/* ===== رنگ‌های برند رامان ===== */
:root {
  --yellow: #F4BD1A;
  --yellow-soft: #FFF6D9;
  --navy: #1E3357;
  --navy-dark: #15253F;
  --ink: #1D1D1F;
  --white: #FFFFFF;
  --radius: 22px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: Vazirmatn, Tahoma, sans-serif;
  color: var(--ink);
  background: var(--yellow);
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }

.container { width: 100%; max-width: 1180px; margin: 0 auto; padding: 0 20px; }

/* ===== هدر ===== */
.header { background: var(--navy); padding: 14px 0; position: sticky; top: 0; z-index: 10; box-shadow: 0 4px 20px rgba(0,0,0,.15); }
.header__inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.header__logo { height: 52px; width: auto; }
.header__call {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--yellow); color: var(--navy);
  font-weight: 700; padding: 9px 18px; border-radius: 999px; transition: transform .2s;
}
.header__call:hover { transform: translateY(-2px); }
.header__call svg { width: 18px; height: 18px; fill: currentColor; }

/* ===== هیرو ===== */
.hero { padding: 64px 0 72px; }
.hero__grid { display: grid; grid-template-columns: 1fr 1.25fr; gap: 48px; align-items: center; }

.badge {
  display: inline-block; direction: ltr;
  background: var(--navy); color: var(--yellow);
  font-weight: 800; letter-spacing: 3px; text-transform: uppercase;
  font-size: .85rem; padding: 6px 18px; border-radius: 999px; margin-bottom: 18px;
}
.hero h1 { font-size: clamp(1.5rem, 2.8vw, 2.2rem); font-weight: 800; line-height: 1.6; color: var(--navy); }
.hero h1 span { display: inline-block; font-size: 2em; font-weight: 900; line-height: 1.3; background: var(--white); padding: 0 18px; border-radius: 16px; margin-bottom: 8px; }
.hero__lead { font-size: 1.15rem; font-weight: 500; margin: 18px 0 20px; }

.perks { list-style: none; display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 28px; }
.perks li {
  background: var(--white); border-radius: 999px; padding: 6px 16px;
  font-weight: 700; font-size: .95rem; color: var(--navy);
}
.perks li::before { content: "✓"; margin-left: 6px; color: var(--yellow); background: var(--navy); border-radius: 50%; padding: 0 5px; font-size: .75rem; }

.hero__actions { display: flex; flex-wrap: wrap; gap: 12px; }
.btn { display: inline-block; padding: 13px 26px; border-radius: 14px; font-weight: 700; transition: transform .2s, box-shadow .2s; }
.btn:hover { transform: translateY(-2px); box-shadow: 0 8px 20px rgba(0,0,0,.15); }
.btn--dark { background: var(--navy); color: var(--white); }
.btn--light { background: var(--white); color: var(--navy); }

/* ===== اسلایدشو ===== */
.slider {
  position: relative; border-radius: var(--radius); overflow: hidden;
  background: var(--navy); box-shadow: 0 24px 50px rgba(30,51,87,.35);
  border: 6px solid var(--white);
}
.slider__track { position: relative; aspect-ratio: 941 / 489; }
.slide {
  position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover;
  opacity: 0; transition: opacity .8s ease;
}
.slide.is-active { opacity: 1; }

.slider__btn {
  position: absolute; top: 50%; transform: translateY(-50%);
  width: 42px; height: 42px; border-radius: 50%; border: 0; cursor: pointer;
  background: rgba(255,255,255,.9); color: var(--navy); font-size: 1.8rem; line-height: 1;
  display: grid; place-items: center; opacity: 0; transition: opacity .25s;
}
.slider:hover .slider__btn { opacity: 1; }
.slider__btn--prev { right: 12px; }
.slider__btn--next { left: 12px; }

.slider__dots { position: absolute; bottom: 12px; left: 0; right: 0; display: flex; justify-content: center; gap: 7px; }
.slider__dots button {
  width: 9px; height: 9px; border-radius: 999px; border: 0; cursor: pointer;
  background: rgba(255,255,255,.6); transition: width .3s, background .3s;
}
.slider__dots button.is-active { width: 26px; background: var(--navy); }

/* ===== محصولات ===== */
.products { background: var(--navy); color: var(--white); padding: 56px 0; text-align: center; }
h2 { font-size: 1.7rem; font-weight: 800; margin-bottom: 26px; }
.chips { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; }
.chips span {
  border: 1.5px solid rgba(255,255,255,.3); border-radius: 999px;
  padding: 7px 18px; font-weight: 500;
}
.chips .chip--accent { background: var(--yellow); color: var(--navy); border-color: var(--yellow); font-weight: 800; }

/* ===== تماس ===== */
.contact { background: var(--yellow-soft); padding: 64px 0; text-align: center; }
.contact h2 { color: var(--navy); }
.contact__grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.card {
  background: var(--white); border-radius: var(--radius); padding: 28px 18px;
  box-shadow: 0 6px 18px rgba(30,51,87,.08); transition: transform .2s, box-shadow .2s;
}
.card:hover { transform: translateY(-4px); box-shadow: 0 14px 30px rgba(30,51,87,.16); }
.card__icon {
  width: 56px; height: 56px; margin: 0 auto 14px; border-radius: 50%;
  background: var(--yellow); display: grid; place-items: center;
}
.card__icon svg { width: 26px; height: 26px; fill: var(--navy); }
.card h3 { font-size: 1.05rem; color: var(--navy); margin-bottom: 4px; }
.card p { font-weight: 500; color: #444; }
.ltr { direction: ltr; unicode-bidi: embed; font-weight: 700 !important; letter-spacing: .5px; }

/* ===== فوتر ===== */
.footer { background: var(--navy-dark); color: rgba(255,255,255,.75); text-align: center; padding: 20px 0; font-size: .9rem; }

/* ===== ریسپانسیو ===== */
@media (max-width: 900px) {
  .hero { padding: 40px 0 48px; }
  .hero__grid { grid-template-columns: 1fr; gap: 32px; text-align: center; }
  .perks, .hero__actions { justify-content: center; }
  .contact__grid { grid-template-columns: repeat(2, 1fr); }
  .slider__btn { opacity: 1; width: 34px; height: 34px; font-size: 1.4rem; }
}
@media (max-width: 520px) {
  .header__logo { height: 40px; }
  .header__call span { display: none; }
  .header__call { padding: 10px; }
  .slider { border-width: 4px; }
  .contact__grid { grid-template-columns: 1fr; }
}