/* =========================================================
   MOBILE CHARGER WHOLESALE
   Theme: Charging & Connectivity
   Light, modern, turquoise accent, silver-grey sections
   ========================================================= */

:root {
  --bg: #FFFFFF;
  --bg-grey: #F4F5F7;
  --bg-grey-2: #ECEEF2;
  --ink: #1F2933;          /* light charcoal */
  --ink-soft: #4B5563;
  --ink-mute: #6B7280;
  --line: #E5E7EB;
  --line-2: #D1D5DB;
  --teal: #14B8A6;         /* soft turquoise */
  --teal-deep: #0D9488;
  --teal-50: #ECFDF5;
  --teal-100: #CCFBF1;
  --silver: #C9CFD6;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow-sm: 0 1px 2px rgba(15, 23, 42, .04), 0 1px 1px rgba(15, 23, 42, .04);
  --shadow: 0 8px 24px -12px rgba(15, 23, 42, .12), 0 2px 6px rgba(15, 23, 42, .04);
  --shadow-lg: 0 24px 48px -20px rgba(15, 23, 42, .18);
  --container: 1180px;
  --ease: cubic-bezier(.2,.7,.2,1);
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: 'Manrope', system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; }

::selection { background: var(--teal-100); color: var(--ink); }

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

/* ============== Buttons ============== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 22px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 15px;
  letter-spacing: -.01em;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform .25s var(--ease), background-color .25s var(--ease), color .25s var(--ease), box-shadow .25s var(--ease);
  white-space: nowrap;
}
.btn-sm { padding: 10px 16px; font-size: 14px; }
.btn-lg { padding: 16px 28px; font-size: 16px; }
.btn-primary {
  background: var(--ink);
  color: #fff;
  box-shadow: 0 6px 16px -6px rgba(15, 23, 42, .35);
}
.btn-primary:hover { background: #0F172A; transform: translateY(-1px); box-shadow: 0 10px 22px -8px rgba(15, 23, 42, .45); }
.btn-primary:active { transform: translateY(0); }
.btn-ghost {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--line);
}
.btn-ghost:hover { background: var(--bg-grey); border-color: var(--line-2); }

/* ============== Header ============== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(255,255,255,.85);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid var(--line);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-top: 14px;
  padding-bottom: 14px;
}
.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  letter-spacing: -.02em;
}
.logo-mark {
  width: 36px; height: 36px;
  background: var(--ink);
  border-radius: 10px;
  display: inline-flex; align-items: center; justify-content: center;
  box-shadow: 0 4px 12px -4px rgba(20,184,166,.45);
}
.logo-text { display: inline-flex; flex-direction: column; line-height: 1.05; }
.logo-line1 { font-size: 12px; color: var(--ink-mute); font-weight: 600; letter-spacing: .02em; }
.logo-line2 { font-size: 17px; color: var(--ink); font-weight: 800; }
.logo-dot { color: var(--teal); }

.nav-links {
  display: none;
  gap: 28px;
  font-size: 14px;
  font-weight: 600;
  color: var(--ink-soft);
}
.nav-links a { position: relative; padding: 6px 0; }
.nav-links a::after {
  content: "";
  position: absolute;
  left: 0; right: 100%;
  bottom: 0;
  height: 2px;
  background: var(--teal);
  transition: right .3s var(--ease);
}
.nav-links a:hover { color: var(--ink); }
.nav-links a:hover::after { right: 0; }

.hide-mobile { display: none; }

@media (min-width: 880px) {
  .nav-links { display: inline-flex; }
  .hide-mobile { display: inline-flex; }
}

