/* ============================================
   ResellNom - Main Stylesheet
   Clean International Design System
   ============================================ */

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

:root {
  --clr-primary: #0057FF;
  --clr-primary-dark: #0041CC;
  --clr-primary-light: #EEF3FF;
  --clr-accent: #00D4AA;
  --clr-dark: #0A0F1E;
  --clr-text: #1A1F35;
  --clr-muted: #6B7280;
  --clr-border: #E5E7EB;
  --clr-bg: #FFFFFF;
  --clr-bg-muted: #F8F9FC;
  --clr-stripe: #635BFF;
  --clr-bkash: #E2136E;
  --clr-nagad: #F15A22;
  --ff-display: 'Syne', sans-serif;
  --ff-body: 'DM Sans', sans-serif;
  --radius: 12px;
  --radius-lg: 20px;
  --shadow: 0 4px 24px rgba(0,87,255,0.08);
  --shadow-lg: 0 12px 48px rgba(0,87,255,0.12);
  --transition: 0.2s ease;
  --max-w: 1180px;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--ff-body);
  font-size: 16px;
  line-height: 1.65;
  color: var(--clr-text);
  background: var(--clr-bg);
  -webkit-font-smoothing: antialiased;
}

.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 1.5rem;
}

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

/* ============ BUTTONS ============ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 1.4rem;
  border-radius: var(--radius);
  font-family: var(--ff-display);
  font-weight: 600;
  font-size: 0.9rem;
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
}
.btn--primary { background: var(--clr-primary); color: #fff; border-color: var(--clr-primary); }
.btn--primary:hover { background: var(--clr-primary-dark); border-color: var(--clr-primary-dark); transform: translateY(-1px); box-shadow: 0 6px 20px rgba(0,87,255,0.3); }
.btn--ghost { background: transparent; color: var(--clr-text); border-color: var(--clr-border); }
.btn--ghost:hover { border-color: var(--clr-primary); color: var(--clr-primary); }
.btn--outline { background: transparent; color: var(--clr-primary); border-color: var(--clr-primary); }
.btn--outline:hover { background: var(--clr-primary); color: #fff; }
.btn--outline-white { background: transparent; color: #fff; border-color: rgba(255,255,255,0.5); }
.btn--outline-white:hover { background: rgba(255,255,255,0.15); border-color: #fff; }
.btn--white { background: #fff; color: var(--clr-primary); }
.btn--white:hover { background: var(--clr-primary-light); }
.btn--lg { padding: 0.8rem 2rem; font-size: 1rem; }
.btn--full { width: 100%; justify-content: center; }

/* ============ TYPOGRAPHY ============ */
h1, h2, h3, h4, h5 { font-family: var(--ff-display); line-height: 1.2; font-weight: 700; }
.gradient-text { background: linear-gradient(135deg, var(--clr-primary), var(--clr-accent)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.section-label { display: inline-block; font-size: 0.78rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.12em; color: var(--clr-primary); background: var(--clr-primary-light); padding: 0.3rem 0.8rem; border-radius: 50px; margin-bottom: 1rem; }
.section-title { font-size: clamp(1.8rem, 3.5vw, 2.5rem); color: var(--clr-dark); margin-bottom: 1.5rem; }
.section-header { text-align: center; margin-bottom: 3.5rem; }
.section-pad { padding: 5rem 0; }

