/* ===== Self-hosted Inter Font ===== */
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('../fonts/Inter-Regular.woff2') format('woff2'),
       url('../fonts/Inter-Regular.ttf') format('truetype');
}

@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url('../fonts/Inter-Medium.woff2') format('woff2'),
       url('../fonts/Inter-Medium.ttf') format('truetype');
}

@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url('../fonts/Inter-SemiBold.woff2') format('woff2'),
       url('../fonts/Inter-SemiBold.ttf') format('truetype');
}

@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url('../fonts/Inter-Bold.woff2') format('woff2'),
       url('../fonts/Inter-Bold.ttf') format('truetype');
}

@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 800;
  font-display: swap;
  src: url('../fonts/Inter-ExtraBold.woff2') format('woff2'),
       url('../fonts/Inter-ExtraBold.ttf') format('truetype');
}

/* ===== Design Tokens ===== */
:root {
  --color-primary: #4BA3C7;
  --color-primary-text: #2B7490;
  --color-secondary: #E8833A;
  --color-secondary-text: #9E5722;
  --color-accent: #E85D75;
  --color-success: #5AAF6E;
  --color-success-text: #357845;
  --color-bg: #F5F1EB;
  --color-surface: #FFFDF9;
  --color-text: #2C2417;
  --color-text-light: #6B5D4F;
  --color-border: #E0D8CE;
  --gradient: linear-gradient(135deg, #4BA3C7, #E8833A);
  --gradient-accent: linear-gradient(135deg, #E85D75, #E8833A);
  --gradient-success: linear-gradient(135deg, #5AAF6E, #4BA3C7);
  --radius: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --shadow: 0 2px 12px rgba(44, 36, 23, 0.08);
  --shadow-lg: 0 8px 32px rgba(44, 36, 23, 0.12);
  --shadow-glow: 0 0 40px rgba(75, 163, 199, 0.2);
  --nav-height: 72px;
  --max-width: 1120px;
}

[data-theme="dark"] {
  --color-primary-text: #4BA3C7;
  --color-secondary-text: #E8833A;
  --color-success-text: #5AAF6E;
  --color-bg: #1A1612;
  --color-surface: #252019;
  --color-text: #EDE8E1;
  --color-text-light: #B5AB9F;
  --color-border: #3A332A;
  --shadow: 0 2px 12px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.4);
  --shadow-glow: 0 0 40px rgba(75, 163, 199, 0.15);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --color-primary-text: #4BA3C7;
    --color-secondary-text: #E8833A;
    --color-success-text: #5AAF6E;
    --color-bg: #1A1612;
    --color-surface: #252019;
    --color-text: #EDE8E1;
    --color-text-light: #B5AB9F;
    --color-border: #3A332A;
    --shadow: 0 2px 12px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.4);
    --shadow-glow: 0 0 40px rgba(75, 163, 199, 0.15);
  }
}

/* ===== Reset ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a { color: var(--color-primary-text); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; display: block; }
ul { list-style: none; }

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== Typography ===== */
h1, h2, h3, h4 { line-height: 1.2; font-weight: 700; }
h1 { font-size: 3.2rem; letter-spacing: -0.02em; }
h2 { font-size: 2.2rem; letter-spacing: -0.01em; }
h3 { font-size: 1.4rem; }

@media (max-width: 768px) {
  h1 { font-size: 2.2rem; }
  h2 { font-size: 1.6rem; }
}

/* ===== Keyframe Animations ===== */
@keyframes float {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-20px) rotate(5deg); }
}

@keyframes float-reverse {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-15px) rotate(-5deg); }
}

@keyframes float-slow {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

@keyframes pulse-glow {
  0%, 100% { box-shadow: 0 0 0 0 rgba(75, 163, 199, 0.3); }
  50% { box-shadow: 0 0 20px 8px rgba(75, 163, 199, 0.15); }
}

@keyframes shimmer {
  0% { background-position: -200% center; }
  100% { background-position: 200% center; }
}

@keyframes wave {
  0% { transform: translateX(0) translateZ(0) scaleY(1); }
  50% { transform: translateX(-25%) translateZ(0) scaleY(0.55); }
  100% { transform: translateX(-50%) translateZ(0) scaleY(1); }
}

@keyframes slide-up {
  0% { transform: translateY(40px); opacity: 0; }
  100% { transform: translateY(0); opacity: 1; }
}

@keyframes bounce-subtle {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}

@keyframes gradient-shift {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

@keyframes bar-grow {
  from { transform: scaleY(0); }
  to { transform: scaleY(1); }
}

