/* Font display swap to prevent render blocking */
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 400 900;
  font-display: swap;
  src: url(https://fonts.gstatic.com/s/inter/v13/UcCO3FwrK3iLTeHuS_fvQtMwCp50KnMw2boKoduKmMEVuLyfAZ9hiJ-Ek-_EeA.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+2074, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

/* ============================================================
   ILAAJ AI - Modern Medical Landing Page
   Design System + All Styles
   ============================================================ */

/* ==================== CSS VARIABLES ==================== */
:root {
  /* Primary - Teal */
  --primary-50: #f0fdfa;
  --primary-100: #ccfbf1;
  --primary-200: #99f6e4;
  --primary-300: #5eead4;
  --primary-400: #2dd4bf;
  --primary-500: #14b8a6;
  --primary-600: #0d9488;
  --primary-700: #0f766e;
  --primary-800: #115e59;
  --primary-900: #134e4a;

  /* Accent - Blue */
  --accent-50: #eff6ff;
  --accent-100: #dbeafe;
  --accent-400: #60a5fa;
  --accent-500: #3b82f6;
  --accent-600: #2563eb;
  --accent-700: #1d4ed8;

  /* Neutrals */
  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-400: #9ca3af;
  --gray-500: #6b7280;
  --gray-600: #4b5563;
  --gray-700: #374151;
  --gray-800: #1f2937;
  --gray-900: #111827;
  --gray-950: #0a0f1a;

  /* Functional */
  --white: #ffffff;
  --success: #10b981;
  --warning: #f59e0b;
  --error: #ef4444;

  /* Typography */
  --font-family: 'Inter', system-ui, -apple-system, sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 1.875rem;
  --font-size-4xl: 2.25rem;
  --font-size-5xl: 3rem;
  --font-size-6xl: 3.75rem;

  /* Spacing */
  --section-py: 7rem;
  --container-max: 1200px;
  --container-px: 1.5rem;

  /* Borders & Radius */
  --radius-sm: 0.5rem;
  --radius-md: 0.75rem;
  --radius-lg: 1rem;
  --radius-xl: 1.5rem;
  --radius-2xl: 2rem;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.04);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.08), 0 8px 10px -6px rgba(0, 0, 0, 0.04);
  --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.15);
  --shadow-glow: 0 0 40px rgba(13, 148, 136, 0.15);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 400ms ease;
}

/* ==================== RESET & BASE ==================== */
*, *::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: var(--font-family);
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--gray-700);
  background-color: var(--white);
  overflow-x: hidden;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  text-decoration: none;
  color: inherit;
}

button {
  border: none;
  background: none;
  cursor: pointer;
  font-family: inherit;
}

ul {
  list-style: none;
}

/* ==================== UTILITY ==================== */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-px);
}

/* ==================== BUTTONS ==================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  transition: all var(--transition-base);
  cursor: pointer;
  border: 2px solid transparent;
  white-space: nowrap;
}

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

.btn--lg {
  padding: 0.875rem 2rem;
  font-size: var(--font-size-lg);
}

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

.btn--primary {
  background: var(--primary-600);
  color: var(--white);
}
.btn--primary:hover {
  background: var(--primary-700);
  transform: translateY(-1px);
  box-shadow: var(--shadow-lg);
}

.btn--accent {
  background: var(--white);
  color: var(--primary-700);
  font-weight: 700;
}
.btn--accent:hover {
  background: var(--primary-50);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(255, 255, 255, 0.3);
}

.btn--white {
  background: var(--white);
  color: var(--primary-700);
  font-weight: 700;
}
.btn--white:hover {
  background: var(--gray-50);
  transform: translateY(-2px);
  box-shadow: var(--shadow-xl);
}

.btn--outline-white {
  border-color: rgba(255, 255, 255, 0.4);
  color: var(--white);
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(4px);
}
.btn--outline-white:hover {
  background: rgba(255, 255, 255, 0.2);
  border-color: rgba(255, 255, 255, 0.6);
  transform: translateY(-1px);
}

/* ==================== SECTION HEADER ==================== */
.section-header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 4rem;
}

