-tertiary);
  margin-top: 4px;
  font-family: var(--font-mono);
}

.chat-msg--sent .chat-msg__time {
  text-align: right;
}

.chat-msg__photos {
  display: flex;
  gap: 6px;
}

.chat-msg__photo {
  width: 80px;
  height: 80px;
  border-radius: 12px;
  background: linear-gradient(135deg, rgba(91, 223, 176, 0.1), rgba(91, 223, 176, 0.05));
  border: 1px solid var(--glass-border);
}

/* ── Badges ── */

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.4rem 0.85rem;
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 500;
  color: var(--text-secondary);
}

/* ── Section Labels ── */

.section-label {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--accent);
  margin-bottom: var(--space-sm);
}

/* ── Store Badges ── */

.store-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-md);
  font-size: var(--text-xs);
  font-weight: 500;
  color: var(--text-secondary);
  text-decoration: none;
  transition: border-color var(--duration-fast) var(--ease-out), color var(--duration-fast) var(--ease-out);
}

.store-badge:hover {
  border-color: var(--glass-border-hover);
  color: var(--text-primary);
}

/* ── Text accent ── */

.text-accent {
  color: var(--accent);
  font-style: normal;
}