/* ============== Hero ============== */
.hero {
  position: relative;
  padding: 56px 0 36px;
  background:
    radial-gradient(1200px 600px at 90% -10%, rgba(20,184,166,.10), transparent 60%),
    linear-gradient(180deg, #fff 0%, #FAFBFC 100%);
}
.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
  align-items: center;
}
@media (min-width: 980px) {
  .hero { padding: 88px 0 64px; }
  .hero-grid { grid-template-columns: 1.05fr .95fr; gap: 56px; }
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: .04em;
  text-transform: uppercase;
  color: var(--teal-deep);
  background: var(--teal-50);
  border: 1px solid var(--teal-100);
  padding: 7px 12px;
  border-radius: 999px;
}
.eyebrow .dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--teal);
  box-shadow: 0 0 0 4px rgba(20,184,166,.18);
  animation: pulse 2.4s var(--ease) infinite;
}
@keyframes pulse {
  0%,100% { box-shadow: 0 0 0 4px rgba(20,184,166,.18); }
  50% { box-shadow: 0 0 0 8px rgba(20,184,166,.05); }
}

.hero-copy h1 {
  font-size: clamp(2rem, 4.8vw, 3.6rem);
  line-height: 1.05;
  letter-spacing: -.03em;
  margin: 18px 0 14px;
  font-weight: 800;
  color: var(--ink);
}
.hero-copy h1 .accent { color: var(--teal-deep); }
.lead {
  font-size: clamp(1rem, 1.6vw, 1.18rem);
  color: var(--ink-soft);
  max-width: 560px;
  margin: 0 0 26px;
}
.hero-ctas { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 22px; }

.trust-row {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 18px 22px;
  padding: 0; margin: 8px 0 0;
  font-size: 14px;
  color: var(--ink-soft);
  font-weight: 600;
}
.trust-row .check {
  color: var(--teal-deep);
  font-weight: 800;
  margin-right: 6px;
}

/* Hero visual */
.hero-visual {
  position: relative;
  min-height: 360px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: auto auto;
  gap: 14px;
}
.visual-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
  padding: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform .4s var(--ease);
}
.visual-card img { width: 100%; height: 100%; max-height: 100%; object-fit: contain; }
.visual-card-main {
  grid-column: 1 / -1;
  aspect-ratio: 16/10;
  background:
    radial-gradient(400px 200px at 80% 20%, rgba(20,184,166,.10), transparent 70%),
    #fff;
}
.visual-card-side { aspect-ratio: 1/1; }
.card-1 { transform: rotate(-1.5deg); }
.card-2 { transform: rotate(1.5deg); }
.visual-card:hover { transform: translateY(-3px) rotate(0); }

@media (min-width: 980px) {
  .hero-visual { min-height: 460px; }
}

.spark { position: absolute; border-radius: 50%; filter: blur(40px); pointer-events: none; }
.spark-1 { width: 180px; height: 180px; background: rgba(20,184,166,.22); top: -30px; right: -20px; }
.spark-2 { width: 140px; height: 140px; background: rgba(20,184,166,.18); bottom: -30px; left: 20%; }

/* Cable divider */
.cable-divider {
  position: relative;
  margin: 48px auto 0;
  max-width: 900px;
  display: flex;
  align-items: center;
  gap: 0;
  padding: 0 20px;
}
.cable-line {
  flex: 1;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--silver), var(--teal), var(--silver), transparent);
  border-radius: 2px;
  position: relative;
}
.cable-line::before,
.cable-line::after {
  content: ""; position: absolute; top: 50%; transform: translateY(-50%);
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--teal);
  box-shadow: 0 0 0 4px rgba(20,184,166,.18);
}
.cable-line::before { left: 30%; }
.cable-line::after { right: 30%; }
.plug {
  width: 26px; height: 14px;
  background: #2A2D34;
  border-radius: 4px;
  position: relative;
  flex-shrink: 0;
}
.plug::before, .plug::after {
  content: ""; position: absolute; top: 50%;
  width: 6px; height: 4px;
  background: var(--silver);
  transform: translateY(-50%);
  border-radius: 1px;
}
.plug-left::before { right: -8px; width: 10px; }
.plug-left::after { display: none; }
.plug-right::before { left: -8px; width: 10px; }
.plug-right::after { display: none; }

