/* ==========================================================================
   JeddahCool — نظام التصميم الرئيسي
   الهوية: تباين "الحرارة ↔ البرودة" — من رمال جدة الحارة إلى برودة الهواء
   ========================================================================== */

:root{
  /* الألوان */
  --navy-deep:#0B2545;      /* نص أساسي / خلفيات داكنة */
  --navy-mid:#123A6B;
  --cool-cyan:#0FA8C9;      /* لون البرودة — العنصر المميز */
  --cool-cyan-light:#5FD3EC;
  --desert-gold:#E8962E;    /* لون الحرارة/الطاقة — أزرار CTA */
  --desert-gold-dark:#C97A18;
  --sky-wash:#F4F9FC;       /* خلفية عامة فاتحة بتدرج أزرق خفيف */
  --sand-line:#E4EEF3;      /* فواصل وحدود */
  --ink-soft:#43586B;       /* نص ثانوي */
  --white:#FFFFFF;
  --success:#1E8E5A;
  --danger:#C0392B;

  /* الخطوط */
  --font-display:'Cairo', 'Tajawal', sans-serif;
  --font-body:'Tajawal', 'Cairo', sans-serif;

  /* القياسات */
  --radius-s:8px;
  --radius-m:16px;
  --radius-l:28px;
  --container:1180px;
  --shadow-card:0 10px 30px -14px rgba(11,37,69,.18);
  --shadow-pop:0 18px 40px -12px rgba(11,37,69,.28);
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-body);
  color:var(--navy-deep);
  background:var(--sky-wash);
  line-height:1.75;
  direction:rtl;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:inherit;text-decoration:none;}
ul{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{
  font-family:var(--font-display);
  font-weight:800;
  line-height:1.3;
  margin:0 0 .6em;
  color:var(--navy-deep);
}
h1{font-size:clamp(2rem,4.5vw,2.9rem);}
h2{font-size:clamp(1.5rem,3vw,2.1rem);}
h3{font-size:clamp(1.15rem,2vw,1.4rem);}
p{margin:0 0 1em;color:var(--ink-soft);}
.container{max-width:var(--container);margin-inline:auto;padding-inline:20px;}
section{padding:64px 0;}
.section-tight{padding:40px 0;}

/* ===== خلفية الأثير — نمط "موجات الهواء البارد" الموقّع ===== */
.airflow-bg{
  position:relative;
  overflow:hidden;
}
.airflow-bg::before{
  content:"";
  position:absolute;inset:0;
  background-image:repeating-linear-gradient(100deg,
    rgba(15,168,201,.06) 0px, rgba(15,168,201,.06) 2px,
    transparent 2px, transparent 34px);
  pointer-events:none;
}

.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-family:var(--font-display);
  font-weight:700;font-size:.85rem;
  color:var(--cool-cyan);
  background:rgba(15,168,201,.1);
  padding:6px 16px;border-radius:999px;
  margin-bottom:16px;
}
.eyebrow::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--desert-gold);}

/* ===== الأزرار ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  font-family:var(--font-display);font-weight:700;font-size:1rem;
  padding:15px 30px;border-radius:var(--radius-s);
  border:2px solid transparent;cursor:pointer;
  transition:transform .18s ease, box-shadow .18s ease, background .18s ease;
  white-space:nowrap;
}
.btn:active{transform:translateY(1px);}
.btn-call{
  background:var(--desert-gold);color:var(--white);
  box-shadow:0 12px 24px -10px rgba(232,150,46,.6);
}
.btn-call:hover{background:var(--desert-gold-dark);}
.btn-whatsapp{
  background:#25D366;color:var(--white);
  box-shadow:0 12px 24px -10px rgba(37,211,102,.55);
}
.btn-whatsapp:hover{background:#1DA851;}
.btn-outline{
  background:transparent;border-color:var(--cool-cyan);color:var(--cool-cyan);
}
.btn-outline:hover{background:var(--cool-cyan);color:var(--white);}
.btn-dark{background:var(--navy-deep);color:var(--white);}
.btn-dark:hover{background:var(--navy-mid);}
.btn-block{width:100%;}
.btn svg{flex-shrink:0;}