/* ============ NAV ============ */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--clr-border);
  transition: box-shadow var(--transition);
}
.nav.scrolled { box-shadow: var(--shadow); }
.nav__inner { display: flex; align-items: center; gap: 2rem; height: 70px; }
.nav__logo { display: flex; align-items: center; font-family: var(--ff-display); font-weight: 800; font-size: 1.3rem; color: var(--clr-dark); }
.logo-mark { display: inline-flex; align-items: center; justify-content: center; width: 32px; height: 32px; background: var(--clr-primary); color: #fff; border-radius: 8px; margin-right: 0.3rem; font-size: 1.1rem; }
.nav__links { display: flex; align-items: center; gap: 0.25rem; margin-left: auto; }
.nav__links > li { position: relative; }
.nav__links > li > a { display: flex; align-items: center; gap: 0.3rem; padding: 0.5rem 0.75rem; border-radius: 8px; font-size: 0.9rem; font-weight: 500; color: var(--clr-text); transition: all var(--transition); }
.nav__links > li > a:hover { background: var(--clr-bg-muted); color: var(--clr-primary); }
.dropdown { position: absolute; top: calc(100% + 0.5rem); left: 0; min-width: 200px; background: #fff; border: 1px solid var(--clr-border); border-radius: var(--radius); box-shadow: var(--shadow-lg); opacity: 0; visibility: hidden; transform: translateY(-8px); transition: all var(--transition); padding: 0.5rem; }
.has-dropdown:hover .dropdown { opacity: 1; visibility: visible; transform: translateY(0); }
.dropdown li a { display: block; padding: 0.5rem 0.75rem; border-radius: 8px; font-size: 0.88rem; transition: background var(--transition); }
.dropdown li a:hover { background: var(--clr-primary-light); color: var(--clr-primary); }
.nav__actions { display: flex; align-items: center; gap: 0.5rem; }
.nav__hamburger { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 5px; }
.nav__hamburger span { display: block; width: 22px; height: 2px; background: var(--clr-text); border-radius: 2px; transition: all var(--transition); }
.nav__mobile { display: none; background: #fff; border-top: 1px solid var(--clr-border); padding: 1.5rem; }
.nav__mobile li { border-bottom: 1px solid var(--clr-border); }
.nav__mobile li a { display: block; padding: 0.75rem 0; font-weight: 500; }
.nav__mobile.open { display: block; }

/* ============ HERO ============ */
.hero {
  position: relative;
  padding: 9rem 0 5rem;
  overflow: hidden;
  background: linear-gradient(135deg, #F0F4FF 0%, #FAFBFF 50%, #F0FFF8 100%);
}
.hero__bg-grid {
  position: absolute; inset: 0; z-index: 0;
  background-image: radial-gradient(circle, rgba(0,87,255,0.06) 1px, transparent 1px);
  background-size: 40px 40px;
}
.hero__inner { position: relative; z-index: 1; text-align: center; }
.hero__badge { display: inline-block; background: #fff; border: 1px solid var(--clr-border); padding: 0.4rem 1rem; border-radius: 50px; font-size: 0.85rem; font-weight: 500; margin-bottom: 1.5rem; box-shadow: 0 2px 12px rgba(0,0,0,0.06); }
.hero__title { font-size: clamp(2.4rem, 5vw, 4rem); margin-bottom: 1.25rem; color: var(--clr-dark); }
.hero__sub { font-size: 1.1rem; color: var(--clr-muted); max-width: 560px; margin: 0 auto 2.5rem; }
.hero__cta { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; margin-bottom: 2rem; }
.hero__payments { display: flex; align-items: center; gap: 1rem; justify-content: center; font-size: 0.85rem; color: var(--clr-muted); flex-wrap: wrap; }
.payment-badges { display: flex; gap: 0.5rem; }
.payment-badge { padding: 0.25rem 0.65rem; border-radius: 6px; font-size: 0.78rem; font-weight: 700; }
.payment-badge.stripe { background: #EEF; color: var(--clr-stripe); }
.payment-badge.bkash { background: #FEE; color: var(--clr-bkash); }
.payment-badge.nagad { background: #FFF0EB; color: var(--clr-nagad); }
.hero__orb { position: absolute; border-radius: 50%; filter: blur(80px); z-index: 0; }
.hero__orb--1 { width: 500px; height: 500px; background: rgba(0,87,255,0.08); top: -100px; right: -100px; }
.hero__orb--2 { width: 400px; height: 400px; background: rgba(0,212,170,0.08); bottom: -100px; left: -100px; }