/* ===== Navbar ===== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--nav-height);
  display: flex;
  align-items: center;
  transition: background 0.3s, box-shadow 0.3s, backdrop-filter 0.3s;
}

.navbar.scrolled {
  background: rgba(255, 253, 249, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: var(--shadow);
}

[data-theme="dark"] .navbar.scrolled {
  background: rgba(37, 32, 25, 0.85);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .navbar.scrolled {
    background: rgba(37, 32, 25, 0.85);
  }
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.2rem;
  color: var(--color-text);
  text-decoration: none;
}

.nav-brand img {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  clip-path: inset(1px round 8px);
  transition: transform 0.3s;
}

.nav-brand:hover img { transform: rotate(-8deg) scale(1.05); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-links a {
  color: var(--color-text);
  font-weight: 500;
  font-size: 0.95rem;
  text-decoration: none;
  position: relative;
  transition: color 0.2s;
}

.nav-links a:not(.btn)::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient);
  border-radius: 1px;
  transition: width 0.3s ease;
}

.nav-links a:not(.btn):hover::after,
.nav-links a:not(.btn).active::after {
  width: 100%;
}

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

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: transform 0.2s, box-shadow 0.3s;
  position: relative;
  overflow: hidden;
}

.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  background-size: 200% 100%;
  opacity: 0;
  transition: opacity 0.3s;
}

.btn:hover::after {
  opacity: 1;
  animation: shimmer 1.2s ease-in-out;
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  text-decoration: none;
}

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

.btn-primary {
  background: var(--gradient);
  color: #fff;
}

.btn-outline {
  background: transparent;
  color: var(--color-primary-text);
  border: 2px solid var(--color-primary);
}

.btn-outline:hover {
  background: var(--color-primary);
  color: #fff;
}

.btn-lg {
  padding: 16px 36px;
  font-size: 1.05rem;
  border-radius: var(--radius-lg);
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: transform 0.3s, opacity 0.3s;
}

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

@media (max-width: 768px) {
  .hamburger { display: flex; }

  .nav-links {
    position: fixed;
    top: var(--nav-height);
    left: 0;
    right: 0;
    background: var(--color-surface);
    flex-direction: column;
    padding: 24px;
    gap: 20px;
    box-shadow: var(--shadow-lg);
    transform: translateY(-120%);
    transition: transform 0.3s;
  }

  .nav-links.open {
    transform: translateY(0);
  }
}

/* ===== Hero ===== */
.hero {
  background: var(--gradient);
  background-size: 200% 200%;
  animation: gradient-shift 8s ease infinite;
  padding: 160px 0 100px;
  text-align: center;
  color: #fff;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 20% 40%, rgba(255,255,255,0.18) 0%, transparent 50%),
    radial-gradient(circle at 80% 60%, rgba(232, 93, 117, 0.12) 0%, transparent 40%);
}

/* Floating food decorations */
.hero-decor {
  position: absolute;
  font-size: 2.5rem;
  opacity: 0.15;
  pointer-events: none;
  z-index: 0;
}

.hero-decor:nth-child(1) { top: 15%; left: 8%; animation: float 6s ease-in-out infinite; }
.hero-decor:nth-child(2) { top: 25%; right: 10%; animation: float-reverse 7s ease-in-out infinite 0.5s; font-size: 2rem; }
.hero-decor:nth-child(3) { bottom: 20%; left: 15%; animation: float 8s ease-in-out infinite 1s; font-size: 3rem; }
.hero-decor:nth-child(4) { bottom: 30%; right: 12%; animation: float-reverse 6.5s ease-in-out infinite 1.5s; }
.hero-decor:nth-child(5) { top: 40%; left: 3%; animation: float 7.5s ease-in-out infinite 0.8s; font-size: 1.8rem; }
.hero-decor:nth-child(6) { top: 55%; right: 5%; animation: float-reverse 9s ease-in-out infinite 2s; font-size: 2.2rem; }
.hero-decor:nth-child(7) { bottom: 10%; left: 40%; animation: float 6s ease-in-out infinite 0.3s; font-size: 1.6rem; }
.hero-decor:nth-child(8) { top: 10%; right: 30%; animation: float-reverse 8s ease-in-out infinite 1.2s; font-size: 2rem; }

.hero .container { position: relative; z-index: 1; }

.hero-icon {
  width: 110px;
  height: 110px;
  border-radius: 26px;
  clip-path: inset(2px round 24px);
  margin: 0 auto 28px;
  animation: float-slow 4s ease-in-out infinite;
}

