/* ===========================================================
   Design System — السنبلات السبع العالمية
   نظام تصميم مؤسسي عربي (RTL) متكامل
   =========================================================== */

@import url('https://fonts.googleapis.com/css2?family=Cairo:wght@300;400;500;600;700;800;900&display=swap');

/* ---------- Tokens ---------- */
:root {
  /* Brand */
  --color-primary: #0E5E3A;
  --color-primary-dark: #094427;
  --color-primary-light: #1A7A4D;
  --color-primary-soft: #E8F3EE;

  --color-accent: #A39161;
  --color-accent-dark: #8A7A4F;
  --color-accent-soft: #F5F1E6;

  /* Neutrals */
  --color-text: #1A2332;
  --color-text-muted: #5C6B7F;
  --color-text-light: #8A95A5;
  --color-bg: #FBFBF9;
  --color-surface: #FFFFFF;
  --color-border: #E8E5DC;
  --color-border-strong: #D1CDBF;

  /* Semantic */
  --color-success: #1E8E5E;
  --color-success-soft: #E5F4EC;
  --color-danger: #C0392B;
  --color-danger-soft: #FBEAE7;
  --color-warning: #B7791F;
  --color-warning-soft: #FBF3E0;
  --color-info: #2C5F8D;
  --color-info-soft: #E8F0F7;

  /* Typography */
  --font-family: 'Cairo', 'Segoe UI', Tahoma, Arial, sans-serif;
  --font-size-xs: 12px;
  --font-size-sm: 13px;
  --font-size-base: 15px;
  --font-size-md: 16px;
  --font-size-lg: 18px;
  --font-size-xl: 22px;
  --font-size-2xl: 28px;
  --font-size-3xl: 36px;
  --font-size-4xl: 48px;

  /* Spacing */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --space-7: 48px;
  --space-8: 64px;
  --space-9: 96px;

  /* Radius */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-xl: 20px;
  --radius-full: 999px;

  /* Shadows */
  --shadow-xs: 0 1px 2px rgba(15, 23, 42, 0.04);
  --shadow-sm: 0 2px 6px rgba(15, 23, 42, 0.06);
  --shadow-md: 0 8px 24px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 16px 40px rgba(15, 23, 42, 0.10);
  --shadow-focus: 0 0 0 3px rgba(14, 94, 58, 0.18);

  /* Transitions */
  --t-fast: 120ms ease;
  --t-base: 200ms ease;
  --t-slow: 320ms ease;

  /* Layout */
  --container-max: 1240px;
  --header-h: 78px;
  --topbar-h: 38px;
}

/* ---------- Reset & Base ---------- */
*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  font-family: var(--font-family) !important;
  font-size: var(--font-size-base);
  line-height: 1.7;
  color: var(--color-text);
  background: var(--color-bg);
  margin: 0;
  direction: rtl;
  text-align: right;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-family);
  color: var(--color-text);
  margin: 0 0 var(--space-3) 0;
  line-height: 1.35;
  font-weight: 800;
}
h1 { font-size: var(--font-size-3xl); }
h2 { font-size: var(--font-size-2xl); }
h3 { font-size: var(--font-size-xl); }
h4 { font-size: var(--font-size-lg); }

p { margin: 0 0 var(--space-3) 0; color: var(--color-text-muted); }

a { color: var(--color-primary); text-decoration: none; transition: color var(--t-fast); }
a:hover { color: var(--color-primary-dark); }

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

/* ---------- Container ---------- */
.ds-container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-4);
}

/* ---------- Buttons ---------- */
.ds-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 11px 22px;
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  font-weight: 700;
  line-height: 1;
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--t-base);
  white-space: nowrap;
  text-decoration: none;
}
.ds-btn:focus-visible { outline: none; box-shadow: var(--shadow-focus); }
.ds-btn:disabled { opacity: 0.55; cursor: not-allowed; }

.ds-btn-primary { background: var(--color-primary); color: #fff; }
.ds-btn-primary:hover { background: var(--color-primary-dark); color: #fff; transform: translateY(-1px); }

.ds-btn-accent { background: var(--color-accent); color: #fff; }
.ds-btn-accent:hover { background: var(--color-accent-dark); color: #fff; transform: translateY(-1px); }

