/* ==========================================================
    Zoalk Landing Styles - زولك (app_main.css)
    - Mobile-first
    - Pure CSS3
    - BEM naming
    - Modular Scale (typography)
    - Golden Ratio-inspired spacing
    - RTL friendly spacing using logical properties
    - Performance-first font strategy (local/system + @font-face placeholder)
   ========================================================== */

  /* ---------- Font Strategy (Local/System First + Local Hosting Ready) ----------
    لاحقاً: ضع ملفات الخط داخل /fonts وفعّلها بدون تغيير HTML.
    ملاحظة: local() سيستخدم الخط إن كان مثبتاً على النظام.
------------------------------------------------------------------------- */
@font-face {
  font-family: "ZwlK-Cairo";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src:
    local("Cairo Regular"),
    local("Cairo"),
    url("fonts/Cairo-Regular.woff2") format("woff2");
}
@font-face {
  font-family: "ZwlK-Cairo";
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src:
    local("Cairo SemiBold"),
    local("Cairo"),
    url("fonts/Cairo-SemiBold.woff2") format("woff2");
}
@font-face {
  font-family: "ZwlK-Cairo";
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src:
    local("Cairo Bold"),
    local("Cairo"),
    url("fonts/Cairo-Bold.woff2") format("woff2");
}


/* ---------- Design Tokens ---------- */
:root{
  /* Brand Colors */
  --c-navy: #003366;
  --c-navy-900: #001a33;
  --c-gold: #DAA520;

  /* Neutrals */
  --c-bg: #f8fafc;
  --c-surface: #ffffff;
  --c-text: #0f172a;
  --c-muted: #475569;
  --c-border: rgba(15, 23, 42, 0.12);

  /* Shadows */
  --shadow-1: 0 10px 30px rgba(2, 6, 23, 0.10);
  --shadow-2: 0 16px 54px rgba(2, 6, 23, 0.18);

  /* Radius */
  --radius: 16px;
  --radius-lg: 22px;

  /* Container (Mobile-first) */
  --container: 1120px;
  --gutter: 20px; /* iPhone SE friendly */

  /* Typography */
  --ff: "ZwlK-Cairo", "Cairo",
        "Noto Sans Arabic", "Noto Kufi Arabic",
        "Tajawal", "Almarai",
        system-ui, -apple-system, "Segoe UI",
        Tahoma, Arial, sans-serif;

  --lh-text: 1.6;
  --lh-head: 1.3;

  /* Modular Scale (gentle) */
  --ms: 1.125;
  --fs-0: 1rem;                         /* base */
  --fs--1: calc(var(--fs-0) / var(--ms));
  --fs--2: calc(var(--fs--1) / var(--ms));
  --fs-1: calc(var(--fs-0) * var(--ms));
  --fs-2: calc(var(--fs-1) * var(--ms));
  --fs-3: calc(var(--fs-2) * var(--ms));
  --fs-4: calc(var(--fs-3) * var(--ms));

  /* Golden Ratio-inspired spacing (≈ 1.618) */
  --s-1: 8px;
  --s-2: 13px;
  --s-3: 21px;
  --s-4: 34px;
  --s-5: 55px;
  --s-6: 89px;

  /* Motion */
  --ease: cubic-bezier(.2, .9, .2, 1);
  --dur: 180ms;

  /* Tap Target */
  --tap: 48px;
}

/* Progressive enhancement for larger screens (keeps Mobile-first behavior) */
@media (min-width: 720px){
  :root{
    --gutter: 28px;
    --ms: 1.14;
    --fs-0: 1.0625rem;
  }
}
@media (min-width: 1024px){
  :root{
    --gutter: 32px;
    --ms: 1.16;
    --fs-0: 1.0625rem;
  }
}

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

html { scroll-behavior: smooth; }

body.site{
  margin: 0;
  font-family: var(--ff);
  font-size: var(--fs-0);
  line-height: var(--lh-text);
  color: var(--c-text);
  background: var(--c-bg);
  overflow-x: hidden;
  text-rendering: optimizeLegibility;
}

img, svg { max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
strong { font-weight: 700; }