.hero h1 {
  margin-bottom: 16px;
  animation: slide-up 0.8s ease-out;
}

.hero-tagline {
  font-size: 1.25rem;
  opacity: 0.94;
  max-width: 520px;
  margin: 0 auto 36px;
  animation: slide-up 0.8s ease-out 0.15s backwards;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  animation: slide-up 0.8s ease-out 0.3s backwards;
}

.hero-note {
  display: inline-block;
  margin-top: 24px;
  font-size: 1.1rem;
  font-weight: 600;
  padding: 10px 28px;
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 100px;
  animation: slide-up 0.8s ease-out 0.45s backwards, pulse-glow 2.5s ease-in-out infinite;
}

.coming-soon-icon {
  margin-right: 8px;
  font-size: 1.2rem;
}

[dir="rtl"] .coming-soon-icon {
  margin-right: 0;
  margin-left: 8px;
}

.cta-coming-soon {
  display: inline-block;
  margin-top: 16px;
  font-size: 1.05rem;
  font-weight: 600;
  padding: 8px 24px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 100px;
}

.hero .btn-primary {
  background: #fff;
  color: var(--color-secondary);
  font-weight: 700;
}

.hero .btn-outline {
  border-color: rgba(255,255,255,0.7);
  color: #fff;
}

.hero .btn-outline:hover {
  background: #fff;
  color: var(--color-primary-text);
  border-color: #fff;
}

/* ===== Sections ===== */
section { padding: 80px 0; }

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

.section-title p {
  color: var(--color-text-light);
  max-width: 560px;
  margin: 12px auto 0;
  font-size: 1.05rem;
}

/* ===== Feature Cards (Home) ===== */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

@media (max-width: 1024px) {
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .feature-grid { grid-template-columns: 1fr; }
}

.feature-card {
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  padding: 36px 24px;
  text-align: center;
  box-shadow: var(--shadow);
  transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.3s;
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient);
  transform: scaleX(0);
  transition: transform 0.4s ease;
}

.feature-card:hover::before { transform: scaleX(1); }

.feature-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg), var(--shadow-glow);
}

/* Modern styled icon containers */
.feature-icon {
  width: 72px;
  height: 72px;
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  position: relative;
  transition: transform 0.3s;
}

.feature-card:hover .feature-icon { transform: scale(1.1); }

.feature-icon svg {
  width: 36px;
  height: 36px;
}

.feature-icon.nutrition {
  background: linear-gradient(135deg, rgba(75, 163, 199, 0.15), rgba(75, 163, 199, 0.05));
  box-shadow: 0 4px 16px rgba(75, 163, 199, 0.12);
}

.feature-icon.hydration {
  background: linear-gradient(135deg, rgba(75, 163, 199, 0.15), rgba(90, 175, 110, 0.08));
  box-shadow: 0 4px 16px rgba(75, 163, 199, 0.12);
}

.feature-icon.recipes {
  background: linear-gradient(135deg, rgba(232, 131, 58, 0.15), rgba(232, 93, 117, 0.08));
  box-shadow: 0 4px 16px rgba(232, 131, 58, 0.12);
}

.feature-icon.progress {
  background: linear-gradient(135deg, rgba(90, 175, 110, 0.15), rgba(75, 163, 199, 0.08));
  box-shadow: 0 4px 16px rgba(90, 175, 110, 0.12);
}

.feature-card h3 { margin-bottom: 10px; }
.feature-card p { color: var(--color-text-light); font-size: 0.93rem; line-height: 1.6; }

/* ===== Privacy Banner ===== */
.privacy-banner {
  background: var(--color-surface);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 48px 40px;
  text-align: center;
  max-width: 740px;
  margin: 0 auto;
  position: relative;
  overflow: hidden;
}

.privacy-banner::before {
  content: '';
  position: absolute;
  top: -1px;
  left: -1px;
  right: -1px;
  height: 4px;
  background: var(--gradient-success);
}

.privacy-banner h2 { margin-bottom: 12px; }
.privacy-banner > p { color: var(--color-text-light); margin-bottom: 24px; font-size: 1.05rem; }

.privacy-badges {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 28px;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: 100px;
  font-size: 0.88rem;
  font-weight: 600;
  transition: transform 0.3s, box-shadow 0.3s;
}

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

.badge-icon {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.badge-icon svg { width: 16px; height: 16px; }

.badge.offline {
  background: rgba(75, 163, 199, 0.1);
  color: var(--color-primary-text);
}
.badge.offline .badge-icon { background: rgba(75, 163, 199, 0.15); }

.badge.no-accounts {
  background: rgba(232, 131, 58, 0.1);
  color: var(--color-secondary-text);
}
.badge.no-accounts .badge-icon { background: rgba(232, 131, 58, 0.15); }