.ds-btn-donate {
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-dark));
  color: #fff;
  box-shadow: 0 6px 16px rgba(163, 145, 97, 0.32);
}
.ds-btn-donate:hover { color: #fff; transform: translateY(-2px); box-shadow: 0 10px 22px rgba(163, 145, 97, 0.42); }

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

.ds-btn-ghost { background: transparent; color: var(--color-text); }
.ds-btn-ghost:hover { background: var(--color-border); }

.ds-btn-light {
  background: #fff;
  color: var(--color-text);
  border-color: var(--color-border);
}
.ds-btn-light:hover { background: var(--color-bg); border-color: var(--color-border-strong); }

.ds-btn-sm { padding: 7px 14px; font-size: var(--font-size-sm); border-radius: var(--radius-sm); }
.ds-btn-lg { padding: 14px 28px; font-size: var(--font-size-lg); }
.ds-btn-block { display: flex; width: 100%; }

/* ---------- Section Header ---------- */
.ds-section { padding: var(--space-8) 0; }
.ds-section-tight { padding: var(--space-6) 0; }

.ds-section-header { text-align: center; margin-bottom: var(--space-6); }
.ds-section-header .ds-eyebrow {
  display: inline-block;
  font-size: var(--font-size-xs);
  letter-spacing: 2px;
  font-weight: 700;
  color: var(--color-accent);
  text-transform: uppercase;
  margin-bottom: var(--space-2);
}
.ds-section-header h2 {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--space-3);
  position: relative;
  display: inline-block;
}
.ds-section-header h2::after {
  content: '';
  display: block;
  width: 60px;
  height: 3px;
  background: var(--color-accent);
  margin: var(--space-3) auto 0;
  border-radius: 2px;
}
.ds-section-header p { max-width: 640px; margin: 0 auto; color: var(--color-text-muted); }

/* ---------- Cards ---------- */
.ds-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform var(--t-base), box-shadow var(--t-base);
  display: flex;
  flex-direction: column;
  height: 100%;
}
.ds-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }

.ds-card-img {
  position: relative;
  height: 200px;
  overflow: hidden;
  background: var(--color-primary-soft);
}
.ds-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--t-slow);
}
.ds-card:hover .ds-card-img img { transform: scale(1.05); }

.ds-card-body { padding: var(--space-4); display: flex; flex-direction: column; gap: var(--space-3); flex: 1; }
.ds-card-title { font-size: var(--font-size-md); font-weight: 700; color: var(--color-text); margin: 0; line-height: 1.5; min-height: 48px; }
.ds-card-title a { color: inherit; }
.ds-card-footer { margin-top: auto; }

/* ---------- Badges ---------- */
.ds-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  font-size: var(--font-size-xs);
  font-weight: 700;
  border-radius: var(--radius-full);
  line-height: 1.4;
}
.ds-badge-primary { background: var(--color-primary-soft); color: var(--color-primary-dark); }
.ds-badge-accent { background: var(--color-accent-soft); color: var(--color-accent-dark); }
.ds-badge-danger { background: var(--color-danger-soft); color: var(--color-danger); }
.ds-badge-warning { background: var(--color-warning-soft); color: var(--color-warning); }
.ds-badge-info { background: var(--color-info-soft); color: var(--color-info); }
.ds-badge-floating {
  position: absolute;
  top: var(--space-3);
  right: var(--space-3);
  z-index: 2;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  box-shadow: var(--shadow-xs);
}

/* ---------- Form Controls ---------- */
.ds-input, .ds-select {
  width: 100%;
  padding: 11px 14px;
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  color: var(--color-text);
  background: var(--color-surface);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-md);
  transition: border-color var(--t-fast), box-shadow var(--t-fast);
  text-align: right;
}
/* Auto-LTR for fields that contain non-Arabic data */
.ds-input[type="email"],
.ds-input[type="tel"],
.ds-input[type="number"],
.ds-input[type="url"],
.ds-input[type="password"],
.ds-input.ds-ltr,
.ds-input[dir="ltr"],
input[dir="ltr"] {
  direction: ltr !important;
  text-align: left !important;
  font-family: 'Segoe UI', 'Tahoma', 'Cairo', sans-serif;
}
/* Placeholders follow input direction explicitly (some browsers ignore) */
.ds-input[dir="ltr"]::placeholder,
.ds-input[type="email"]::placeholder,
.ds-input[type="tel"]::placeholder,
.ds-input[type="number"]::placeholder,
.ds-input[type="password"]::placeholder {
  direction: ltr;
  text-align: left;
}
/* When LTR input is inside an input-group (with RTL addon), keep number on left */
.ds-input-group .ds-input[type="tel"],
.ds-input-group .ds-input[type="email"],
.ds-input-group .ds-input[type="number"],
.ds-input-group .ds-input.ds-ltr,
.ds-input-group .ds-input[dir="ltr"] {
  direction: ltr !important;
  text-align: left !important;
}
.ds-input:focus, .ds-select:focus { outline: none; border-color: var(--color-primary); box-shadow: var(--shadow-focus); }
.ds-input::placeholder { color: var(--color-text-light); }