.section-header__tag {
  display: inline-block;
  padding: 0.375rem 1rem;
  background: var(--primary-50);
  color: var(--primary-700);
  font-size: var(--font-size-sm);
  font-weight: 600;
  border-radius: var(--radius-full);
  margin-bottom: 1rem;
  letter-spacing: 0.025em;
}

.section-header__title {
  font-size: var(--font-size-4xl);
  font-weight: 800;
  color: var(--gray-900);
  line-height: 1.2;
  margin-bottom: 1rem;
  letter-spacing: -0.025em;
}

.section-header__desc {
  font-size: var(--font-size-lg);
  color: var(--gray-500);
  line-height: 1.7;
}

/* ==================== SCROLL REVEAL ==================== */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal--delay-1 {
  transition-delay: 0.15s;
}

.reveal--delay-2 {
  transition-delay: 0.3s;
}

.reveal--delay-3 {
  transition-delay: 0.45s;
}

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

/* ==================== NAVBAR ==================== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(0, 0, 0, 0.04);
  transition: all var(--transition-base);
}

.navbar--scrolled {
  background: rgba(255, 255, 255, 0.95);
  box-shadow: 0 1px 20px rgba(0, 0, 0, 0.06);
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}

.navbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 4rem;
}

.navbar__brand {
  display: flex;
  align-items: center;
  gap: 0.625rem;
}

.navbar__logo {
  width: 3rem;
  height: 3rem;
  border-radius: var(--radius-md);
}

.navbar__name {
  font-size: var(--font-size-2xl);
  font-weight: 800;
  color: var(--gray-900);
  letter-spacing: -0.02em;
}

.navbar__center {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  background: var(--gray-100);
  border-radius: var(--radius-full);
  padding: 0.25rem;
}

.navbar__link {
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--gray-500);
  padding: 0.375rem 1rem;
  border-radius: var(--radius-full);
  transition: all var(--transition-fast);
}

.navbar__link:hover {
  color: var(--gray-900);
  background: var(--white);
  box-shadow: var(--shadow-sm);
}

.navbar__right {
  display: flex;
  align-items: center;
}

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

/* Hamburger */
.navbar__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 28px;
  padding: 4px 0;
}

.navbar__toggle span {
  width: 100%;
  height: 2px;
  background: var(--gray-700);
  border-radius: 2px;
  transition: all var(--transition-base);
}

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

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

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

/* Mobile menu */
.navbar__mobile {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  padding: 0 var(--container-px);
  background: var(--white);
  border-top: 1px solid var(--gray-100);
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  transition: max-height 0.35s ease, opacity 0.3s ease, padding 0.35s ease;
}

.navbar__mobile.active {
  max-height: 400px;
  opacity: 1;
  padding: 1rem var(--container-px) 1.5rem;
}

.navbar__mobile-link {
  padding: 0.75rem 1rem;
  font-weight: 500;
  color: var(--gray-700);
  border-radius: var(--radius-md);
  transition: background var(--transition-fast);
}

.navbar__mobile-link:hover {
  background: var(--gray-50);
  color: var(--primary-600);
}

/* Language Switcher */
.lang-switcher {
  position: relative;
}

.lang-switcher__btn {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.4rem 0.75rem;
  background: var(--gray-50);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-full);
  cursor: pointer;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--gray-700);
  transition: all 0.2s ease;
}

.lang-switcher__btn:hover {
  border-color: var(--primary-300);
  background: var(--white);
}

.lang-switcher__flag {
  font-size: 1rem;
  line-height: 1;
}

.lang-switcher__arrow {
  transition: transform 0.2s ease;
}

.lang-switcher.open .lang-switcher__arrow {
  transform: rotate(180deg);
}

.lang-switcher__dropdown {
  display: none;
  position: absolute;
  top: calc(100% + 0.5rem);
  right: 0;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  min-width: 150px;
  z-index: 100;
  animation: langFadeIn 0.2s ease;
}

.lang-switcher.open .lang-switcher__dropdown {
  display: block;
}

@keyframes langFadeIn {
  from { opacity: 0; transform: translateY(-4px); }
  to { opacity: 1; transform: translateY(0); }
}