/* ============ BRANDS ============ */
.brands { background: #fff; border-bottom: 1px solid var(--clr-border); padding: 1.5rem 0; }
.brands__inner { display: flex; align-items: center; gap: 2rem; flex-wrap: wrap; }
.brands__label { font-size: 0.8rem; color: var(--clr-muted); font-weight: 500; text-transform: uppercase; letter-spacing: 0.1em; white-space: nowrap; }
.brands__logos { display: flex; gap: 1rem; flex-wrap: wrap; align-items: center; }
.brand-item { padding: 0.4rem 1rem; background: var(--clr-bg-muted); border-radius: 8px; font-size: 0.82rem; font-weight: 600; color: var(--clr-muted); border: 1px solid var(--clr-border); }

/* ============ SERVICES ============ */
.services__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.service-card { position: relative; display: block; background: #fff; border: 1px solid var(--clr-border); border-radius: var(--radius-lg); padding: 2rem; transition: all 0.25s ease; cursor: pointer; }
.service-card:hover { border-color: var(--clr-primary); box-shadow: var(--shadow-lg); transform: translateY(-4px); }
.service-card--featured { border-color: var(--clr-primary); background: var(--clr-primary-light); }
.service-card--featured:hover { background: #fff; }
.service-card__badge { position: absolute; top: 1rem; right: 1rem; background: var(--clr-primary); color: #fff; font-size: 0.72rem; font-weight: 700; padding: 0.2rem 0.6rem; border-radius: 50px; }
.service-card__icon { font-size: 2rem; margin-bottom: 1rem; }
.service-card h3 { font-size: 1.15rem; margin-bottom: 0.5rem; color: var(--clr-dark); }
.service-card p { font-size: 0.9rem; color: var(--clr-muted); margin-bottom: 1.25rem; }
.service-card__link { font-size: 0.88rem; font-weight: 600; color: var(--clr-primary); }

/* ============ PRICING ============ */
.bg-muted { background: var(--clr-bg-muted); }
.pricing__tabs { display: flex; gap: 0.5rem; justify-content: center; margin-bottom: 3rem; background: #fff; border: 1px solid var(--clr-border); border-radius: 50px; padding: 0.4rem; width: fit-content; margin-left: auto; margin-right: auto; }
.tab-btn { padding: 0.55rem 1.5rem; border-radius: 50px; border: none; background: transparent; font-family: var(--ff-display); font-weight: 600; font-size: 0.9rem; cursor: pointer; color: var(--clr-muted); transition: all var(--transition); }
.tab-btn.active { background: var(--clr-primary); color: #fff; }
.tab-panel { display: none; }
.tab-panel.active { display: block; }
.pricing__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.pricing-card { position: relative; background: #fff; border: 1px solid var(--clr-border); border-radius: var(--radius-lg); padding: 2rem; transition: all 0.25s; }
.pricing-card--featured { border-color: var(--clr-primary); box-shadow: var(--shadow-lg); }
.pricing-card__badge { position: absolute; top: -0.65rem; left: 50%; transform: translateX(-50%); background: var(--clr-primary); color: #fff; font-size: 0.72rem; font-weight: 700; padding: 0.2rem 0.9rem; border-radius: 50px; white-space: nowrap; }
.pricing-card__name { font-family: var(--ff-display); font-weight: 700; font-size: 1.1rem; margin-bottom: 0.75rem; color: var(--clr-dark); }
.pricing-card__price { font-size: 1.8rem; font-family: var(--ff-display); font-weight: 800; color: var(--clr-primary); margin-bottom: 1.5rem; }
.pricing-card__price .currency { font-size: 1rem; }
.pricing-card__price .period { font-size: 0.85rem; color: var(--clr-muted); font-weight: 400; }
.pricing-card__features { display: flex; flex-direction: column; gap: 0.6rem; margin-bottom: 2rem; }
.pricing-card__features li { font-size: 0.9rem; color: var(--clr-text); }

/* ============ WHY US ============ */
.why__inner { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: center; }
.why__desc { color: var(--clr-muted); margin-bottom: 2rem; }
.why__stats { display: flex; gap: 2.5rem; }
.stat__num { display: block; font-family: var(--ff-display); font-size: 2rem; font-weight: 800; color: var(--clr-primary); }
.stat__label { font-size: 0.82rem; color: var(--clr-muted); }
.why__features { display: flex; flex-direction: column; gap: 1.5rem; }
.feature-item { display: flex; gap: 1rem; align-items: flex-start; padding: 1.25rem; background: var(--clr-bg-muted); border-radius: var(--radius); border: 1px solid var(--clr-border); }
.feature-item__icon { font-size: 1.75rem; flex-shrink: 0; }
.feature-item h4 { font-size: 0.98rem; margin-bottom: 0.25rem; }
.feature-item p { font-size: 0.88rem; color: var(--clr-muted); }