/* Input group: wrapper carries the visual border. Children are borderless. */
.ds-input-group {
  display: flex;
  align-items: stretch;
  width: 100%;
  background: var(--color-surface);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color var(--t-fast), box-shadow var(--t-fast);
}
.ds-input-group:focus-within {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-focus);
}
/* Addon: first in DOM → visually on RIGHT in RTL */
.ds-input-group .ds-input-group-addon {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 16px;
  min-width: 64px;
  background: var(--color-primary-soft);
  border: 0;
  border-left: 1px solid var(--color-border-strong);
  border-radius: 0;
  font-size: var(--font-size-base);
  font-weight: 700;
  color: var(--color-primary-dark);
  white-space: nowrap;
  font-family: 'Segoe UI', Tahoma, sans-serif;
  flex-shrink: 0;
}
/* Input: borderless inside the group */
.ds-input-group .ds-input {
  flex: 1;
  min-width: 0;
  border: 0 !important;
  border-radius: 0 !important;
  background: transparent !important;
  padding: 11px 14px;
}
.ds-input-group .ds-input:focus {
  outline: 0;
  box-shadow: none !important;
}

.ds-label { display: block; margin-bottom: var(--space-2); font-size: var(--font-size-sm); font-weight: 600; color: var(--color-text); }

/* ---------- Quick Amount Chips ---------- */
.ds-amounts { display: flex; flex-wrap: wrap; gap: var(--space-2); }
.ds-amount {
  padding: 7px 14px;
  background: var(--color-bg);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: 700;
  color: var(--color-text);
  cursor: pointer;
  transition: all var(--t-fast);
  font-family: var(--font-family);
}
.ds-amount:hover { border-color: var(--color-primary); color: var(--color-primary); }
.ds-amount.active { background: var(--color-primary); color: #fff; border-color: var(--color-primary); }

/* ---------- Progress Bar ---------- */
.ds-progress {
  background: var(--color-border);
  border-radius: var(--radius-full);
  height: 8px;
  overflow: hidden;
  margin: var(--space-2) 0;
}
.ds-progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--color-primary), var(--color-primary-light));
  border-radius: var(--radius-full);
  transition: width var(--t-slow);
}
.ds-progress-meta { display: flex; justify-content: space-between; font-size: var(--font-size-xs); color: var(--color-text-muted); }

/* ---------- Hero ---------- */
.ds-hero {
  position: relative;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: #fff;
  padding: var(--space-8) 0 var(--space-9);
  overflow: hidden;
}
.ds-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 20% 20%, rgba(163, 145, 97, 0.18) 0%, transparent 40%),
    radial-gradient(circle at 80% 60%, rgba(26, 122, 77, 0.30) 0%, transparent 50%);
  pointer-events: none;
}
.ds-hero-inner { position: relative; z-index: 1; display: grid; grid-template-columns: 1.1fr 1fr; gap: var(--space-7); align-items: center; }
.ds-hero h1 { color: #fff; font-size: var(--font-size-4xl); line-height: 1.25; margin-bottom: var(--space-4); }
.ds-hero h1 .accent { color: var(--color-accent); }
.ds-hero .lead { color: rgba(255,255,255,0.88); font-size: var(--font-size-lg); margin-bottom: var(--space-5); }
.ds-hero-actions { display: flex; gap: var(--space-3); flex-wrap: wrap; }