.lang-switcher__option {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  width: 100%;
  padding: 0.6rem 1rem;
  border: none;
  background: none;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--gray-700);
  cursor: pointer;
  transition: background 0.15s ease;
}

.lang-switcher__option:hover {
  background: var(--gray-50);
}

.lang-switcher__option.active {
  background: var(--primary-50);
  color: var(--primary-700);
  font-weight: 600;
}

/* Mobile lang switcher */
.lang-switcher--mobile {
  margin: 0.25rem 0;
}

.lang-switcher--mobile .lang-switcher__dropdown {
  position: static;
  box-shadow: none;
  border: 1px solid var(--gray-100);
  margin-top: 0.4rem;
}

/* ==================== HERO ==================== */
.hero {
  position: relative;
  padding: 8rem 0 4rem;
  background: var(--gray-50);
  overflow: hidden;
  min-height: 100vh;
}

/* Mesh gradient blobs */
.hero__mesh {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}

.hero__blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.5;
}

.hero__blob--1 {
  width: 500px;
  height: 500px;
  background: var(--primary-200);
  top: -10%;
  right: 10%;
  animation: blob-move 20s ease-in-out infinite;
}

.hero__blob--2 {
  width: 400px;
  height: 400px;
  background: #c4b5fd;
  bottom: 0;
  left: -5%;
  animation: blob-move 25s ease-in-out infinite reverse;
}

.hero__blob--3 {
  width: 300px;
  height: 300px;
  background: #a5f3fc;
  top: 40%;
  left: 40%;
  animation: blob-move 18s ease-in-out infinite 3s;
}

@keyframes blob-move {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(40px, -30px) scale(1.1); }
  66% { transform: translate(-30px, 20px) scale(0.9); }
}

.hero__grid-pattern {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle, var(--gray-300) 1px, transparent 1px);
  background-size: 32px 32px;
  opacity: 0.3;
  pointer-events: none;
}

.hero__inner {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
}

/* Hero badge */
.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1.125rem;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--gray-700);
  margin-bottom: 1.75rem;
  box-shadow: var(--shadow-sm);
}

.hero__badge-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  background: var(--primary-100);
  color: var(--primary-600);
  border-radius: 50%;
}

/* Hero content - centered */
.hero__content {
  text-align: center;
  max-width: 750px;
  margin-bottom: 3.5rem;
}

.hero__title {
  font-size: var(--font-size-6xl);
  font-weight: 900;
  color: var(--gray-900);
  line-height: 1.08;
  letter-spacing: -0.04em;
  margin-bottom: 1.5rem;
}

.hero__title-highlight {
  background: linear-gradient(135deg, var(--primary-600) 0%, #0891b2 50%, #7c3aed 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero__subtitle {
  font-size: var(--font-size-xl);
  color: var(--gray-500);
  line-height: 1.7;
  margin-bottom: 2.5rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.hero__actions {
  display: flex;
  gap: 0.75rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* Hero buttons */
.btn--hero-primary {
  background: linear-gradient(135deg, var(--primary-600), #0891b2);
  color: var(--white);
  font-weight: 700;
  box-shadow: 0 4px 15px rgba(13, 148, 136, 0.3);
}

.btn--hero-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(13, 148, 136, 0.4);
}

.btn--hero-secondary {
  background: var(--white);
  color: var(--gray-700);
  border: 1px solid var(--gray-200);
  font-weight: 600;
}

.btn--hero-secondary:hover {
  background: var(--gray-50);
  border-color: var(--gray-300);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

/* Phone showcase */
.hero__showcase {
  width: 100%;
  margin-bottom: 3rem;
}

.hero__phone-wrapper {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 2rem;
  position: relative;
}

/* Info stacks - left & right */
.hero__info-stack {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  flex-shrink: 0;
}

.hero__info-card {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.875rem 1.125rem;
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  min-width: 200px;
  transition: all var(--transition-base);
  animation: float-card 6s ease-in-out infinite;
}

.hero__info-stack--left .hero__info-card:nth-child(2) {
  animation-delay: 1.5s;
}

.hero__info-stack--right .hero__info-card:nth-child(2) {
  animation-delay: 3s;
}

