/* ============================================================
   RestaurantOS Landing Page — landing.css
   Mobile-first, design-token driven, production-ready
   ============================================================ */

/* ── Google Fonts ── */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

/* ── CSS Reset / Normalize ── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}
body {
  min-height: 100vh;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
img, svg, video {
  display: block;
  max-width: 100%;
}
input, button, textarea, select {
  font: inherit;
}
p, h1, h2, h3, h4, h5, h6 {
  overflow-wrap: break-word;
}
a {
  text-decoration: none;
  color: inherit;
}
ul, ol {
  list-style: none;
}
button {
  cursor: pointer;
  border: none;
  background: none;
}

/* ── Design Tokens ── */
:root {
  /* Colors */
  --bg:           #0A0A0F;
  --surface:      #13131A;
  --border:       #2A2A3A;
  --primary:      #4F6EF7;
  --primary-dim:  rgba(79, 110, 247, 0.15);
  --primary-glow: rgba(79, 110, 247, 0.35);
  --success:      #22C55E;
  --success-dim:  rgba(34, 197, 94, 0.15);
  --warning:      #F59E0B;
  --warning-dim:  rgba(245, 158, 11, 0.15);
  --error:        #EF4444;
  --error-dim:    rgba(239, 68, 68, 0.15);
  --text:         #FFFFFF;
  --text-muted:   #9CA3AF;

  /* Spacing (base-8) */
  --sp-1: 8px;
  --sp-2: 16px;
  --sp-3: 24px;
  --sp-4: 32px;
  --sp-6: 48px;
  --sp-8: 64px;

  /* Radius */
  --radius-card:  8px;
  --radius-input: 6px;
  --radius-badge: 4px;
  --radius-pill:  999px;

  /* Typography */
  --font: 'Inter', system-ui, -apple-system, sans-serif;

  /* Transitions */
  --transition: 0.2s ease;
  --transition-slow: 0.4s ease;

  /* Shadows */
  --shadow-card: 0 4px 24px rgba(0,0,0,0.4);
  --shadow-glow: 0 0 32px var(--primary-glow);
}

/* ── Base ── */
body {
  font-family: var(--font);
  font-size: 16px;
  color: var(--text);
  background-color: var(--bg);
}

.container {
  width: 100%;
  max-width: 1200px;
  margin-inline: auto;
  padding-inline: var(--sp-2);
}

/* ── Typography helpers ── */
.section-label {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--primary);
  background: var(--primary-dim);
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  margin-bottom: var(--sp-2);
}
.section-title {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--sp-2);
}
.section-sub {
  font-size: 1.0625rem;
  color: var(--text-muted);
  max-width: 560px;
  margin-bottom: var(--sp-6);
}
.section-header {
  text-align: center;
}
.section-header .section-sub {
  margin-inline: auto;
}

/* ============================================================
   NAVBAR
   ============================================================ */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  width: 100%;
  background: transparent;
  transition: background var(--transition), box-shadow var(--transition);
}
.navbar.scrolled {
  background: rgba(10, 10, 15, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 1px 0 var(--border);
}
.navbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  gap: var(--sp-3);
}
.navbar__logo {
  display: flex;
  align-items: center;
  gap: var(--sp-1);
  font-weight: 700;
  font-size: 1.125rem;
  color: var(--text);
  white-space: nowrap;
}
.navbar__logo svg {
  flex-shrink: 0;
  color: var(--primary);
}
.navbar__links {
  display: none;
  align-items: center;
  gap: var(--sp-3);
}
.navbar__links a {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: color var(--transition);
}
.navbar__links a:hover {
  color: var(--text);
}
.navbar__actions {
  display: none;
  align-items: center;
  gap: var(--sp-2);
}
.navbar__hamburger {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  padding: 6px;
  border-radius: var(--radius-input);
  transition: background var(--transition);
}
.navbar__hamburger:hover {
  background: var(--surface);
}
.navbar__hamburger span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}
.navbar.open .navbar__hamburger span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.navbar.open .navbar__hamburger span:nth-child(2) {
  opacity: 0;
}
.navbar.open .navbar__hamburger span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile dropdown */
.navbar__mobile {
  display: none;
  flex-direction: column;
  gap: var(--sp-1);
  padding: var(--sp-2);
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.navbar.open .navbar__mobile {
  display: flex;
}
.navbar__mobile a {
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-muted);
  padding: var(--sp-1) 0;
  border-bottom: 1px solid var(--border);
  transition: color var(--transition);
}
.navbar__mobile a:last-child {
  border-bottom: none;
}
.navbar__mobile a:hover {
  color: var(--text);
}
.navbar__mobile .btn {
  margin-top: var(--sp-1);
}