.badge.no-tracking {
  background: rgba(90, 175, 110, 0.1);
  color: var(--color-success-text);
}
.badge.no-tracking .badge-icon { background: rgba(90, 175, 110, 0.15); }

/* ===== How It Works ===== */
.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  position: relative;
}

.steps::before {
  content: '';
  position: absolute;
  top: 40px;
  left: 15%;
  right: 15%;
  height: 2px;
  background: var(--color-border);
  z-index: 0;
}

@media (max-width: 768px) {
  .steps {
    grid-template-columns: 1fr;
  }
  .steps::before { display: none; }
}

.step {
  text-align: center;
  position: relative;
  z-index: 1;
}

.step-number {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: var(--gradient);
  color: #fff;
  font-size: 1.6rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  box-shadow: 0 4px 20px rgba(75, 163, 199, 0.25);
  transition: transform 0.3s;
}

.step:hover .step-number { transform: scale(1.1); }

.step h3 { margin-bottom: 8px; }
.step p { color: var(--color-text-light); font-size: 0.93rem; }

/* ===== CTA Section ===== */
.cta-section {
  background: var(--gradient);
  background-size: 200% 200%;
  animation: gradient-shift 8s ease infinite;
  color: #fff;
  text-align: center;
  padding: 80px 0;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 100%, rgba(255,255,255,0.1) 0%, transparent 60%);
}

.cta-section .container { position: relative; z-index: 1; }
.cta-section h2 { margin-bottom: 12px; font-size: 2rem; }
.cta-section p { opacity: 0.94; margin-bottom: 28px; font-size: 1.1rem; }

.cta-section .btn-primary {
  background: #fff;
  color: var(--color-secondary);
  font-weight: 700;
}

/* ===== Footer ===== */
.footer {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  padding: 56px 0 24px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 36px;
}

@media (max-width: 768px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.1rem;
  margin-bottom: 12px;
  color: var(--color-text);
}

.footer-brand img {
  width: 32px;
  height: 32px;
  border-radius: 8px;
}

.footer-col p { color: var(--color-text-light); font-size: 0.9rem; }

.footer-col h4 {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-light);
  margin-bottom: 16px;
}

.footer-col ul { display: flex; flex-direction: column; gap: 10px; }

.footer-col ul a {
  color: var(--color-text);
  font-size: 0.9rem;
  transition: color 0.2s, padding-left 0.2s;
}

.footer-col ul a:hover {
  color: var(--color-primary-text);
  padding-left: 4px;
  text-decoration: none;
}

.footer-bottom {
  border-top: 1px solid var(--color-border);
  padding-top: 24px;
  text-align: center;
  color: var(--color-text-light);
  font-size: 0.85rem;
}

/* ===== Page Hero (sub-pages) ===== */
.page-hero {
  background: var(--gradient);
  background-size: 200% 200%;
  animation: gradient-shift 8s ease infinite;
  color: #fff;
  text-align: center;
  padding: 140px 0 70px;
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 20% 50%, rgba(255,255,255,0.12) 0%, transparent 50%),
    radial-gradient(circle at 80% 50%, rgba(232, 93, 117, 0.1) 0%, transparent 40%);
}

.page-hero .container { position: relative; z-index: 1; }

.page-hero h1 { animation: slide-up 0.6s ease-out; }

.page-hero p {
  opacity: 0.94;
  max-width: 540px;
  margin: 14px auto 0;
  font-size: 1.15rem;
  animation: slide-up 0.6s ease-out 0.1s backwards;
}

/* ===== Feature Sections (features page) ===== */
.feature-section {
  padding: 80px 0;
}

.feature-section:nth-child(even) {
  background: var(--color-surface);
}

.feature-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.feature-section:nth-child(even) .feature-row {
  direction: rtl;
}

.feature-section:nth-child(even) .feature-row > * {
  direction: ltr;
}

@media (max-width: 768px) {
  .feature-row {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .feature-section:nth-child(even) .feature-row {
    direction: ltr;
  }
}

.feature-text h2 {
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.feature-text h2 .section-icon {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.feature-text h2 .section-icon svg { width: 26px; height: 26px; }

.feature-text p { color: var(--color-text-light); margin-bottom: 20px; font-size: 1.02rem; }

.feature-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.feature-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  color: var(--color-text-light);
  font-size: 0.95rem;
}

.feature-list li .check {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: rgba(90, 175, 110, 0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 1px;
}

.feature-list li .check svg { width: 12px; height: 12px; }

/* Feature visuals — animated CSS illustrations */
.feature-visual {
  border-radius: var(--radius-xl);
  padding: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 320px;
  position: relative;
  overflow: hidden;
}