.hero__info-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-xl);
}

.hero__info-icon {
  width: 2.25rem;
  height: 2.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  flex-shrink: 0;
}

.hero__info-icon--green {
  background: #ecfdf5;
  color: #059669;
}

.hero__info-icon--blue {
  background: var(--accent-50);
  color: var(--accent-600);
}

.hero__info-icon--purple {
  background: #f5f3ff;
  color: #7c3aed;
}

.hero__info-icon--teal {
  background: var(--primary-50);
  color: var(--primary-600);
}

.hero__info-title {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: 700;
  color: var(--gray-800);
}

.hero__info-text {
  display: block;
  font-size: var(--font-size-xs);
  color: var(--gray-400);
}

/* Device mockup */
.hero__device {
  position: relative;
  flex-shrink: 0;
}

.hero__device-frame {
  position: relative;
  width: 260px;
  background: var(--gray-900);
  border-radius: 1.75rem;
  padding: 4px;
  box-shadow:
    0 0 0 1px rgba(0, 0, 0, 0.05),
    0 20px 50px rgba(0, 0, 0, 0.15),
    0 0 0 3px rgba(255, 255, 255, 0.5);
}

.hero__device-notch {
  display: none;
}

.hero__device-screen {
  border-radius: 1.5rem;
  width: 100%;
}

.hero__device-shadow {
  position: absolute;
  bottom: -20px;
  left: 10%;
  right: 10%;
  height: 40px;
  background: radial-gradient(ellipse, rgba(0, 0, 0, 0.12) 0%, transparent 70%);
  filter: blur(8px);
}

@keyframes float-card {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

/* Trusted bar */
.hero__trusted {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.875rem;
}

.hero__trusted-label {
  font-size: var(--font-size-sm);
  color: var(--gray-400);
  font-weight: 500;
  letter-spacing: 0.02em;
}

.hero__trusted-pills {
  display: flex;
  gap: 0.625rem;
  flex-wrap: wrap;
  justify-content: center;
}

.hero__pill {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.375rem 0.875rem;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: 600;
  color: var(--gray-600);
  box-shadow: var(--shadow-sm);
}

.hero__pill svg {
  color: var(--primary-500);
}

/* ==================== BENTO FEATURES ==================== */
.bento {
  padding: var(--section-py) 0;
  background: var(--white);
}

.bento__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.bento__card {
  background: var(--gray-50);
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-2xl);
  padding: 2rem;
  transition: all var(--transition-base);
  overflow: hidden;
}

.bento__card:hover {
  border-color: var(--primary-200);
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}

.bento__card--wide {
  grid-column: span 2;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  align-items: center;
}

.bento__card-tag {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  background: var(--primary-100);
  color: var(--primary-700);
  font-size: var(--font-size-xs);
  font-weight: 700;
  border-radius: var(--radius-full);
  margin-bottom: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.bento__card-icon {
  width: 3rem;
  height: 3rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-lg);
  margin-bottom: 1rem;
}

.bento__card-icon--blue { background: var(--accent-50); color: var(--accent-600); }
.bento__card-icon--purple { background: #f5f3ff; color: #7c3aed; }
.bento__card-icon--green { background: #ecfdf5; color: #059669; }

.bento__card-title {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 0.5rem;
}

.bento__card-desc {
  font-size: var(--font-size-sm);
  color: var(--gray-500);
  line-height: 1.7;
}

/* Bento chat bubbles visual */
.bento__card-visual--lang {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.bento__chat-bubble {
  padding: 0.75rem 1rem;
  border-radius: var(--radius-lg);
  font-size: var(--font-size-sm);
  line-height: 1.5;
  max-width: 90%;
}

.bento__chat-bubble--urdu {
  background: var(--primary-100);
  color: var(--primary-800);
  align-self: flex-end;
  border-bottom-right-radius: 4px;
}

.bento__chat-bubble--ai {
  background: var(--white);
  color: var(--gray-700);
  border: 1px solid var(--gray-200);
  align-self: flex-start;
  border-bottom-left-radius: 4px;
}

/* Bento process visual */
.bento__process {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
  justify-content: center;
}