/* ============ CTA BANNER ============ */
.cta-banner { background: linear-gradient(135deg, var(--clr-primary) 0%, var(--clr-primary-dark) 100%); padding: 4rem 0; color: #fff; }
.cta-banner__inner { display: flex; align-items: center; justify-content: space-between; gap: 2rem; flex-wrap: wrap; }
.cta-banner h2 { font-size: 1.8rem; margin-bottom: 0.5rem; }
.cta-banner p { opacity: 0.85; font-size: 1rem; }
.cta-banner__actions { display: flex; gap: 1rem; flex-shrink: 0; flex-wrap: wrap; }

/* ============ FOOTER ============ */
.footer { background: var(--clr-dark); color: rgba(255,255,255,0.7); padding-top: 4rem; }
.footer__inner { display: grid; grid-template-columns: 300px 1fr; gap: 4rem; padding-bottom: 3rem; border-bottom: 1px solid rgba(255,255,255,0.08); }
.footer__brand .nav__logo { color: #fff; margin-bottom: 1rem; }
.footer__brand p { font-size: 0.88rem; margin-bottom: 1rem; }
.footer__email a { color: var(--clr-accent); font-size: 0.9rem; }
.mt-1 { margin-top: 1rem; }
.footer__links { display: grid; grid-template-columns: repeat(4, 1fr); gap: 2rem; }
.footer__col h5 { font-family: var(--ff-display); font-size: 0.9rem; font-weight: 700; color: #fff; margin-bottom: 1rem; }
.footer__col ul { display: flex; flex-direction: column; gap: 0.5rem; }
.footer__col ul li a { font-size: 0.87rem; transition: color var(--transition); }
.footer__col ul li a:hover { color: #fff; }
.footer__bottom { padding: 1.25rem 0; border-top: none; }
.footer__bottom p { font-size: 0.83rem; text-align: center; }

/* ============ PAGE INNER ============ */
.page-hero { background: linear-gradient(135deg, var(--clr-dark) 0%, #0D1A4A 100%); color: #fff; padding: 8rem 0 4rem; text-align: center; }
.page-hero h1 { font-size: clamp(2rem, 4vw, 3rem); margin-bottom: 0.75rem; }
.page-hero p { font-size: 1.05rem; opacity: 0.75; }
.breadcrumb { display: flex; align-items: center; gap: 0.5rem; justify-content: center; font-size: 0.85rem; margin-top: 1rem; opacity: 0.6; }
.breadcrumb a:hover { opacity: 1; color: var(--clr-accent); }

/* ============ CONTACT PAGE ============ */
.contact-grid { display: grid; grid-template-columns: 1fr 1.5fr; gap: 3rem; align-items: start; }
.contact-info h3 { font-size: 1.4rem; margin-bottom: 1rem; }
.contact-info p { color: var(--clr-muted); margin-bottom: 2rem; }
.contact-detail { display: flex; gap: 0.75rem; align-items: flex-start; margin-bottom: 1.25rem; }
.contact-detail__icon { width: 44px; height: 44px; background: var(--clr-primary-light); border-radius: 10px; display: flex; align-items: center; justify-content: center; font-size: 1.2rem; flex-shrink: 0; }
.contact-detail h5 { font-size: 0.85rem; font-weight: 600; margin-bottom: 0.2rem; }
.contact-detail p { font-size: 0.88rem; color: var(--clr-muted); margin-bottom: 0; }
.contact-form { background: var(--clr-bg-muted); border: 1px solid var(--clr-border); border-radius: var(--radius-lg); padding: 2.5rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.form-group { margin-bottom: 1.25rem; }
.form-group label { display: block; font-size: 0.87rem; font-weight: 600; margin-bottom: 0.4rem; color: var(--clr-text); }
.form-group input, .form-group textarea, .form-group select { width: 100%; padding: 0.7rem 1rem; border: 1px solid var(--clr-border); border-radius: var(--radius); font-family: var(--ff-body); font-size: 0.9rem; background: #fff; transition: border-color var(--transition); }
.form-group input:focus, .form-group textarea:focus { outline: none; border-color: var(--clr-primary); box-shadow: 0 0 0 3px rgba(0,87,255,0.1); }
.form-group textarea { height: 130px; resize: vertical; }