/* ===== الهيدر ===== */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(244,249,252,.92);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--sand-line);
}
.header-inner{
  display:flex;align-items:center;justify-content:space-between;
  padding-block:14px;
}
.logo{
  font-family:var(--font-display);font-weight:800;font-size:1.4rem;
  color:var(--navy-deep);display:flex;align-items:center;gap:8px;
}
.logo span{color:var(--cool-cyan);}
.main-nav{display:flex;align-items:center;gap:28px;}
.main-nav a{
  font-weight:600;font-size:.95rem;color:var(--navy-mid);
  position:relative;padding:6px 0;
}
.main-nav a::after{
  content:"";position:absolute;right:0;bottom:0;width:0;height:2px;
  background:var(--cool-cyan);transition:width .2s ease;
}
.main-nav a:hover::after,.main-nav a.active::after{width:100%;}
.header-cta{display:flex;align-items:center;gap:12px;}
.header-phone{
  display:flex;align-items:center;gap:8px;
  font-family:var(--font-display);font-weight:800;font-size:1.05rem;
  color:var(--navy-deep);
}
.header-phone svg{color:var(--desert-gold);}
.nav-toggle{
  display:none;background:none;border:none;cursor:pointer;
  width:44px;height:44px;position:relative;
}
.nav-toggle span,.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;right:10px;width:24px;height:2.5px;
  background:var(--navy-deep);border-radius:2px;transition:.25s;
}
.nav-toggle span{top:21px;}
.nav-toggle span::before{top:-8px;}
.nav-toggle span::after{top:8px;}
.nav-toggle.open span{background:transparent;}
.nav-toggle.open span::before{transform:rotate(45deg);top:0;}
.nav-toggle.open span::after{transform:rotate(-45deg);top:0;}

/* ===== شريط الاتصال الثابت (موبايل) ===== */
.sticky-cta-bar{
  position:fixed;bottom:0;right:0;left:0;z-index:70;
  display:flex;
  box-shadow:0 -8px 24px rgba(11,37,69,.15);
}
.sticky-cta-bar a{
  flex:1;display:flex;align-items:center;justify-content:center;gap:8px;
  padding:16px 10px;font-family:var(--font-display);font-weight:700;
  font-size:.95rem;color:var(--white);
}
.sticky-cta-bar .call{background:var(--desert-gold);}
.sticky-cta-bar .whatsapp{background:#25D366;}

/* ===== الهيرو ===== */
.hero{
  position:relative;overflow:hidden;
  background:linear-gradient(120deg,var(--navy-deep) 0%,var(--navy-mid) 45%,var(--cool-cyan) 130%);
  color:var(--white);padding:70px 0 90px;
}
.hero::after{
  content:"";position:absolute;inset:0;
  background-image:repeating-linear-gradient(115deg, rgba(255,255,255,.05) 0 2px, transparent 2px 40px);
}
.hero-grid{
  position:relative;z-index:1;
  display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:center;
}
.hero h1{color:var(--white);}
.hero .eyebrow{background:rgba(255,255,255,.14);color:var(--cool-cyan-light);}
.hero-lead{color:rgba(255,255,255,.85);font-size:1.08rem;max-width:52ch;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px;}
.trust-row{
  display:flex;flex-wrap:wrap;gap:22px;margin-top:34px;
  padding-top:24px;border-top:1px solid rgba(255,255,255,.18);
}
.trust-item{display:flex;align-items:center;gap:10px;font-size:.92rem;color:rgba(255,255,255,.9);}
.trust-item strong{font-family:var(--font-display);font-size:1.3rem;display:block;color:var(--white);}
.hero-panel{
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.22);
  border-radius:var(--radius-l);
  padding:30px;backdrop-filter:blur(6px);
}
.hero-panel h3{color:var(--white);font-size:1.15rem;}
.gauge{
  display:flex;align-items:center;justify-content:space-between;
  background:rgba(11,37,69,.35);border-radius:var(--radius-m);
  padding:18px 22px;margin-bottom:14px;
}
.gauge .label{font-size:.85rem;color:rgba(255,255,255,.75);}
.gauge .value{font-family:var(--font-display);font-weight:800;font-size:1.4rem;color:var(--cool-cyan-light);}

/* ===== بطاقات الخدمات ===== */
.services-grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:22px;margin-top:36px;
}
.service-card{
  background:var(--white);border-radius:var(--radius-m);
  padding:28px 24px;box-shadow:var(--shadow-card);
  border:1px solid var(--sand-line);
  transition:transform .22s ease, box-shadow .22s ease;
}
.service-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-pop);}
.service-icon{
  width:56px;height:56px;border-radius:14px;
  background:linear-gradient(135deg,var(--cool-cyan),var(--navy-mid));
  display:flex;align-items:center;justify-content:center;color:var(--white);
  margin-bottom:16px;
}
.service-card h3{font-size:1.1rem;}
.service-card p{font-size:.92rem;margin-bottom:14px;}
.service-card .more{color:var(--cool-cyan);font-weight:700;font-size:.9rem;display:inline-flex;align-items:center;gap:6px;}