.bento__process-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  text-align: center;
  font-size: var(--font-size-xs);
  font-weight: 600;
  color: var(--gray-600);
}

.bento__process-icon {
  width: 2.5rem;
  height: 2.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
}

.bento__process-icon--1 { background: var(--primary-100); color: var(--primary-700); }
.bento__process-icon--2 { background: var(--accent-100); color: var(--accent-700); }
.bento__process-icon--3 { background: #ecfdf5; color: #059669; }
.bento__process-icon--4 { background: #f5f3ff; color: #7c3aed; }

.bento__process-arrow {
  font-size: var(--font-size-xl);
  color: var(--gray-300);
  margin: 0 0.25rem;
}

/* ==================== HOW IT WORKS STEPS ==================== */
.steps {
  padding: var(--section-py) 0;
  background: var(--gray-50);
}

/* Tab buttons row */
.steps__tabs {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  margin-bottom: 3rem;
}

.steps__tab {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.75rem 1.5rem;
  border: 2px solid var(--gray-200);
  border-radius: var(--radius-full);
  background: var(--white);
  color: var(--gray-500);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
}

.steps__tab:hover {
  border-color: var(--primary-300);
  color: var(--gray-700);
}

.steps__tab.active {
  background: var(--primary-600);
  border-color: var(--primary-600);
  color: var(--white);
  box-shadow: 0 4px 14px rgba(13, 148, 136, 0.3);
}

.steps__tab-num {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--gray-100);
  color: var(--gray-500);
  font-size: 0.75rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
}

.steps__tab.active .steps__tab-num {
  background: rgba(255, 255, 255, 0.25);
  color: var(--white);
}

/* Showcase container */
.steps__showcase {
  max-width: 900px;
  margin: 0 auto;
}

/* Panel: two-column layout (info left, phone right) */
.steps__panel {
  display: none;
  align-items: center;
  gap: 3rem;
}

.steps__panel.active {
  display: grid;
  grid-template-columns: 1fr 1fr;
  animation: stepsFadeIn 0.4s ease;
}

@keyframes stepsFadeIn {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Panel info side */
.steps__panel-info {
  display: flex;
  flex-direction: column;
}

.steps__panel-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
}

.steps__panel-icon--green { background: #ecfdf5; color: #059669; }
.steps__panel-icon--blue { background: #eff6ff; color: #2563eb; }
.steps__panel-icon--teal { background: var(--primary-50); color: var(--primary-600); }

.steps__panel-title {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--gray-900);
  margin-bottom: 0.75rem;
  letter-spacing: -0.01em;
}

.steps__panel-desc {
  font-size: 0.95rem;
  color: var(--gray-500);
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

.steps__panel-features {
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.steps__panel-features li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--gray-700);
}

/* Phone frame side */
.steps__panel-phone {
  display: flex;
  justify-content: center;
}

.steps__phone-frame {
  width: 280px;
  background: var(--gray-900);
  border-radius: 1.5rem;
  padding: 4px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15), 0 0 0 1px rgba(0, 0, 0, 0.05);
}

.steps__phone-frame img {
  width: 100%;
  border-radius: 1.25rem;
  display: block;
}

/* ==================== COMPARISON ==================== */
.compare {
  padding: var(--section-py) 0;
  background: var(--white);
}

.compare__grid {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 2rem;
  align-items: start;
  max-width: 800px;
  margin: 0 auto;
}

.compare__col {
  padding: 2rem;
  border-radius: var(--radius-2xl);
}

.compare__col--old {
  background: var(--gray-50);
  border: 1px solid var(--gray-200);
}

.compare__col--new {
  background: var(--primary-50);
  border: 1px solid var(--primary-200);
}

.compare__col-title {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: var(--font-size-lg);
  font-weight: 700;
  margin-bottom: 1.25rem;
}

.compare__col--old .compare__col-title { color: var(--gray-500); }
.compare__col--new .compare__col-title { color: var(--primary-700); }

.compare__list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.compare__list li {
  font-size: var(--font-size-sm);
  line-height: 1.6;
  padding-left: 0.25rem;
}