/* ── Desktop nav ── */
@media (min-width: 768px) {
  .navbar__links { display: flex; }
  .navbar__actions { display: flex; }
  .navbar__hamburger { display: none; }
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 0.9375rem;
  font-weight: 600;
  padding: 10px 22px;
  border-radius: var(--radius-pill);
  border: 2px solid transparent;
  transition: background var(--transition), box-shadow var(--transition), transform var(--transition), opacity var(--transition);
  white-space: nowrap;
  text-decoration: none;
  cursor: pointer;
}
.btn:active {
  transform: scale(0.97);
}
.btn--primary {
  background: var(--primary);
  color: var(--text);
  border-color: var(--primary);
}
.btn--primary:hover {
  background: #3d5ce5;
  border-color: #3d5ce5;
  box-shadow: 0 4px 20px var(--primary-glow);
}
.btn--ghost {
  background: transparent;
  color: var(--text);
  border-color: var(--border);
}
.btn--ghost:hover {
  border-color: var(--text-muted);
  background: rgba(255,255,255,0.04);
}
.btn--sm {
  font-size: 0.875rem;
  padding: 7px 16px;
}
.btn--lg {
  font-size: 1.0625rem;
  padding: 14px 32px;
}
.btn--full {
  width: 100%;
}
.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  overflow: hidden;
  padding: var(--sp-8) 0 var(--sp-6);
  text-align: center;
}

/* Animated gradient background */
.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
}
.hero__orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.18;
  animation: float 8s ease-in-out infinite;
}
.hero__orb--1 {
  width: 500px;
  height: 500px;
  background: var(--primary);
  top: -120px;
  left: -100px;
  animation-delay: 0s;
}
.hero__orb--2 {
  width: 400px;
  height: 400px;
  background: #7C3AED;
  top: -60px;
  right: -80px;
  animation-delay: 3s;
}
.hero__orb--3 {
  width: 300px;
  height: 300px;
  background: var(--primary);
  bottom: 0;
  left: 40%;
  animation-delay: 6s;
}

@keyframes float {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33%       { transform: translate(20px, -30px) scale(1.05); }
  66%       { transform: translate(-15px, 20px) scale(0.97); }
}

.hero__content {
  position: relative;
  z-index: 1;
}
.hero__label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 600;
  color: var(--primary);
  background: var(--primary-dim);
  border: 1px solid rgba(79,110,247,0.3);
  padding: 5px 14px;
  border-radius: var(--radius-pill);
  margin-bottom: var(--sp-3);
}
.hero__label-dot {
  width: 6px;
  height: 6px;
  background: var(--success);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.6; transform: scale(1.3); }
}

.hero__headline {
  font-size: clamp(2rem, 6vw, 3.75rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: var(--sp-2);
  max-width: 820px;
  margin-inline: auto;
}
.hero__headline em {
  font-style: normal;
  background: linear-gradient(135deg, var(--primary) 0%, #A78BFA 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero__sub {
  font-size: clamp(1rem, 2vw, 1.1875rem);
  color: var(--text-muted);
  max-width: 600px;
  margin-inline: auto;
  margin-bottom: var(--sp-4);
  line-height: 1.7;
}
.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-2);
  justify-content: center;
  margin-bottom: var(--sp-6);
}
.hero__trust {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: var(--sp-6);
}
.hero__trust strong {
  color: var(--text);
}