/* ===== قسم فاتح/داكن عام ===== */
.section-dark{background:var(--navy-deep);color:var(--white);}
.section-dark h2,.section-dark h3{color:var(--white);}
.section-dark p{color:rgba(255,255,255,.75);}
.section-alt{background:var(--white);}
.section-head{max-width:640px;margin-bottom:20px;}
.section-head.center{margin-inline:auto;text-align:center;}

/* ===== خطوات العمل ===== */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:34px;}
.step{position:relative;padding-inline-start:0;}
.step-num{
  font-family:var(--font-display);font-weight:800;font-size:2.2rem;
  color:var(--cool-cyan);opacity:.5;margin-bottom:6px;
}
.step h4{font-size:1.05rem;margin-bottom:6px;}
.step p{font-size:.9rem;}

/* ===== لماذا نحن / مزايا ===== */
.features-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:32px;}
.feature{
  display:flex;gap:16px;background:var(--white);
  border:1px solid var(--sand-line);border-radius:var(--radius-m);
  padding:22px;box-shadow:var(--shadow-card);
}
.feature-icon{
  flex-shrink:0;width:46px;height:46px;border-radius:12px;
  background:rgba(232,150,46,.12);color:var(--desert-gold-dark);
  display:flex;align-items:center;justify-content:center;
}
.feature h4{font-size:1rem;margin-bottom:4px;}
.feature p{font-size:.88rem;margin:0;}

/* ===== الأحياء (Local SEO) ===== */
.areas-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:30px;}
.area-chip{
  display:flex;align-items:center;justify-content:space-between;
  background:var(--white);border:1px solid var(--sand-line);
  border-radius:var(--radius-s);padding:14px 18px;font-weight:700;
  transition:.2s;
}
.area-chip:hover{border-color:var(--cool-cyan);color:var(--cool-cyan);}

/* ===== آراء العملاء ===== */
.testimonials{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:32px;}
.testimonial{
  background:var(--white);border-radius:var(--radius-m);padding:26px;
  border:1px solid var(--sand-line);box-shadow:var(--shadow-card);
}
.stars{color:var(--desert-gold);letter-spacing:2px;margin-bottom:10px;font-size:1rem;}
.testimonial p{font-size:.94rem;color:var(--navy-mid);}
.testimonial-author{font-weight:700;font-size:.88rem;color:var(--navy-deep);margin-top:10px;}

/* ===== الأسئلة الشائعة ===== */
.faq-list{margin-top:28px;border-top:1px solid var(--sand-line);}
.faq-item{border-bottom:1px solid var(--sand-line);}
.faq-question{
  width:100%;text-align:right;background:none;border:none;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;
  padding:20px 4px;font-family:var(--font-display);font-weight:700;font-size:1.02rem;
  color:var(--navy-deep);
}
.faq-question .icon{
  flex-shrink:0;width:26px;height:26px;border-radius:50%;
  border:2px solid var(--cool-cyan);color:var(--cool-cyan);
  display:flex;align-items:center;justify-content:center;font-size:1rem;
  transition:transform .25s ease;
}
.faq-item.open .faq-question .icon{transform:rotate(45deg);}
.faq-answer{max-height:0;overflow:hidden;transition:max-height .3s ease;}
.faq-answer p{padding:0 4px 20px;font-size:.95rem;}

/* ===== نموذج الاتصال ===== */
.form-card{
  background:var(--white);border-radius:var(--radius-l);
  padding:34px;box-shadow:var(--shadow-pop);border:1px solid var(--sand-line);
}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.field{margin-bottom:16px;}
.field label{display:block;font-weight:700;font-size:.9rem;margin-bottom:6px;}
.field input,.field select,.field textarea{
  width:100%;padding:13px 16px;border:1.5px solid var(--sand-line);
  border-radius:var(--radius-s);font-family:var(--font-body);font-size:.95rem;
  background:var(--sky-wash);
}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--cool-cyan);
}
.form-note{font-size:.82rem;color:var(--ink-soft);margin-top:10px;}
.form-status{margin-top:14px;font-weight:700;font-size:.9rem;}
.form-status.success{color:var(--success);}
.form-status.error{color:var(--danger);}

/* ===== CTA شريطي ===== */
.cta-strip{
  background:linear-gradient(100deg,var(--navy-deep),var(--navy-mid));
  color:var(--white);border-radius:var(--radius-l);
  padding:36px 40px;display:flex;align-items:center;justify-content:space-between;
  gap:24px;flex-wrap:wrap;
}
.cta-strip h3{color:var(--white);margin-bottom:6px;}
.cta-strip p{color:rgba(255,255,255,.75);margin:0;}