.feature-visual.nutrition-vis { background: linear-gradient(135deg, #E8F5FB, #FFF3E8); }
.feature-visual.hydration-vis { background: linear-gradient(135deg, #E8F5FB, #E8FBF0); }
.feature-visual.recipes-vis { background: linear-gradient(135deg, #FFF3E8, #FBE8ED); }
.feature-visual.progress-vis { background: linear-gradient(135deg, #E8FBF0, #E8F5FB); }
.feature-visual.goals-vis { background: linear-gradient(135deg, #FBE8ED, #FFF3E8); }

[data-theme="dark"] .feature-visual.nutrition-vis { background: linear-gradient(135deg, #1a2830, #2a2018); }
[data-theme="dark"] .feature-visual.hydration-vis { background: linear-gradient(135deg, #1a2830, #1a2820); }
[data-theme="dark"] .feature-visual.recipes-vis { background: linear-gradient(135deg, #2a2018, #2a1820); }
[data-theme="dark"] .feature-visual.progress-vis { background: linear-gradient(135deg, #1a2820, #1a2830); }
[data-theme="dark"] .feature-visual.goals-vis { background: linear-gradient(135deg, #2a1820, #2a2018); }

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .feature-visual.nutrition-vis { background: linear-gradient(135deg, #1a2830, #2a2018); }
  :root:not([data-theme="light"]) .feature-visual.hydration-vis { background: linear-gradient(135deg, #1a2830, #1a2820); }
  :root:not([data-theme="light"]) .feature-visual.recipes-vis { background: linear-gradient(135deg, #2a2018, #2a1820); }
  :root:not([data-theme="light"]) .feature-visual.progress-vis { background: linear-gradient(135deg, #1a2820, #1a2830); }
  :root:not([data-theme="light"]) .feature-visual.goals-vis { background: linear-gradient(135deg, #2a1820, #2a2018); }
}

/* Nutrition plate illustration */
.plate-illustration {
  width: 200px;
  height: 200px;
  position: relative;
}

.plate-ring {
  width: 200px;
  height: 200px;
  border-radius: 50%;
  border: 8px solid rgba(75, 163, 199, 0.2);
  position: relative;
  animation: float-slow 5s ease-in-out infinite;
}

.plate-segment {
  position: absolute;
  width: 50%;
  height: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
}

.plate-segment:nth-child(1) { top: 10%; left: 10%; animation: bounce-subtle 3s ease-in-out infinite; }
.plate-segment:nth-child(2) { top: 10%; right: 10%; animation: bounce-subtle 3s ease-in-out infinite 0.5s; }
.plate-segment:nth-child(3) { bottom: 10%; left: 10%; animation: bounce-subtle 3s ease-in-out infinite 1s; }
.plate-segment:nth-child(4) { bottom: 10%; right: 10%; animation: bounce-subtle 3s ease-in-out infinite 1.5s; }

.macro-label {
  position: absolute;
  font-size: 0.7rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 100px;
  color: #fff;
}

.macro-label.protein { bottom: -8px; left: 10px; background: var(--color-primary); }
.macro-label.carbs { bottom: -8px; right: 10px; background: var(--color-secondary); }
.macro-label.fat { top: -8px; left: 50%; transform: translateX(-50%); background: var(--color-accent); }

/* Water glass illustration */
.water-glass {
  width: 120px;
  height: 180px;
  border: 4px solid var(--color-primary);
  border-radius: 8px 8px 24px 24px;
  position: relative;
  overflow: hidden;
  background: rgba(255,255,255,0.3);
}

[data-theme="dark"] .water-glass { background: rgba(255,255,255,0.08); }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .water-glass { background: rgba(255,255,255,0.08); }
}

.water-fill {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 65%;
  background: linear-gradient(180deg, rgba(75, 163, 199, 0.4), rgba(75, 163, 199, 0.7));
  border-radius: 0 0 20px 20px;
}

.water-fill::before {
  content: '';
  position: absolute;
  top: -8px;
  left: -100%;
  width: 300%;
  height: 16px;
  background: radial-gradient(ellipse, rgba(75,163,199,0.6) 0%, transparent 70%);
  animation: wave 3s ease-in-out infinite;
}

.water-drops {
  position: absolute;
  top: -30px;
  display: flex;
  gap: 24px;
}

.water-drops span {
  font-size: 1.2rem;
  animation: float 2s ease-in-out infinite;
}

.water-drops span:nth-child(2) { animation-delay: 0.5s; }
.water-drops span:nth-child(3) { animation-delay: 1s; }