/* Dashboard Mockup */
.hero__mockup-wrap {
  position: relative;
  max-width: 900px;
  margin-inline: auto;
}
.hero__mockup-glow {
  position: absolute;
  inset: -40px;
  background: radial-gradient(ellipse at center, var(--primary-glow) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}
.dashboard-mockup {
  position: relative;
  z-index: 1;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}
/* Browser chrome bar */
.mockup-chrome {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 10px 14px;
  background: rgba(0,0,0,0.3);
  border-bottom: 1px solid var(--border);
}
.mockup-chrome__dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}
.mockup-chrome__dot:nth-child(1) { background: #EF4444; }
.mockup-chrome__dot:nth-child(2) { background: #F59E0B; }
.mockup-chrome__dot:nth-child(3) { background: #22C55E; }
.mockup-chrome__url {
  flex: 1;
  height: 20px;
  background: rgba(255,255,255,0.05);
  border-radius: var(--radius-badge);
  margin-left: 8px;
}
/* Dashboard body */
.mockup-body {
  display: flex;
  height: 320px;
}
.mockup-sidebar {
  width: 180px;
  flex-shrink: 0;
  background: rgba(0,0,0,0.2);
  border-right: 1px solid var(--border);
  padding: var(--sp-2);
  display: flex;
  flex-direction: column;
  gap: var(--sp-1);
}
.mockup-sidebar__logo {
  height: 28px;
  background: var(--primary-dim);
  border-radius: var(--radius-input);
  margin-bottom: var(--sp-1);
}
.mockup-nav-item {
  height: 32px;
  border-radius: var(--radius-input);
  background: rgba(255,255,255,0.04);
  transition: background var(--transition);
}
.mockup-nav-item.active {
  background: var(--primary-dim);
  border-left: 3px solid var(--primary);
}
.mockup-content {
  flex: 1;
  padding: var(--sp-2);
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
  overflow: hidden;
}
/* Stats row */
.mockup-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--sp-1);
}
.mockup-stat {
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: var(--radius-input);
  padding: var(--sp-1);
}
.mockup-stat__label {
  height: 8px;
  width: 60%;
  background: rgba(255,255,255,0.12);
  border-radius: 4px;
  margin-bottom: 6px;
}
.mockup-stat__value {
  height: 18px;
  width: 80%;
  background: rgba(255,255,255,0.22);
  border-radius: 4px;
}
.mockup-stat:nth-child(1) .mockup-stat__value { background: rgba(79,110,247,0.5); }
.mockup-stat:nth-child(2) .mockup-stat__value { background: rgba(34,197,94,0.5); }
.mockup-stat:nth-child(3) .mockup-stat__value { background: rgba(245,158,11,0.5); }
/* Cards row */
.mockup-cards {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: var(--sp-1);
  flex: 1;
}
.mockup-card {
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  border-radius: var(--radius-input);
  padding: var(--sp-1);
  overflow: hidden;
}
.mockup-card__title {
  height: 10px;
  width: 55%;
  background: rgba(255,255,255,0.15);
  border-radius: 3px;
  margin-bottom: var(--sp-1);
}
.mockup-bar {
  display: flex;
  align-items: flex-end;
  gap: 4px;
  height: 80px;
  padding-top: var(--sp-1);
}
.mockup-bar__col {
  flex: 1;
  border-radius: 3px 3px 0 0;
  animation: barGrow 1.2s ease forwards;
  transform-origin: bottom;
}
.mockup-bar__col:nth-child(1) { background: var(--primary); height: 45%; animation-delay: 0.1s; }
.mockup-bar__col:nth-child(2) { background: var(--primary); height: 65%; animation-delay: 0.2s; opacity: 0.8; }
.mockup-bar__col:nth-child(3) { background: var(--primary); height: 40%; animation-delay: 0.3s; opacity: 0.7; }
.mockup-bar__col:nth-child(4) { background: var(--success); height: 80%; animation-delay: 0.4s; }
.mockup-bar__col:nth-child(5) { background: var(--success); height: 70%; animation-delay: 0.5s; opacity: 0.85; }
.mockup-bar__col:nth-child(6) { background: var(--success); height: 90%; animation-delay: 0.6s; }
@keyframes barGrow {
  from { transform: scaleY(0); opacity: 0; }
  to   { transform: scaleY(1); opacity: 1; }
}
.mockup-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.mockup-list__item {
  display: flex;
  align-items: center;
  gap: 6px;
  height: 24px;
}
.mockup-list__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}
.mockup-list__dot--success { background: var(--success); }
.mockup-list__dot--primary { background: var(--primary); }
.mockup-list__dot--warning { background: var(--warning); }
.mockup-list__line {
  height: 8px;
  border-radius: 3px;
  background: rgba(255,255,255,0.12);
  flex: 1;
}
/* Typing row */
.mockup-typing {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 10px;
  background: rgba(79,110,247,0.08);
  border: 1px solid rgba(79,110,247,0.2);
  border-radius: var(--radius-input);
}
.mockup-typing__icon {
  width: 20px;
  height: 20px;
  background: var(--primary-dim);
  border-radius: 50%;
  flex-shrink: 0;
}
.mockup-typing__text {
  flex: 1;
  height: 8px;
  background: rgba(255,255,255,0.1);
  border-radius: 3px;
}
.mockup-typing__cursor {
  width: 2px;
  height: 14px;
  background: var(--primary);
  border-radius: 1px;
  animation: blink 1s step-end infinite;
}
@keyframes blink {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0; }
}