.mono{
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  white-space: nowrap;
}

/* Accessibility */
.skip-link{
  position: absolute;
  inset-inline-start: var(--s-2);
  inset-block-start: var(--s-2);
  padding: 10px 12px;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: 12px;
  box-shadow: var(--shadow-1);
  transform: translateY(-140%);
  transition: transform var(--dur) var(--ease);
  z-index: 9999;
}
.skip-link:focus{ transform: translateY(0); }

:focus-visible{
  outline: 3px solid color-mix(in srgb, var(--c-gold), transparent 35%);
  outline-offset: 2px;
}

/* ---------- Layout ---------- */
.container{
  width: min(var(--container), calc(100% - (var(--gutter) * 2)));
  margin-inline: auto;
}

/* Icons (SVG sprite via <use>) */
.icon{
  width: 1.1em;
  height: 1.1em;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.6;
  vector-effect: non-scaling-stroke;
}
.icon--lg{ width: 1.6em; height: 1.6em; }

/* Links */
.link{
  color: var(--c-text);
  opacity: 0.94;
  transition: opacity var(--dur) var(--ease), transform var(--dur) var(--ease), background var(--dur) var(--ease);
}
.link:hover{ opacity: 1; transform: translateY(-1px); }

.link--inline{
  display: inline-flex;
  gap: 10px;
  align-items: center;
}
.link--icon{
  display: inline-flex;
  gap: 10px;
  align-items: center;
}

/* Badge */
.badge{
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.10);
  border: 1px solid rgba(255, 255, 255, 0.22);
  color: #fff;
  font-weight: 700;
  font-size: var(--fs--1);
}
.badge__icon{ color: var(--c-gold); }

/* Buttons (Tap target ≥ 48px) */
.btn{
  appearance: none;
  border: 0;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;

  min-height: var(--tap);
  padding-block: 12px;
  padding-inline: 16px;

  border-radius: 14px;
  font: inherit;
  font-weight: 800;
  line-height: 1;

  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease), background var(--dur) var(--ease);
  user-select: none;
  -webkit-tap-highlight-color: transparent;
}
.btn:active{ transform: translateY(1px); }
.btn--block{ width: 100%; }
.btn--lg{
  padding-inline: 18px;
  border-radius: 16px;
}

/* اللمسة الذهبية: ذهبي مركز في CTA فقط */
.btn--primary{
  background: var(--c-gold);
  color: #0b1220;
  box-shadow: 0 12px 26px rgba(218, 165, 32, 0.22);
}
.btn--primary:hover{ box-shadow: 0 16px 34px rgba(218, 165, 32, 0.30); }

.btn--ghost{
  background: rgba(255, 255, 255, 0.14);
  border: 1px solid rgba(255, 255, 255, 0.24);
  color: #fff;
}

.btn__icon{ transform: translateX(-1px); }

/* Spinner */
.btn__spinner{
  display: none;
  width: 18px;
  height: 18px;
  border-radius: 999px;
  border: 3px solid rgba(11, 18, 32, 0.18);
  border-top-color: rgba(11, 18, 32, 0.72);
  animation: spin 900ms linear infinite;
}
@keyframes spin{ to{ transform: rotate(360deg); } }

/* ---------- Header ---------- */
.header{
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in srgb, var(--c-bg), transparent 8%);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--c-border);
}
.header__inner{
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: var(--s-2);
  gap: var(--s-2);
}

.header__nav{
  display: inline-flex;
  align-items: center;
  gap: var(--s-2);
}

/* Tap target for nav link */
.header__link{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: var(--tap);
  padding-inline: 12px;
  border-radius: 12px;
}
.header__link:hover{
  background: rgba(15, 23, 42, 0.05);
}

.brand{
  display: inline-flex;
  align-items: center;
  gap: var(--s-2);
}
.brand__mark{
  width: var(--tap);
  height: var(--tap);
  display: grid;
  place-items: center;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--c-navy), var(--c-navy-900));
  color: #fff;
  box-shadow: var(--shadow-1);