.compare__col--old .compare__list li {
  color: var(--gray-500);
}

.compare__col--new .compare__list li {
  color: var(--gray-700);
  font-weight: 500;
}

.compare__vs {
  align-self: center;
  font-size: var(--font-size-sm);
  font-weight: 800;
  color: var(--gray-300);
  letter-spacing: 0.1em;
  padding-top: 3rem;
}

/* ==================== SECURITY ==================== */
.security {
  padding: var(--section-py) 0;
  background: var(--gray-50);
}

.security__inner {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 4rem;
  align-items: center;
}

.security__title {
  font-size: var(--font-size-3xl);
  font-weight: 800;
  color: var(--gray-900);
  line-height: 1.2;
  margin: 0.75rem 0 1rem;
  letter-spacing: -0.025em;
}

.security__desc {
  font-size: var(--font-size-base);
  color: var(--gray-500);
  line-height: 1.7;
  margin-bottom: 2rem;
}

.security__features {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.security__feature {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--gray-700);
}

.security__feature svg {
  color: var(--primary-500);
  flex-shrink: 0;
}

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

.security__shield {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 160px;
  height: 160px;
  color: var(--primary-500);
}

.security__shield-ring {
  position: absolute;
  inset: 0;
  border: 2px dashed var(--primary-200);
  border-radius: 50%;
  animation: spin-slow 30s linear infinite;
}

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

/* ==================== FAQ ==================== */
.faq {
  padding: var(--section-py) 0;
  background: var(--white);
}

.faq__layout {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 4rem;
  align-items: start;
}

.faq__title {
  font-size: var(--font-size-3xl);
  font-weight: 800;
  color: var(--gray-900);
  margin: 0.75rem 0 1rem;
  letter-spacing: -0.025em;
}

.faq__subtitle {
  font-size: var(--font-size-sm);
  color: var(--gray-500);
  line-height: 1.7;
  margin-bottom: 2rem;
}

.faq__contact-card {
  display: flex;
  align-items: center;
  gap: 0.875rem;
  padding: 1rem 1.25rem;
  background: var(--gray-50);
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-xl);
  margin-bottom: 0.75rem;
  transition: all var(--transition-base);
}

.faq__contact-card:hover {
  border-color: var(--primary-200);
  box-shadow: var(--shadow-sm);
}

.faq__contact-icon {
  width: 2.5rem;
  height: 2.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--primary-100);
  color: var(--primary-600);
  border-radius: var(--radius-md);
  flex-shrink: 0;
}

.faq__contact-label {
  display: block;
  font-size: var(--font-size-xs);
  color: var(--gray-400);
  font-weight: 500;
  margin-bottom: 0.125rem;
}

.faq__contact-email {
  display: block;
  font-size: var(--font-size-sm);
  color: var(--primary-600);
  font-weight: 600;
  transition: color var(--transition-fast);
}

.faq__contact-email:hover {
  color: var(--primary-700);
}

.faq__list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.faq__item {
  background: var(--gray-50);
  border-radius: var(--radius-xl);
  border: 1px solid var(--gray-100);
  overflow: hidden;
  transition: all var(--transition-base);
}

.faq__item:hover {
  border-color: var(--gray-200);
  box-shadow: var(--shadow-sm);
}

.faq__item.active {
  background: var(--white);
  border-color: var(--primary-200);
  box-shadow: var(--shadow-md), var(--shadow-glow);
}

.faq__question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 1.125rem 1.5rem;
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--gray-800);
  text-align: left;
  transition: color var(--transition-fast);
}

.faq__item.active .faq__question { color: var(--primary-700); }

.faq__chevron {
  flex-shrink: 0;
  color: var(--gray-400);
  transition: transform var(--transition-base), color var(--transition-base);
}

.faq__item.active .faq__chevron {
  transform: rotate(180deg);
  color: var(--primary-500);
}

.faq__answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-slow);
}

.faq__item.active .faq__answer { max-height: 200px; }

.faq__answer p {
  padding: 0 1.5rem 1.25rem;
  font-size: var(--font-size-sm);
  color: var(--gray-500);
  line-height: 1.8;
}