/* Sidebar hidden on small mobile */
@media (max-width: 480px) {
  .mockup-sidebar { display: none; }
  .mockup-stats { grid-template-columns: repeat(2, 1fr); }
}

/* ============================================================
   PROBLEM STRIP
   ============================================================ */
.problem {
  padding: var(--sp-6) 0;
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.problem__grid {
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
  margin-bottom: var(--sp-4);
  text-align: center;
}
.problem__item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--sp-1);
}
.problem__icon {
  width: 48px;
  height: 48px;
  background: var(--error-dim);
  border: 1px solid rgba(239,68,68,0.2);
  border-radius: var(--radius-card);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--error);
}
.problem__title {
  font-weight: 600;
  font-size: 0.9375rem;
}
.problem__desc {
  font-size: 0.875rem;
  color: var(--text-muted);
}
.problem__arrow {
  text-align: center;
  padding: var(--sp-2) 0;
}
.problem__solution {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-1);
  font-size: 1rem;
  font-weight: 600;
  color: var(--success);
  background: var(--success-dim);
  border: 1px solid rgba(34,197,94,0.25);
  padding: var(--sp-1) var(--sp-3);
  border-radius: var(--radius-pill);
}
.problem__solution svg {
  flex-shrink: 0;
}

@media (min-width: 768px) {
  .problem__grid {
    flex-direction: row;
  }
  .problem__item {
    flex: 1;
  }
}

/* ============================================================
   FEATURES GRID
   ============================================================ */
.features {
  padding: var(--sp-8) 0;
}
.features__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--sp-2);
}
.feature-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: var(--sp-3);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 32px rgba(79,110,247,0.18), 0 0 0 1px rgba(79,110,247,0.25);
  border-color: rgba(79,110,247,0.4);
}
.feature-card__icon {
  width: 44px;
  height: 44px;
  background: var(--primary-dim);
  border: 1px solid rgba(79,110,247,0.25);
  border-radius: var(--radius-input);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  margin-bottom: var(--sp-2);
}
.feature-card__title {
  font-weight: 600;
  font-size: 1rem;
  margin-bottom: 6px;
}
.feature-card__desc {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.6;
}

@media (min-width: 600px) {
  .features__grid { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 992px) {
  .features__grid { grid-template-columns: repeat(3, 1fr); }
}

/* ============================================================
   PRICING
   ============================================================ */
.pricing {
  padding: var(--sp-8) 0;
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.pricing__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--sp-3);
}
.pricing-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: var(--sp-4);
  display: flex;
  flex-direction: column;
  transition: transform var(--transition), box-shadow var(--transition);
}
.pricing-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
}
.pricing-card--popular {
  border-color: var(--primary);
  box-shadow: 0 0 0 1px var(--primary), var(--shadow-card);
  position: relative;
}
.pricing-card__badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--primary);
  color: var(--text);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 3px 14px;
  border-radius: var(--radius-pill);
  white-space: nowrap;
}
.pricing-card__name {
  font-weight: 700;
  font-size: 1.0625rem;
  margin-bottom: var(--sp-1);
}
.pricing-card__price {
  display: flex;
  align-items: baseline;
  gap: 4px;
  margin-bottom: var(--sp-1);
}
.pricing-card__amount {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--text);
}
.pricing-card__period {
  font-size: 0.875rem;
  color: var(--text-muted);
}
.pricing-card__desc {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: var(--sp-3);
  padding-bottom: var(--sp-3);
  border-bottom: 1px solid var(--border);
}
.pricing-card__features {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: var(--sp-3);
}
.pricing-feature {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.875rem;
  color: var(--text-muted);
}
.pricing-feature svg {
  flex-shrink: 0;
  margin-top: 2px;
  color: var(--success);
}
.pricing-feature--muted svg {
  color: var(--text-muted);
  opacity: 0.4;
}