.glass-marks {
  position: absolute;
  right: 8px;
  top: 15%;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.glass-marks span {
  width: 16px;
  height: 2px;
  background: rgba(75, 163, 199, 0.3);
  border-radius: 1px;
}

/* Recipe card illustration */
.recipe-card-vis {
  width: 200px;
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  animation: float-slow 5s ease-in-out infinite;
}

.recipe-card-img {
  height: 100px;
  background: var(--gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
}

.recipe-card-body { padding: 16px; }
.recipe-card-body h4 { font-size: 0.85rem; margin-bottom: 8px; color: var(--color-text); }

.recipe-macros {
  display: flex;
  gap: 8px;
}

.recipe-macro {
  font-size: 0.65rem;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: 100px;
}

.recipe-macro.cal { background: rgba(232, 131, 58, 0.12); color: var(--color-secondary-text); }
.recipe-macro.pro { background: rgba(75, 163, 199, 0.12); color: var(--color-primary-text); }
.recipe-macro.carb { background: rgba(90, 175, 110, 0.12); color: var(--color-success-text); }

/* Chart bars illustration */
.chart-illustration {
  display: flex;
  align-items: flex-end;
  gap: 12px;
  height: 160px;
  padding: 0 20px;
}

.chart-bar {
  width: 28px;
  border-radius: 8px 8px 4px 4px;
  position: relative;
  transform-origin: bottom;
}

.chart-bar.visible { animation: bar-grow 1s ease-out backwards; }

.chart-bar:nth-child(1) { height: 60%; background: var(--color-primary); animation-delay: 0.1s; }
.chart-bar:nth-child(2) { height: 85%; background: var(--color-secondary); animation-delay: 0.2s; }
.chart-bar:nth-child(3) { height: 45%; background: var(--color-accent); animation-delay: 0.3s; }
.chart-bar:nth-child(4) { height: 95%; background: var(--color-success); animation-delay: 0.4s; }
.chart-bar:nth-child(5) { height: 70%; background: var(--color-primary); animation-delay: 0.5s; }
.chart-bar:nth-child(6) { height: 55%; background: var(--color-secondary); animation-delay: 0.6s; }
.chart-bar:nth-child(7) { height: 80%; background: var(--color-accent); animation-delay: 0.7s; }

/* Target/goals illustration */
.target-illustration {
  position: relative;
  width: 180px;
  height: 180px;
  animation: float-slow 5s ease-in-out infinite;
}

.target-ring {
  position: absolute;
  border-radius: 50%;
  border: 4px solid;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.target-ring:nth-child(1) { width: 180px; height: 180px; border-color: rgba(75, 163, 199, 0.2); }
.target-ring:nth-child(2) { width: 130px; height: 130px; border-color: rgba(232, 131, 58, 0.3); }
.target-ring:nth-child(3) { width: 80px; height: 80px; border-color: rgba(232, 93, 117, 0.4); }

.target-center {
  position: absolute;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--gradient);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  animation: pulse-glow 2s ease-in-out infinite;
}

.target-center svg { width: 20px; height: 20px; margin: 8px; }

/* ===== Highlights Grid ===== */
.highlights-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

@media (max-width: 768px) {
  .highlights-grid { grid-template-columns: 1fr; }
}

.highlight-card {
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  padding: 32px 24px;
  box-shadow: var(--shadow);
  text-align: center;
  transition: transform 0.3s, box-shadow 0.3s;
}

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

.highlight-icon {
  width: 64px;
  height: 64px;
  border-radius: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  transition: transform 0.3s;
}

.highlight-card:hover .highlight-icon { transform: scale(1.1) rotate(-3deg); }

.highlight-icon svg { width: 30px; height: 30px; }

.highlight-icon.dark-mode { background: linear-gradient(135deg, #2C2417 60%, #4BA3C7); }
.highlight-icon.bilingual { background: linear-gradient(135deg, rgba(75, 163, 199, 0.15), rgba(232, 131, 58, 0.15)); }
.highlight-icon.export { background: linear-gradient(135deg, rgba(90, 175, 110, 0.15), rgba(75, 163, 199, 0.15)); }

.highlight-card h3 { margin-bottom: 8px; font-size: 1.1rem; }
.highlight-card p { color: var(--color-text-light); font-size: 0.9rem; }

/* ===== Privacy Page ===== */
.privacy-content {
  max-width: 720px;
  margin: 0 auto;
}

.privacy-section {
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  padding: 32px;
  margin-bottom: 20px;
  box-shadow: var(--shadow);
  transition: transform 0.3s, box-shadow 0.3s;
  position: relative;
  overflow: hidden;
}