.ds-hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
  margin-top: var(--space-7);
  padding-top: var(--space-5);
  border-top: 1px solid rgba(255,255,255,0.18);
}
.ds-hero-stat { text-align: right; }
.ds-hero-stat .num { display: block; font-size: var(--font-size-2xl); font-weight: 900; color: var(--color-accent); }
.ds-hero-stat .lbl { display: block; font-size: var(--font-size-sm); color: rgba(255,255,255,0.78); margin-top: 2px; }

.ds-hero-visual {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: 0 30px 60px rgba(0,0,0,0.25);
  aspect-ratio: 4 / 3;
}
.ds-hero-visual img { width: 100%; height: 100%; object-fit: cover; }

/* ---------- Category Tabs / Pills ---------- */
.ds-tabs {
  display: flex;
  gap: var(--space-2);
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: var(--space-6);
}
.ds-tab {
  padding: 9px 20px;
  background: var(--color-surface);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-full);
  font-family: var(--font-family);
  font-size: var(--font-size-sm);
  font-weight: 700;
  color: var(--color-text);
  cursor: pointer;
  transition: all var(--t-fast);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.ds-tab:hover { border-color: var(--color-primary); color: var(--color-primary); }
.ds-tab.active { background: var(--color-primary); color: #fff; border-color: var(--color-primary); }
.ds-tab .count {
  font-size: 11px;
  background: rgba(0,0,0,0.08);
  padding: 1px 8px;
  border-radius: var(--radius-full);
}
.ds-tab.active .count { background: rgba(255,255,255,0.22); color: #fff; }

/* ---------- Project Grid ---------- */
.ds-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-5);
}

/* ---------- Trust Strip ---------- */
.ds-trust {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-4);
}
.ds-trust-item { display: flex; align-items: center; gap: var(--space-3); }
.ds-trust-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: var(--color-primary-soft);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  flex-shrink: 0;
}
.ds-trust-text strong { display: block; font-size: var(--font-size-sm); color: var(--color-text); font-weight: 700; }
.ds-trust-text span { font-size: var(--font-size-xs); color: var(--color-text-muted); }

/* ---------- Stats Section ---------- */
.ds-stats-section {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: #fff;
  padding: var(--space-7) 0;
  position: relative;
  overflow: hidden;
}
.ds-stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-5); position: relative; z-index: 1; }
.ds-stat-card { text-align: center; }
.ds-stat-card .icon { font-size: 32px; color: var(--color-accent); margin-bottom: var(--space-2); }
.ds-stat-card .num { font-size: var(--font-size-3xl); font-weight: 900; color: #fff; display: block; line-height: 1.1; }
.ds-stat-card .lbl { font-size: var(--font-size-sm); color: rgba(255,255,255,0.85); margin-top: 4px; display: block; }

/* ---------- Top Bar ---------- */
.ds-topbar {
  background: var(--color-primary-dark);
  color: rgba(255,255,255,0.92);
  font-size: var(--font-size-sm);
  padding: 8px 0;
}
.ds-topbar a { color: #fff; opacity: 0.92; }
.ds-topbar a:hover { opacity: 1; color: var(--color-accent); }
.ds-topbar-inner { display: flex; align-items: center; justify-content: space-between; }
.ds-topbar-links { display: flex; gap: var(--space-4); align-items: center; }
.ds-topbar-links .sep { opacity: 0.4; }

/* ---------- Header ---------- */
.ds-header {
  background: #fff;
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-xs);
}
.ds-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-h);
  gap: var(--space-5);
}
.ds-logo img { height: 48px; width: auto; }
.ds-nav { display: flex; gap: var(--space-5); align-items: center; }
.ds-nav a {
  color: var(--color-text);
  font-weight: 600;
  font-size: var(--font-size-base);
  padding: 8px 4px;
  position: relative;
  transition: color var(--t-fast);
}
.ds-nav a:hover { color: var(--color-primary); }
.ds-nav a.active { color: var(--color-primary); }
.ds-nav a.active::after {
  content: '';
  position: absolute;
  bottom: -2px;
  right: 0; left: 0;
  height: 2.5px;
  background: var(--color-accent);
  border-radius: 2px;
}
.ds-header-actions { display: flex; align-items: center; gap: var(--space-3); }