/* ============== Sections ============== */
.section {
  padding: 72px 0;
}
.section-grey {
  background: var(--bg-grey);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
@media (max-width: 720px) {
  .section { padding: 56px 0; }
}

.section-head {
  text-align: left;
  max-width: 720px;
  margin: 0 0 36px;
}
.kicker {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--teal-deep);
  background: var(--teal-50);
  border: 1px solid var(--teal-100);
  padding: 6px 12px;
  border-radius: 999px;
  margin-bottom: 14px;
}
.section h2 {
  font-size: clamp(1.7rem, 3.4vw, 2.4rem);
  line-height: 1.15;
  letter-spacing: -.02em;
  margin: 0 0 10px;
  font-weight: 800;
  color: var(--ink);
}
.section-sub {
  font-size: clamp(.98rem, 1.4vw, 1.08rem);
  color: var(--ink-soft);
  margin: 0;
}

/* ============== Product Grid ============== */
.product-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}
@media (min-width: 560px) { .product-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 880px) { .product-grid { grid-template-columns: repeat(4, 1fr); gap: 20px; } }

.product-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform .35s var(--ease), box-shadow .35s var(--ease), border-color .35s var(--ease);
}
.product-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
  border-color: var(--teal-100);
}
.product-media {
  position: relative;
  aspect-ratio: 4 / 3;
  background: linear-gradient(180deg, #FAFBFC, #F4F5F7);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 18px;
  border-bottom: 1px solid var(--line);
}
.product-media img {
  width: 100%;
  height: 100%;
  max-height: 100%;
  object-fit: contain;
}
.product-media-illus { display: flex; flex-direction: column; gap: 8px; }
.cable-svg { width: 100%; max-width: 200px; height: auto; }
.illus-label {
  font-size: 11px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase;
  color: var(--teal-deep); background: var(--teal-50);
  padding: 3px 10px; border-radius: 999px;
  border: 1px solid var(--teal-100);
}

.product-body { padding: 16px 18px 18px; }
.tag {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--teal-deep);
  background: var(--teal-50);
  border: 1px solid var(--teal-100);
  padding: 4px 10px;
  border-radius: 999px;
  display: inline-block;
  margin-bottom: 10px;
}
.product-card h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin: 0 0 6px;
  color: var(--ink);
  letter-spacing: -.01em;
}
.product-card p {
  font-size: .92rem;
  color: var(--ink-soft);
  margin: 0;
}

/* ============== Benefits ============== */
.benefit-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}
@media (min-width: 560px) { .benefit-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 980px) { .benefit-grid { grid-template-columns: repeat(5, 1fr); gap: 18px; } }

.benefit-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px 20px;
  transition: transform .3s var(--ease), border-color .3s var(--ease), box-shadow .3s var(--ease);
}
.benefit-card:hover { transform: translateY(-3px); border-color: var(--teal-100); box-shadow: var(--shadow); }
.benefit-icon {
  display: inline-flex;
  align-items: center; justify-content: center;
  width: 42px; height: 42px;
  border-radius: 12px;
  background: var(--teal-50);
  color: var(--teal-deep);
  font-size: 20px;
  border: 1px solid var(--teal-100);
  margin-bottom: 14px;
}
.benefit-card h3 { font-size: 1.02rem; font-weight: 700; margin: 0 0 6px; letter-spacing: -.01em; }
.benefit-card p { font-size: .92rem; color: var(--ink-soft); margin: 0; }

/* ============== Why Online ============== */
.reason-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}
@media (min-width: 560px) { .reason-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 980px) { .reason-grid { grid-template-columns: repeat(3, 1fr); gap: 20px; } }