/* ===== الفوتر ===== */
.site-footer{background:var(--navy-deep);color:rgba(255,255,255,.8);padding-top:56px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px;padding-bottom:36px;}
.footer-brand .logo{color:var(--white);}
.footer-brand p{color:rgba(255,255,255,.65);font-size:.9rem;max-width:32ch;}
.footer-col h4{color:var(--white);font-size:.95rem;margin-bottom:14px;}
.footer-col ul li{margin-bottom:10px;}
.footer-col a{color:rgba(255,255,255,.65);font-size:.9rem;}
.footer-col a:hover{color:var(--cool-cyan-light);}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:18px 0 90px;
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;
  font-size:.82rem;color:rgba(255,255,255,.55);
}

/* ===== خطوط عريضة عامة ===== */
.breadcrumb{font-size:.85rem;color:var(--ink-soft);padding:16px 0;}
.breadcrumb a{color:var(--cool-cyan);}
.breadcrumb span{margin:0 6px;}

.district-list-inline{display:flex;flex-wrap:wrap;gap:10px;margin-top:10px;}
.district-list-inline a{
  background:var(--white);border:1px solid var(--sand-line);
  padding:8px 16px;border-radius:999px;font-size:.85rem;font-weight:700;
}
.district-list-inline a:hover{border-color:var(--cool-cyan);color:var(--cool-cyan);}

.page-hero{
  background:linear-gradient(120deg,var(--navy-deep),var(--navy-mid) 70%);
  color:var(--white);padding:44px 0 56px;position:relative;overflow:hidden;
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background-image:repeating-linear-gradient(115deg, rgba(255,255,255,.05) 0 2px, transparent 2px 40px);
}
.page-hero .container{position:relative;z-index:1;}
.page-hero h1{color:var(--white);margin-bottom:10px;}
.page-hero p{color:rgba(255,255,255,.8);max-width:60ch;}

.two-col{display:grid;grid-template-columns:1.3fr .9fr;gap:36px;align-items:start;}
.info-box{
  background:var(--white);border:1px solid var(--sand-line);
  border-radius:var(--radius-m);padding:24px;box-shadow:var(--shadow-card);
  position:sticky;top:96px;
}
.info-box h4{font-size:1rem;}
.info-box .price-tag{
  font-family:var(--font-display);font-weight:800;color:var(--desert-gold-dark);
  font-size:1.4rem;margin-bottom:6px;
}
.checklist li{display:flex;gap:10px;margin-bottom:10px;font-size:.92rem;color:var(--ink-soft);}
.checklist li::before{content:"✓";color:var(--success);font-weight:800;}

.error-page{
  min-height:60vh;display:flex;flex-direction:column;align-items:center;justify-content:center;
  text-align:center;padding:80px 20px;
}
.error-code{
  font-family:var(--font-display);font-weight:800;font-size:6rem;
  color:var(--cool-cyan);opacity:.35;line-height:1;
}

/* ===== لازي لود صورة ===== */
img[loading="lazy"]{background:linear-gradient(90deg,#eaf3f7,#f4f9fc,#eaf3f7);}

/* ==========================================================================
   الاستجابة
   ========================================================================== */
@media (max-width:1024px){
  .services-grid{grid-template-columns:repeat(2,1fr);}
  .features-grid{grid-template-columns:repeat(2,1fr);}
  .areas-grid{grid-template-columns:repeat(3,1fr);}
  .testimonials{grid-template-columns:repeat(1,1fr);}
  .steps{grid-template-columns:repeat(2,1fr);}
  .hero-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .two-col{grid-template-columns:1fr;}
  .info-box{position:static;}
}
@media (max-width:760px){
  .main-nav,.header-phone{display:none;}
  .nav-toggle{display:block;}
  .main-nav.open{
    display:flex;position:absolute;top:100%;right:0;left:0;
    background:var(--white);flex-direction:column;padding:14px 20px 20px;
    gap:0;border-bottom:1px solid var(--sand-line);box-shadow:var(--shadow-card);
  }
  .main-nav.open a{padding:12px 0;border-bottom:1px solid var(--sand-line);width:100%;}
  body{padding-bottom:64px;}
  .sticky-cta-bar{display:flex;}
  .services-grid,.areas-grid,.features-grid{grid-template-columns:1fr 1fr;}
  .footer-grid{grid-template-columns:1fr;}
  .cta-strip{flex-direction:column;text-align:center;}
  .form-row{grid-template-columns:1fr;}
}
@media (min-width:761px){
  .sticky-cta-bar{display:none;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;}
}