.ds-cart-btn {
  position: relative;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: var(--color-primary-soft);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  border: none;
  cursor: pointer;
  transition: all var(--t-fast);
}
.ds-cart-btn:hover { background: var(--color-primary); color: #fff; }
.ds-cart-badge {
  position: absolute;
  top: -4px;
  left: -4px;
  background: var(--color-accent);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  min-width: 20px;
  height: 20px;
  border-radius: var(--radius-full);
  padding: 0 6px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.ds-burger {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--color-border);
  background: #fff;
  border-radius: var(--radius-md);
  cursor: pointer;
  align-items: center;
  justify-content: center;
  color: var(--color-text);
  font-size: 18px;
}

/* ---------- Footer ---------- */
.ds-footer {
  background: #0B1622;
  color: rgba(255,255,255,0.78);
  padding: var(--space-8) 0 0;
  margin-top: var(--space-8);
}
.ds-footer h4 { color: #fff; font-size: var(--font-size-md); margin-bottom: var(--space-4); position: relative; padding-bottom: var(--space-2); }
.ds-footer h4::after { content: ''; position: absolute; bottom: 0; right: 0; width: 36px; height: 2px; background: var(--color-accent); }
.ds-footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: var(--space-6); }
.ds-footer a { color: rgba(255,255,255,0.78); }
.ds-footer a:hover { color: var(--color-accent); }
.ds-footer-links { list-style: none; padding: 0; margin: 0; }
.ds-footer-links li { margin-bottom: var(--space-2); display: flex; gap: 6px; align-items: center; }
.ds-footer-links li i { color: var(--color-accent); font-size: 12px; }
.ds-footer-contact { font-size: var(--font-size-sm); line-height: 2; }
.ds-footer-contact strong { color: #fff; }
.ds-footer-newsletter { display: flex; gap: var(--space-2); margin-top: var(--space-3); }
.ds-footer-newsletter input {
  flex: 1;
  padding: 10px 14px;
  border: 1px solid rgba(255,255,255,0.18);
  background: rgba(255,255,255,0.06);
  color: #fff;
  border-radius: var(--radius-md);
  font-family: var(--font-family);
  font-size: var(--font-size-sm);
}
.ds-footer-newsletter input::placeholder { color: rgba(255,255,255,0.5); }
.ds-footer-social { display: flex; gap: var(--space-2); margin-top: var(--space-4); }
.ds-footer-social a {
  width: 36px; height: 36px;
  border-radius: var(--radius-md);
  background: rgba(255,255,255,0.08);
  display: flex; align-items: center; justify-content: center;
  color: #fff;
  transition: all var(--t-fast);
}
.ds-footer-social a:hover { background: var(--color-accent); color: #fff; }
.ds-footer-apps { display: flex; gap: var(--space-2); margin-top: var(--space-3); }
.ds-footer-apps img { height: 40px; }

.ds-copyright {
  margin-top: var(--space-7);
  padding: var(--space-4) 0;
  border-top: 1px solid rgba(255,255,255,0.08);
  display: flex;
  justify-content: space-between;
  font-size: var(--font-size-sm);
  color: rgba(255,255,255,0.6);
  flex-wrap: wrap;
  gap: var(--space-3);
}

/* ---------- Page Title (inner pages) ---------- */
.ds-page-title {
  background: linear-gradient(135deg, var(--color-primary-soft) 0%, var(--color-accent-soft) 100%);
  padding: var(--space-7) 0;
  text-align: center;
  border-bottom: 1px solid var(--color-border);
}
.ds-page-title h1 { color: var(--color-primary); margin-bottom: var(--space-2); }
.ds-page-title .crumbs { color: var(--color-text-muted); font-size: var(--font-size-sm); }
.ds-page-title .crumbs a { color: var(--color-text-muted); }
.ds-page-title .crumbs .sep { margin: 0 8px; opacity: 0.5; }

/* ---------- Auth / Form Card ---------- */
.ds-auth-wrap { display: flex; min-height: calc(100vh - var(--header-h)); }
.ds-auth-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-7);
  max-width: 480px;
  width: 100%;
  margin: var(--space-7) auto;
  box-shadow: var(--shadow-md);
}
.ds-form-row { margin-bottom: var(--space-4); }
.ds-form-row .help { font-size: var(--font-size-xs); color: var(--color-text-muted); margin-top: 4px; }