/* ==================== CTA ==================== */
.cta {
  padding: var(--section-py) 0;
  background: var(--gray-50);
}

.cta__card {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  align-items: center;
  gap: 3rem;
  background: linear-gradient(135deg, var(--primary-700) 0%, #0891b2 100%);
  border-radius: var(--radius-2xl);
  padding: 4rem;
  overflow: hidden;
}

.cta__title {
  font-size: var(--font-size-4xl);
  font-weight: 800;
  color: var(--white);
  line-height: 1.15;
  margin-bottom: 1rem;
  letter-spacing: -0.025em;
}

.cta__desc {
  font-size: var(--font-size-lg);
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 2rem;
  line-height: 1.6;
}

.cta__card-phone {
  display: flex;
  justify-content: center;
}

.cta__phone-frame {
  width: 200px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-2xl);
  padding: 0.5rem;
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.cta__phone-frame img {
  border-radius: var(--radius-xl);
  width: 100%;
}

/* ==================== FOOTER ==================== */
.footer {
  background: var(--gray-950);
  padding: 4rem 0 0;
  color: var(--gray-400);
}

.footer__grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 3rem;
  padding-bottom: 3rem;
}

.footer__brand-logo {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  margin-bottom: 1rem;
}

.footer__logo-img {
  width: 3rem;
  height: 3rem;
  border-radius: var(--radius-md);
  object-fit: cover;
}

.footer__logo-text {
  font-size: var(--font-size-xl);
  font-weight: 800;
  color: var(--white);
  letter-spacing: -0.02em;
}

.footer__brand-desc {
  font-size: var(--font-size-sm);
  line-height: 1.7;
  margin-bottom: 1.5rem;
  color: var(--gray-400);
}

.footer__socials {
  display: flex;
  gap: 0.75rem;
}

.footer__social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.06);
  color: var(--gray-400);
  transition: all var(--transition-fast);
}

.footer__social-link:hover {
  background: var(--primary-600);
  color: var(--white);
  transform: translateY(-2px);
}

.footer__col-title {
  font-size: var(--font-size-sm);
  font-weight: 700;
  color: var(--white);
  margin-bottom: 1.25rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.footer__links li {
  margin-bottom: 0.625rem;
}

.footer__links a {
  font-size: var(--font-size-sm);
  color: var(--gray-400);
  transition: color var(--transition-fast);
}

.footer__links a:hover {
  color: var(--primary-400);
}

.footer__contact-text {
  font-size: var(--font-size-sm);
  margin-bottom: 0.5rem;
}

.footer__email {
  display: inline-block;
  font-size: var(--font-size-sm);
  color: var(--primary-400);
  font-weight: 500;
  transition: color var(--transition-fast);
  margin-bottom: 1rem;
}

.footer__email:hover {
  color: var(--primary-300);
}

.footer__emergency {
  font-size: var(--font-size-xs);
  color: var(--gray-500);
  padding: 0.625rem 0.875rem;
  background: rgba(255, 255, 255, 0.04);
  border-radius: var(--radius-md);
  border-left: 3px solid #f59e0b;
}

.footer__emergency strong {
  color: var(--white);
}

.footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding: 1.5rem 0;
  text-align: center;
  font-size: var(--font-size-sm);
  color: var(--gray-500);
}

.footer__disclaimer {
  margin-top: 0.5rem;
  font-size: var(--font-size-xs);
  color: var(--gray-600);
}

/* ==================== RESPONSIVE ==================== */

/* Tablet */
@media (max-width: 1024px) {
  :root { --section-py: 5rem; }

  .hero__title { font-size: var(--font-size-5xl); }
  .hero__info-stack { display: none; }
  .section-header__title { font-size: var(--font-size-3xl); }

  .bento__grid { grid-template-columns: repeat(2, 1fr); }
  .bento__card--wide { grid-column: span 2; }

  .compare__grid { max-width: 100%; }

  .security__inner { grid-template-columns: 1fr; }
  .security__visual { display: none; }

  .faq__layout { grid-template-columns: 1fr; gap: 2rem; }

  .cta__card { grid-template-columns: 1fr; text-align: center; }
  .cta__card-phone { display: none; }
}