@media (min-width: 900px) {
  .pricing__grid { grid-template-columns: repeat(3, 1fr); }
}

/* ============================================================
   HOW IT WORKS
   ============================================================ */
.how {
  padding: var(--sp-8) 0;
}
.how__steps {
  display: flex;
  flex-direction: column;
  gap: var(--sp-4);
  position: relative;
}
.how__steps::before {
  content: '';
  display: none;
  position: absolute;
  top: 28px;
  left: calc(50% - 0.5px);
  width: 1px;
  height: calc(100% - 56px);
  background: linear-gradient(to bottom, var(--primary), transparent);
}
.how__step {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: var(--sp-2);
  flex: 1;
}
.how__step-num {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--primary-dim);
  border: 2px solid var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--primary);
  flex-shrink: 0;
}
.how__step-body {}
.how__step-title {
  font-weight: 600;
  font-size: 1.0625rem;
  margin-bottom: 6px;
}
.how__step-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
  max-width: 280px;
  margin-inline: auto;
}

@media (min-width: 768px) {
  .how__steps {
    flex-direction: row;
    align-items: flex-start;
  }
  .how__steps::before {
    display: none;
  }
  /* Horizontal connector */
  .how__step {
    position: relative;
  }
  .how__step:not(:last-child)::after {
    content: '→';
    position: absolute;
    right: -24px;
    top: 16px;
    font-size: 1.5rem;
    color: var(--primary);
    opacity: 0.5;
  }
}

/* ============================================================
   AUTH SECTION
   ============================================================ */
.auth {
  padding: var(--sp-8) 0;
  background: var(--surface);
  border-top: 1px solid var(--border);
}
.auth__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--sp-4);
  max-width: 900px;
  margin-inline: auto;
}

.auth-panel {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: var(--sp-4);
}
.auth-panel__title {
  font-size: 1.375rem;
  font-weight: 700;
  margin-bottom: 6px;
}
.auth-panel__sub {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: var(--sp-3);
}
.auth-panel__divider {
  height: 1px;
  background: var(--border);
  margin: var(--sp-3) 0;
}

/* Form */
.form-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--sp-2);
  margin-bottom: var(--sp-2);
}
.form-row--2 {
  grid-template-columns: 1fr 1fr;
}
.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.form-label {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text);
}
.form-label span {
  color: var(--error);
  margin-left: 2px;
}
.form-input {
  width: 100%;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-input);
  color: var(--text);
  padding: 10px 14px;
  font-size: 0.9375rem;
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}
.form-input::placeholder {
  color: var(--text-muted);
  opacity: 0.6;
}
.form-input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-dim);
}
.form-input.error {
  border-color: var(--error);
  box-shadow: 0 0 0 3px var(--error-dim);
}
.form-error {
  font-size: 0.8rem;
  color: var(--error);
  display: none;
}
.form-error.visible {
  display: block;
}