/* ---------- Utilities ---------- */
.ds-text-center { text-align: center; }
.ds-text-muted { color: var(--color-text-muted); }
.ds-mt-0 { margin-top: 0 !important; }
.ds-mt-2 { margin-top: var(--space-2); }
.ds-mt-3 { margin-top: var(--space-3); }
.ds-mt-4 { margin-top: var(--space-4); }
.ds-mt-5 { margin-top: var(--space-5); }
.ds-mb-3 { margin-bottom: var(--space-3); }
.ds-mb-5 { margin-bottom: var(--space-5); }
.ds-gap-2 { gap: var(--space-2); }
.ds-gap-3 { gap: var(--space-3); }
.ds-flex { display: flex; }
.ds-flex-center { display: flex; align-items: center; justify-content: center; }
.ds-flex-between { display: flex; align-items: center; justify-content: space-between; }
.ds-hidden { display: none !important; }

/* ---------- Cart Drawer ---------- */
.ds-cart-drawer {
  position: fixed;
  top: 0;
  left: 0;
  height: 100vh;
  width: 420px;
  max-width: 92vw;
  background: #fff;
  box-shadow: var(--shadow-lg);
  transform: translateX(-100%);
  transition: transform var(--t-slow);
  z-index: 1000;
  display: flex;
  flex-direction: column;
}
.ds-cart-drawer.open { transform: translateX(0); }
.ds-cart-overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.4);
  z-index: 999;
  opacity: 0; visibility: hidden;
  transition: opacity var(--t-base);
}
.ds-cart-overlay.open { opacity: 1; visibility: visible; }
.ds-cart-head {
  padding: var(--space-4);
  border-bottom: 1px solid var(--color-border);
  display: flex; align-items: center; justify-content: space-between;
}

/* ---------- Mobile Nav ---------- */
.ds-mobile-nav {
  position: fixed; top: 0; right: 0;
  height: 100vh; width: 320px; max-width: 90vw;
  background: #fff;
  z-index: 1000;
  transform: translateX(100%);
  transition: transform var(--t-slow);
  padding: var(--space-5);
  overflow-y: auto;
}
.ds-mobile-nav.open { transform: translateX(0); }
.ds-mobile-nav ul { list-style: none; padding: 0; margin: var(--space-4) 0 0; }
.ds-mobile-nav ul li { border-bottom: 1px solid var(--color-border); }
.ds-mobile-nav ul a { display: block; padding: var(--space-3) 0; color: var(--color-text); font-weight: 600; }

/* ---------- Checkout / Form layout helpers ---------- */
.ds-checkout-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: var(--space-5);
  align-items: start;
}
.ds-checkout-summary { position: sticky; top: calc(var(--header-h) + 20px); }

.ds-form-grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-4); }
.ds-form-grid-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: var(--space-3); }
.ds-paymethod-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-3); }

.ds-stepper {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  margin-bottom: var(--space-6);
  flex-wrap: wrap;
}
.ds-step { display: flex; align-items: center; gap: 8px; font-weight: 700; color: var(--color-text-muted); }
.ds-step.active { color: var(--color-primary); }
.ds-step.done { color: var(--color-success); }
.ds-step .num {
  width: 32px; height: 32px;
  border-radius: 50%;
  background: var(--color-border); color: var(--color-text-muted);
  display: flex; align-items: center; justify-content: center;
  font-size: 14px;
}
.ds-step.active .num { background: var(--color-primary); color: #fff; }
.ds-step.done .num { background: var(--color-success); color: #fff; }
.ds-step-sep { color: var(--color-border-strong); }

/* ---------- Hero decorative elements ---------- */
.ds-hero-visual { position: relative; }
.ds-hero-badge {
  position: absolute;
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 12px 16px;
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: var(--font-size-sm);
  color: var(--color-text);
  animation: dsFloat 4s ease-in-out infinite;
}
.ds-hero-badge .icon {
  width: 36px; height: 36px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 16px; color: #fff;
}
.ds-hero-badge.top-right { top: 20px; right: 20px; animation-delay: 0s; }
.ds-hero-badge.bottom-left { bottom: 20px; left: 20px; animation-delay: 1.2s; }
@keyframes dsFloat { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-8px); } }