  /* subtle gold edge */
  outline: 1px solid color-mix(in srgb, var(--c-gold), transparent 78%);
  outline-offset: 0;
}

.brand__name{
  font-weight: 900;
  font-size: var(--fs-1);
  line-height: var(--lh-head);
}

.brand__tag{
  display: none;
}

@media (min-width: 720px) {
  .brand__tag{
    display: block;
      font-size: var(--fs--1);
      color: var(--c-muted);
      margin-top: 2px;
  }
}


/* ---------- Hero ---------- */
.hero{
  position: relative;
  overflow: clip;
  padding-block: var(--s-5);
  background: linear-gradient(135deg, var(--c-navy) 0%, var(--c-navy-900) 100%);
  color: #fff;
}
.hero__bg{
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0.12;
}
.hero__pattern{
  width: 100%;
  height: 100%;
}

.hero__container{
  position: relative;
  z-index: 1;

  /* Mobile-first: stack */
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--s-4);
  align-items: start;
}

.hero__title{
  margin: var(--s-2) 0 var(--s-2);
  font-size: var(--fs-4);
  line-height: var(--lh-head);
  letter-spacing: -0.2px;
}
.hero__lead{
  margin: 0;
  font-size: var(--fs-1);
  line-height: var(--lh-text);
  opacity: 0.97;
}

.hero__points{
  list-style: none;
  padding: 0;
  margin: var(--s-3) 0 0;
  display: grid;
  gap: var(--s-2);
}
.point{
  display: flex;
  align-items: center;
  gap: var(--s-2);
  padding: 12px 14px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.10);
  border: 1px solid rgba(255, 255, 255, 0.18);
}
.point__icon{ color: var(--c-gold); }

.hero__actions{
  display: flex;
  flex-wrap: wrap;
  gap: var(--s-2);
  margin-top: var(--s-4);
}

.hero__note{
  margin-top: var(--s-3);
  font-size: var(--fs--1);
  opacity: 0.90;
}

/* Hero Card */
.hero__card{ align-self: stretch; }

.card{
  background: rgba(255, 255, 255, 0.10);
  border: 1px solid rgba(255, 255, 255, 0.20);
  border-radius: var(--radius-lg);
  padding: var(--s-3);
  box-shadow: var(--shadow-2);

  /* Gold as premium hint (subtle) */
  border-top-color: color-mix(in srgb, var(--c-gold), transparent 55%);
}
.card__title{
  margin: 0 0 var(--s-2);
  font-size: var(--fs-2);
  line-height: var(--lh-head);
}

.steps{
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: var(--s-2);
}
.steps__item{
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: var(--s-2);
  align-items: start;
}
.steps__num{
  width: 34px;
  height: 34px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  background: rgba(218, 165, 32, 0.18);
  border: 1px solid rgba(218, 165, 32, 0.36);
  color: #fff;
  font-weight: 900;
}
.steps__text{
  opacity: 0.96;
  font-size: var(--fs-0);
}

.card__cta{
  margin-top: var(--s-3);
}

.trust{
  margin-top: var(--s-3);
  padding-top: var(--s-2);
  border-top: 1px solid rgba(255, 255, 255, 0.18);
  display: flex;
  gap: var(--s-2);
  flex-wrap: wrap;
}
.trust__item{
  display: inline-flex;
  align-items: center;
  gap: 10px;
  opacity: 0.95;
  font-size: var(--fs--1);
}
.trust__icon{ color: var(--c-gold); }

/* Two columns on larger screens (upgrade only) */
@media (min-width: 980px){
  .hero__container{
    grid-template-columns: 1.2fr 0.8fr;
    gap: var(--s-5);
  }
  .hero{ padding-block: var(--s-6); }
}

/* ---------- Newsletter ---------- */
.nl{
  padding-block: var(--s-5);
  background:
    radial-gradient(1200px 600px at 20% 10%, rgba(0, 51, 102, 0.08), transparent 55%),
    radial-gradient(900px 500px at 90% 30%, rgba(218, 165, 32, 0.10), transparent 55%),
    var(--c-bg);
}