.privacy-section:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.privacy-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  bottom: 0;
  width: 4px;
}

.privacy-section:nth-child(1)::before { background: var(--color-primary); }
.privacy-section:nth-child(2)::before { background: var(--color-secondary); }
.privacy-section:nth-child(3)::before { background: var(--color-success); }
.privacy-section:nth-child(4)::before { background: var(--color-accent); }
.privacy-section:nth-child(5)::before { background: var(--color-primary); }
.privacy-section:nth-child(6)::before { background: var(--color-secondary); }

.privacy-section h2 {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 1.25rem;
  margin-bottom: 12px;
}

.privacy-section h2 .privacy-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.privacy-section h2 .privacy-icon svg { width: 20px; height: 20px; }

.privacy-section p { color: var(--color-text-light); line-height: 1.7; }

/* ===== About Page ===== */
.about-mission {
  max-width: 720px;
  margin: 0 auto;
  text-align: center;
}

.about-mission p {
  color: var(--color-text-light);
  font-size: 1.1rem;
  line-height: 1.8;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  max-width: 720px;
  margin: 0 auto;
}

.stats-grid-4 {
  grid-template-columns: repeat(4, 1fr);
  max-width: 960px;
}

@media (max-width: 1024px) {
  .stats-grid-4 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .stats-grid, .stats-grid-4 { grid-template-columns: 1fr; }
}

.stat-card {
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  padding: 36px 24px;
  text-align: center;
  box-shadow: var(--shadow);
  transition: transform 0.3s;
  position: relative;
  overflow: hidden;
}

.stat-card::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient);
  transform: scaleX(0);
  transition: transform 0.4s;
}

.stat-card:hover { transform: translateY(-4px); }
.stat-card:hover::after { transform: scaleX(1); }

.stat-number {
  font-size: 3rem;
  font-weight: 800;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.1;
}

.stat-card p {
  color: var(--color-text-light);
  margin-top: 8px;
  font-size: 0.95rem;
}

/* ===== FAQ ===== */
.faq-list {
  max-width: 720px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  background: var(--color-surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
  transition: box-shadow 0.3s;
}

.faq-item:hover { box-shadow: var(--shadow-lg); }

.faq-question {
  width: 100%;
  background: none;
  border: none;
  padding: 22px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text);
  cursor: pointer;
  text-align: left;
  font-family: inherit;
  transition: color 0.2s;
}

.faq-question:hover { color: var(--color-primary-text); }

.faq-toggle {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(75, 163, 199, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-left: 16px;
  transition: transform 0.3s, background 0.3s;
}

.faq-toggle svg { width: 14px; height: 14px; color: var(--color-primary-text); }

.faq-item.open .faq-toggle {
  transform: rotate(45deg);
  background: var(--color-primary);
}

.faq-item.open .faq-toggle svg { color: #fff; }

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.faq-answer p {
  padding: 0 24px 22px;
  color: var(--color-text-light);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* ===== Scroll Animations ===== */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

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

.fade-in-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.fade-in-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.fade-in-right {
  opacity: 0;
  transform: translateX(40px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.fade-in-right.visible {
  opacity: 1;
  transform: translateX(0);
}

.scale-in {
  opacity: 0;
  transform: scale(0.85);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.scale-in.visible {
  opacity: 1;
  transform: scale(1);
}

/* Staggered children */
.stagger-children .fade-in:nth-child(1) { transition-delay: 0s; }
.stagger-children .fade-in:nth-child(2) { transition-delay: 0.1s; }
.stagger-children .fade-in:nth-child(3) { transition-delay: 0.2s; }
.stagger-children .fade-in:nth-child(4) { transition-delay: 0.3s; }
.stagger-children .fade-in:nth-child(5) { transition-delay: 0.4s; }
.stagger-children .fade-in:nth-child(6) { transition-delay: 0.5s; }

/* ===== Three Pillars (Home) ===== */
.pillars {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

@media (max-width: 768px) {
  .pillars { grid-template-columns: 1fr; }
}

.pillar-card {
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  padding: 40px 28px;
  text-align: center;
  box-shadow: var(--shadow);
  transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.3s;
  position: relative;
  overflow: hidden;
}

.pillar-card::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 4px;
}

.pillar-card:nth-child(1)::after { background: var(--gradient-success); }
.pillar-card:nth-child(2)::after { background: var(--gradient-accent); }
.pillar-card:nth-child(3)::after { background: var(--gradient); }

.pillar-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg), var(--shadow-glow);
}

.pillar-icon {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  transition: transform 0.3s;
}