/* ---------- Responsive ---------- */
@media (max-width: 991px) {
  .ds-hero-inner { grid-template-columns: 1fr; }
  .ds-hero-visual { aspect-ratio: 16 / 10; max-width: 560px; margin: 0 auto; }
  .ds-stats-grid { grid-template-columns: repeat(2, 1fr); gap: var(--space-5); }
  .ds-footer-grid { grid-template-columns: repeat(2, 1fr); gap: var(--space-6); }
  .ds-trust { grid-template-columns: repeat(2, 1fr); }
  .ds-checkout-grid { grid-template-columns: 1fr; }
  .ds-checkout-summary { position: static; }
}

@media (max-width: 768px) {
  :root { --header-h: 64px; --font-size-3xl: 28px; --font-size-4xl: 32px; --font-size-2xl: 22px; --space-7: 36px; --space-8: 48px; }
  .ds-nav { display: none; }
  .ds-burger { display: flex; }
  .ds-container { padding: 0 var(--space-3); }

  .ds-hero { padding: var(--space-6) 0 var(--space-7); }
  .ds-hero-stats { grid-template-columns: repeat(3, 1fr); gap: var(--space-2); padding-top: var(--space-4); margin-top: var(--space-5); }
  .ds-hero-stat .num { font-size: var(--font-size-lg); }
  .ds-hero-stat .lbl { font-size: 11px; }
  .ds-hero-actions .ds-btn { flex: 1; justify-content: center; }
  .ds-hero-actions { width: 100%; }
  .ds-hero-badge { padding: 8px 12px; font-size: 12px; }
  .ds-hero-badge .icon { width: 28px; height: 28px; font-size: 13px; }

  .ds-stats-grid { grid-template-columns: repeat(2, 1fr); }
  .ds-section { padding: var(--space-6) 0; }
  .ds-grid { grid-template-columns: 1fr; gap: var(--space-4); }
  .ds-trust { grid-template-columns: 1fr; }
  .ds-footer-grid { grid-template-columns: 1fr; }
  .ds-copyright { flex-direction: column; text-align: center; }
  .ds-auth-card { padding: var(--space-4); margin: var(--space-3) auto; }

  .ds-checkout-grid { grid-template-columns: 1fr; gap: var(--space-4); }
  .ds-checkout-summary { position: static; order: -1; }
  .ds-form-grid-2 { grid-template-columns: 1fr; gap: var(--space-3); }
  .ds-form-grid-3 { grid-template-columns: 1fr 1fr; gap: var(--space-3); }
  .ds-form-grid-3 > *:first-child { grid-column: span 2; }

  .ds-stepper { gap: var(--space-2); margin-bottom: var(--space-4); }
  .ds-step { font-size: var(--font-size-sm); }
  .ds-step .num { width: 28px; height: 28px; font-size: 12px; }
  .ds-step span:last-child { display: none; }
  .ds-step-sep { display: none; }
  .ds-stepper .ds-step span:last-child { display: inline; font-size: 11px; }

  .ds-page-title { padding: var(--space-5) 0; }
  .ds-page-title h1 { font-size: var(--font-size-2xl); }

  .ds-card { border-radius: var(--radius-md); }
  .ds-section-header h2 { font-size: var(--font-size-xl); }

  /* Tabs scrollable on mobile */
  .ds-tabs {
    flex-wrap: nowrap;
    overflow-x: auto;
    justify-content: flex-start;
    padding-bottom: 6px;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: thin;
  }
  .ds-tab { flex-shrink: 0; padding: 8px 14px; font-size: 12px; }

  /* Bank/Project cards: stack on mobile */
  .ds-card[style*="flex-direction: row"] { flex-direction: column !important; text-align: center; }

  /* Forms */
  .ds-input, .ds-select { font-size: 16px; } /* prevent iOS zoom */
  .ds-btn-lg { padding: 12px 22px; font-size: var(--font-size-base); }
}

@media (max-width: 480px) {
  .ds-paymethod-grid { grid-template-columns: 1fr; }
  .ds-hero h1 { font-size: var(--font-size-2xl); }
  .ds-hero .lead { font-size: var(--font-size-base); }
  .ds-hero-actions { flex-direction: column; }
  .ds-hero-actions .ds-btn { width: 100%; }
  .ds-hero-stats { grid-template-columns: 1fr 1fr; gap: var(--space-2); }
  .ds-hero-stats .ds-hero-stat:nth-child(3) { grid-column: span 2; border-top: 1px solid rgba(255,255,255,0.18); padding-top: var(--space-2); }
}

/* Override legacy body font */
body { font-family: var(--font-family) !important; }