.nl__container{
  display: grid;
  grid-template-columns: 1fr; /* mobile-first */
  gap: var(--s-4);
  align-items: start;
}

.nl__title{
  margin: 0 0 var(--s-2);
  font-size: var(--fs-3);
  line-height: var(--lh-head);
}
.nl__lead{
  margin: 0;
  color: var(--c-muted);
  font-size: var(--fs-0);
}

.nl__bullets{
  list-style: none;
  padding: 0;
  margin: var(--s-3) 0 0;
  display: grid;
  gap: var(--s-2);
}
.bullet{
  display: flex;
  gap: var(--s-2);
  align-items: center;
  color: var(--c-text);
  font-size: var(--fs-0);
}
.bullet__icon{ color: var(--c-gold); }

.nl__formWrap{
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-1);
  padding: var(--s-3);

  /* subtle premium gold edge */
  outline: 1px solid color-mix(in srgb, var(--c-gold), transparent 85%);
  outline-offset: 0;
}

@media (min-width: 920px){
  .nl__container{
    grid-template-columns: 1fr 1fr;
    gap: var(--s-5);
  }
}

/* Form */
.form{ display: grid; gap: var(--s-2); }
.form__field{ display: grid; gap: 8px; }

.form__label{
  font-weight: 800;
  font-size: var(--fs--1);
}

.form__input{
  width: 100%;
  min-height: var(--tap);
  padding-block: 12px;
  padding-inline: 14px;

  border-radius: 14px;
  border: 1px solid var(--c-border);
  background: #fff;

  font: inherit;
  font-size: var(--fs-0);
  line-height: var(--lh-text);

  transition: border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.form__input:focus{
  border-color: color-mix(in srgb, var(--c-gold), transparent 25%);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--c-gold), transparent 86%);
  outline: none;
}

.form__hint{
  margin: 0;
  color: var(--c-muted);
  font-size: var(--fs--1);
}

.form__privacy{
  margin: 0;
  color: var(--c-muted);
  font-size: var(--fs--1);
}

/* Honeypot */
.form__hp{
  position: absolute;
  inset-inline-start: -9999px;
  inset-block-start: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

/* Toast */
.toast{
  margin-top: 8px;
  border-radius: 14px;
  padding: 12px 14px;
  border: 1px solid var(--c-border);
  background: #fff;
  color: var(--c-text);
  font-size: var(--fs--1);
}
.toast--hidden{ display: none; }

/* Golden, elegant success */
.toast--ok{
  border-color: color-mix(in srgb, var(--c-gold), transparent 38%);
  background: color-mix(in srgb, var(--c-gold), #fff 90%);
}
.toast--err{
  border-color: rgba(220, 38, 38, 0.25);
  background: rgba(220, 38, 38, 0.06);
}

/* ---------- Footer ---------- */
.footer{
  border-top: 1px solid var(--c-border);
  background: #fff;
}
.footer__inner{
  padding-block: var(--s-3);
  display: flex;
  flex-wrap: wrap;
  gap: var(--s-2);
  align-items: center;
  justify-content: space-between;
}
.footer__brand{
  margin: 0;
  font-weight: 900;
  font-size: var(--fs-0);
  line-height: var(--lh-head);
}
.footer__name{ color: var(--c-navy); }
.footer__sep{ opacity: 0.45; padding-inline: 6px; }
.footer__copy{
  margin: 4px 0 0;
  color: var(--c-muted);
  font-size: var(--fs--1);
}
.footer__links{
  display: flex;
  flex-wrap: wrap;
  gap: var(--s-2);
}

/* Noscript */
.noscript{
  padding: 12px 16px;
  background: #fff;
  border-top: 1px solid var(--c-border);
  color: var(--c-muted);
  font-size: var(--fs--1);
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior: auto; }
  *{ transition: none !important; animation: none !important; }
}