/* ============ ABOUT PAGE ============ */
.about-story { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: center; }
.founders-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; margin: 2.5rem 0; }
.founder-card { text-align: center; }
.founder-card__photo { width: 100%; aspect-ratio: 3/4; object-fit: cover; border-radius: var(--radius-lg); margin-bottom: 1rem; }
.founder-card__photo-placeholder { width: 100%; aspect-ratio: 3/4; background: linear-gradient(135deg, var(--clr-primary-light), #EEF9FF); border-radius: var(--radius-lg); display: flex; align-items: center; justify-content: center; font-size: 4rem; margin-bottom: 1rem; }
.founder-card h4 { font-size: 1.05rem; margin-bottom: 0.25rem; }
.founder-card p { font-size: 0.85rem; color: var(--clr-muted); }
.founder-card a { font-size: 0.82rem; color: var(--clr-primary); font-weight: 600; }
.vm-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; }
.vm-card { padding: 2rem; background: var(--clr-bg-muted); border: 1px solid var(--clr-border); border-radius: var(--radius-lg); }
.vm-card h3 { font-size: 1.2rem; margin-bottom: 1rem; color: var(--clr-dark); }
.vm-card p { color: var(--clr-muted); font-size: 0.9rem; }

/* ============ WHMCS PAGE ============ */
.whmcs-features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.whmcs-card { padding: 1.75rem; background: #fff; border: 1px solid var(--clr-border); border-radius: var(--radius-lg); transition: all 0.25s; }
.whmcs-card:hover { border-color: var(--clr-primary); transform: translateY(-3px); box-shadow: var(--shadow); }
.whmcs-card__icon { font-size: 2rem; margin-bottom: 1rem; }
.whmcs-card h4 { font-size: 1rem; margin-bottom: 0.5rem; }
.whmcs-card p { font-size: 0.88rem; color: var(--clr-muted); }

/* ============ TOS PAGE ============ */
.tos-content { max-width: 780px; margin: 0 auto; }
.tos-content h2 { font-size: 1.4rem; margin: 2.5rem 0 0.75rem; color: var(--clr-dark); }
.tos-content p, .tos-content li { font-size: 0.95rem; color: var(--clr-muted); margin-bottom: 0.75rem; line-height: 1.75; }
.tos-content ul { padding-left: 1.5rem; list-style: disc; }

/* ============ RESPONSIVE ============ */
@media (max-width: 1024px) {
  .services__grid { grid-template-columns: repeat(2, 1fr); }
  .pricing__grid { grid-template-columns: repeat(2, 1fr); }
  .footer__links { grid-template-columns: repeat(2, 1fr); }
  .whmcs-features { grid-template-columns: repeat(2, 1fr); }
  .about-story { grid-template-columns: 1fr; gap: 2rem; }
}

@media (max-width: 768px) {
  .nav__links, .nav__actions { display: none; }
  .nav__hamburger { display: flex; margin-left: auto; }
  .services__grid { grid-template-columns: 1fr; }
  .pricing__grid { grid-template-columns: 1fr; }
  .why__inner { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .footer__inner { grid-template-columns: 1fr; gap: 2rem; }
  .footer__links { grid-template-columns: repeat(2, 1fr); }
  .vm-grid { grid-template-columns: 1fr; }
  .founders-grid { grid-template-columns: 1fr; }
  .cta-banner__inner { flex-direction: column; text-align: center; }
  .pricing__tabs { flex-wrap: wrap; }
  .why__stats { gap: 1.5rem; }
  .whmcs-features { grid-template-columns: 1fr; }
}