/* Mobile */
@media (max-width: 768px) {
  :root { --section-py: 4rem; --container-px: 1.25rem; }

  .navbar__center { display: none; }
  .navbar__right { display: none; }
  .navbar__toggle { display: flex; }

  .hero { min-height: auto; padding: 6.5rem 0 2.5rem; }
  .hero__badge { font-size: 0.75rem; padding: 0.4rem 0.875rem; margin-bottom: 1.25rem; }
  .hero__content { margin-bottom: 2.5rem; }
  .hero__title { font-size: var(--font-size-3xl); margin-bottom: 1rem; }
  .hero__subtitle { font-size: var(--font-size-sm); margin-bottom: 1.75rem; line-height: 1.6; }
  .hero__actions { flex-direction: column; align-items: center; gap: 0.75rem; }
  .hero__info-stack { display: none; }
  .hero__device-frame { width: 200px; }
  .hero__trusted-pills { gap: 0.5rem; }
  .hero__trusted-pills span { font-size: 0.7rem; }

  .section-header__tag { font-size: 0.75rem; }
  .cta__card-phone { display: none; }
  .cta__title { font-size: var(--font-size-2xl); }
  .cta__desc { font-size: var(--font-size-sm); }

  .bento__grid { grid-template-columns: 1fr; }
  .bento__card--wide { grid-column: span 1; grid-template-columns: 1fr; }

  .steps__tabs { flex-wrap: wrap; }
  .steps__tab { font-size: 0.8rem; padding: 0.6rem 1rem; }
  .steps__panel.active { grid-template-columns: 1fr; text-align: center; }
  .steps__panel-info { align-items: center; }
  .steps__phone-frame { width: 240px; }

  .compare__grid { grid-template-columns: 1fr; }
  .compare__vs { padding-top: 0; text-align: center; }

  .section-header__title { font-size: var(--font-size-2xl); }
  .section-header { margin-bottom: 2.5rem; }
  .cta__card { padding: 2.5rem 1.5rem; }
  .cta__title { font-size: var(--font-size-3xl); }

  .footer__grid { grid-template-columns: 1fr; gap: 2rem; }
}

/* Small Mobile */
@media (max-width: 480px) {
  :root { --section-py: 3rem; --container-px: 1rem; }

  .hero { padding: 4.5rem 0 2rem; }
  .hero__title { font-size: var(--font-size-2xl); }
  .hero__subtitle { font-size: 0.8rem; }
  .hero__device-frame { width: 170px; }
  .hero__badge { font-size: 0.7rem; padding: 0.35rem 0.75rem; }

  .btn--lg { padding: 0.75rem 1.5rem; font-size: var(--font-size-sm); }
  .btn--outline { padding: 0.6rem 1.25rem; font-size: var(--font-size-sm); }

  .section-header__title { font-size: var(--font-size-xl); }
  .section-header { margin-bottom: 2rem; }

  .bento__card-title { font-size: 1rem; }
  .bento__card-desc { font-size: 0.8rem; }

  .steps__tabs { gap: 0.35rem; }
  .steps__tab { font-size: 0.7rem; padding: 0.45rem 0.7rem; gap: 0.3rem; }
  .steps__tab-num { width: 18px; height: 18px; font-size: 0.6rem; }
  .steps__panel-title { font-size: 1.1rem; }
  .steps__panel-desc { font-size: 0.8rem; }
  .steps__panel-features li { font-size: 0.8rem; }
  .steps__phone-frame { width: 200px; }

  .compare__col { padding: 1.25rem; }
  .cta__card { padding: 2rem 1.25rem; }
  .cta__title { font-size: var(--font-size-xl); }

  .faq__question span { font-size: 0.875rem; }

  .footer__brand-desc { font-size: 0.8rem; }
  .footer__links a { font-size: 0.8rem; }
}

/* ==================== SCROLLBAR ==================== */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--gray-100);
}

::-webkit-scrollbar-thumb {
  background: var(--gray-300);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--gray-400);
}

/* ==================== SELECTION ==================== */
::selection {
  background: var(--primary-200);
  color: var(--primary-900);
}