.pillar-card:hover .pillar-icon { transform: scale(1.1); }

.pillar-icon svg { width: 36px; height: 36px; }

.pillar-icon.privacy-pillar {
  background: linear-gradient(135deg, #5AAF6E, #4BA3C7);
  box-shadow: 0 6px 24px rgba(90, 175, 110, 0.3);
}

.pillar-icon.tracking-pillar {
  background: linear-gradient(135deg, #E85D75, #E8833A);
  box-shadow: 0 6px 24px rgba(232, 93, 117, 0.3);
}

.pillar-icon.free-pillar {
  background: linear-gradient(135deg, #4BA3C7, #E8833A);
  box-shadow: 0 6px 24px rgba(75, 163, 199, 0.3);
}

.pillar-card h3 {
  font-size: 1.4rem;
  margin-bottom: 12px;
}

.pillar-card p {
  color: var(--color-text-light);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* Free badge */
.badge.free-badge {
  background: rgba(75, 163, 199, 0.1);
  color: var(--color-primary-text);
}
.badge.free-badge .badge-icon { background: rgba(75, 163, 199, 0.15); }

/* ===== Language Toggle ===== */
.lang-toggle {
  font-weight: 600;
  font-size: 0.9rem;
  padding: 6px 14px;
  border-radius: 8px;
  background: rgba(75, 163, 199, 0.1);
  color: var(--color-primary-text);
  text-decoration: none;
  transition: background 0.2s, transform 0.2s;
  white-space: nowrap;
}

.lang-toggle:hover {
  background: rgba(75, 163, 199, 0.2);
  transform: translateY(-1px);
  text-decoration: none;
}

/* ===== Theme Toggle ===== */
.theme-toggle {
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
  border-radius: 8px;
  color: var(--color-text);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s, transform 0.2s;
}

.theme-toggle:hover {
  background: rgba(75, 163, 199, 0.1);
  transform: translateY(-1px);
}

.theme-toggle .icon-sun,
.theme-toggle .icon-moon {
  width: 20px;
  height: 20px;
}

/* Default (light): show moon, hide sun */
.theme-toggle .icon-sun { display: none; }
.theme-toggle .icon-moon { display: block; }

/* Explicit dark: show sun, hide moon */
[data-theme="dark"] .theme-toggle .icon-sun { display: block; }
[data-theme="dark"] .theme-toggle .icon-moon { display: none; }

/* System dark (not overridden to light): show sun, hide moon */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .theme-toggle .icon-sun { display: block; }
  :root:not([data-theme="light"]) .theme-toggle .icon-moon { display: none; }
}

/* ===== Focus Visible ===== */
.btn:focus-visible,
.theme-toggle:focus-visible,
.hamburger:focus-visible,
.lang-toggle:focus-visible,
.faq-question:focus-visible,
.nav-links a:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* ===== Reduced Motion ===== */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  html { scroll-behavior: auto; }
}

/* ===== Dark-mode shimmer fix ===== */
[data-theme="dark"] .btn::after {
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.08), transparent);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .btn::after {
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.08), transparent);
  }
}

/* ===== RTL Support ===== */
[dir="rtl"] body {
  text-align: right;
}

[dir="rtl"] .nav-links a:not(.btn)::after {
  left: auto;
  right: 0;
}

[dir="rtl"] .faq-question {
  text-align: right;
}

[dir="rtl"] .faq-toggle {
  margin-left: 0;
  margin-right: 16px;
}

[dir="rtl"] .footer-col ul a {
  transition: color 0.2s, padding-right 0.2s;
}

[dir="rtl"] .footer-col ul a:hover {
  padding-left: 0;
  padding-right: 4px;
}

[dir="rtl"] .feature-text h2 {
  flex-direction: row;
}

[dir="rtl"] .privacy-section h2 {
  flex-direction: row;
}

[dir="rtl"] .privacy-section::before {
  left: auto;
  right: 0;
}

[dir="rtl"] .feature-section:nth-child(even) .feature-row {
  direction: ltr;
}

[dir="rtl"] .feature-section:nth-child(even) .feature-row > * {
  direction: rtl;
}

[dir="rtl"] .feature-section:nth-child(odd) .feature-row {
  direction: rtl;
}

[dir="rtl"] .feature-section:nth-child(odd) .feature-row > * {
  direction: rtl;
}

@media (max-width: 768px) {
  [dir="rtl"] .feature-section:nth-child(even) .feature-row,
  [dir="rtl"] .feature-section:nth-child(odd) .feature-row {
    direction: rtl;
  }
}

[dir="rtl"] .glass-marks {
  right: auto;
  left: 8px;
}