/* Plan radio */
.plan-radios {
  display: flex;
  flex-direction: column;
  gap: var(--sp-1);
  margin-bottom: var(--sp-2);
}
.plan-radio {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-input);
  cursor: pointer;
  transition: border-color var(--transition), background var(--transition);
}
.plan-radio:has(input:checked) {
  border-color: var(--primary);
  background: var(--primary-dim);
}
.plan-radio input[type="radio"] {
  accent-color: var(--primary);
  width: 16px;
  height: 16px;
  cursor: pointer;
}
.plan-radio__name {
  font-weight: 600;
  font-size: 0.875rem;
}
.plan-radio__price {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-left: auto;
}
.plan-radio__badge {
  font-size: 10px;
  font-weight: 700;
  background: var(--primary);
  color: var(--text);
  padding: 2px 7px;
  border-radius: var(--radius-pill);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Auth message */
.auth-message {
  padding: 12px 14px;
  border-radius: var(--radius-input);
  font-size: 0.875rem;
  font-weight: 500;
  display: none;
  margin-bottom: var(--sp-2);
}
.auth-message.visible {
  display: block;
}
.auth-message--error {
  background: var(--error-dim);
  border: 1px solid rgba(239,68,68,0.3);
  color: var(--error);
}
.auth-message--success {
  background: var(--success-dim);
  border: 1px solid rgba(34,197,94,0.3);
  color: var(--success);
}

/* Forgot / reset */
.forgot-link {
  font-size: 0.8125rem;
  color: var(--primary);
  cursor: pointer;
  transition: opacity var(--transition);
}
.forgot-link:hover {
  opacity: 0.8;
  text-decoration: underline;
}
.reset-section {
  display: none;
  margin-top: var(--sp-2);
  padding-top: var(--sp-2);
  border-top: 1px solid var(--border);
}
.reset-section.visible {
  display: block;
}
.reset-title {
  font-weight: 600;
  font-size: 0.9375rem;
  margin-bottom: var(--sp-1);
}

@media (min-width: 768px) {
  .auth__grid { grid-template-columns: 1fr 1fr; }
  .form-row--2 { grid-template-columns: 1fr 1fr; }
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: var(--bg);
  border-top: 1px solid var(--border);
  padding: var(--sp-6) 0 var(--sp-4);
}
.footer__top {
  display: flex;
  flex-direction: column;
  gap: var(--sp-4);
  margin-bottom: var(--sp-4);
  padding-bottom: var(--sp-4);
  border-bottom: 1px solid var(--border);
}
.footer__brand {}
.footer__logo {
  display: flex;
  align-items: center;
  gap: var(--sp-1);
  font-weight: 700;
  font-size: 1.125rem;
  color: var(--text);
  margin-bottom: 10px;
}
.footer__logo svg {
  color: var(--primary);
}
.footer__tagline {
  font-size: 0.875rem;
  color: var(--text-muted);
  max-width: 260px;
}
.footer__links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-2);
  align-items: center;
}
.footer__links a {
  font-size: 0.875rem;
  color: var(--text-muted);
  transition: color var(--transition);
}
.footer__links a:hover {
  color: var(--text);
}
.footer__socials {
  display: flex;
  gap: var(--sp-1);
}
.footer__social-btn {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border);
  border-radius: var(--radius-input);
  color: var(--text-muted);
  transition: color var(--transition), border-color var(--transition), background var(--transition);
}
.footer__social-btn:hover {
  color: var(--text);
  border-color: var(--text-muted);
  background: var(--surface);
}
.footer__bottom {
  display: flex;
  flex-direction: column;
  gap: var(--sp-1);
  align-items: flex-start;
  font-size: 0.8125rem;
  color: var(--text-muted);
}

@media (min-width: 768px) {
  .footer__top {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
  .footer__bottom {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }
}

/* ============================================================
   SCROLL ANIMATIONS
   ============================================================ */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}
.animate-on-scroll.visible {
  opacity: 1;
  transform: translateY(0);
}
.animate-on-scroll[data-delay="1"] { transition-delay: 0.1s; }
.animate-on-scroll[data-delay="2"] { transition-delay: 0.2s; }
.animate-on-scroll[data-delay="3"] { transition-delay: 0.3s; }
.animate-on-scroll[data-delay="4"] { transition-delay: 0.4s; }
.animate-on-scroll[data-delay="5"] { transition-delay: 0.5s; }

/* ============================================================
   UTILITY
   ============================================================ */
.text-center { text-align: center; }
.mt-auto { margin-top: auto; }
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

/* Spinner */
.spinner {
  width: 16px;
  height: 16px;
  border: 2px solid rgba(255,255,255,0.3);
  border-top-color: var(--text);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  display: none;
}
.spinner.visible {
  display: inline-block;
}
@keyframes spin {
  to { transform: rotate(360deg); }
}