.reason-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px 22px;
  position: relative;
  transition: transform .3s var(--ease), border-color .3s var(--ease), box-shadow .3s var(--ease);
}
.reason-card:hover { transform: translateY(-3px); border-color: var(--teal-100); box-shadow: var(--shadow); }
.reason-card .num {
  font-family: 'Manrope', monospace;
  font-size: 12px; font-weight: 800;
  letter-spacing: .14em;
  color: var(--teal-deep);
  background: var(--teal-50);
  border: 1px solid var(--teal-100);
  padding: 5px 10px;
  border-radius: 6px;
  display: inline-block;
  margin-bottom: 14px;
}
.reason-card h3 { font-size: 1.08rem; font-weight: 700; margin: 0 0 6px; letter-spacing: -.01em; }
.reason-card p { font-size: .94rem; color: var(--ink-soft); margin: 0; }

/* ============== Order Card ============== */
.order-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 24px;
  overflow: hidden;
  display: grid;
  grid-template-columns: 1fr;
  box-shadow: var(--shadow-lg);
}
@media (min-width: 880px) { .order-card { grid-template-columns: 1.1fr 1fr; } }

.order-left {
  padding: 36px 28px;
  background:
    radial-gradient(500px 250px at 0% 0%, rgba(20,184,166,.12), transparent 70%),
    #fff;
}
.order-left h2 { margin-top: 12px; margin-bottom: 10px; font-size: clamp(1.4rem, 2.6vw, 1.9rem); }
.order-left p { color: var(--ink-soft); margin: 0 0 22px; max-width: 460px; }

.order-right {
  background: var(--ink);
  color: #fff;
  padding: 32px 28px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  justify-content: center;
}
.order-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 16px;
  padding: 14px 0;
  border-bottom: 1px dashed rgba(255,255,255,.15);
}
.order-row:last-child { border-bottom: none; }
.order-label { font-size: 14px; opacity: .8; }
.order-value {
  font-size: clamp(1.05rem, 2vw, 1.4rem);
  font-weight: 800;
  letter-spacing: -.01em;
  color: #fff;
}
.order-row:nth-child(1) .order-value { color: var(--teal); }
.order-row:nth-child(3) .order-value { color: var(--teal); }

/* ============== Checklist ============== */
.checklist-grid {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}
@media (min-width: 560px) { .checklist-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 980px) { .checklist-grid { grid-template-columns: repeat(3, 1fr); gap: 18px; } }
.checklist-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
  display: flex;
  gap: 14px;
  align-items: flex-start;
  transition: transform .3s var(--ease), box-shadow .3s var(--ease), border-color .3s var(--ease);
}
.checklist-card:hover { transform: translateY(-3px); box-shadow: var(--shadow); border-color: var(--teal-100); }
.cl-icon {
  flex-shrink: 0;
  width: 30px; height: 30px;
  border-radius: 8px;
  background: var(--teal);
  color: #fff;
  font-weight: 800;
  font-size: 15px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 10px -4px rgba(20,184,166,.5);
}
.checklist-card h3 { font-size: 1.02rem; font-weight: 700; margin: 0 0 4px; }
.checklist-card p { font-size: .92rem; color: var(--ink-soft); margin: 0; }

/* ============== FAQ ============== */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-width: 880px;
}
.faq-item {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 4px 18px;
  transition: border-color .3s var(--ease), box-shadow .3s var(--ease);
}
.faq-item[open] { border-color: var(--teal-100); box-shadow: var(--shadow-sm); }
.faq-item summary {
  list-style: none;
  cursor: pointer;
  padding: 16px 0;
  font-weight: 700;
  font-size: 1rem;
  color: var(--ink);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+";
  font-size: 22px;
  color: var(--teal-deep);
  font-weight: 600;
  transition: transform .25s var(--ease);
  line-height: 1;
}
.faq-item[open] summary::after { content: "−"; }
.faq-item p {
  margin: 0 0 16px;
  color: var(--ink-soft);
  font-size: .96rem;
}

/* ============== CTA ============== */
.cta-section {
  background:
    radial-gradient(800px 400px at 50% 0%, rgba(20,184,166,.14), transparent 70%),
    linear-gradient(180deg, #FAFBFC, #fff);
  padding: 80px 0;
  border-top: 1px solid var(--line);
  position: relative;
  overflow: hidden;
}
.cta-section::before, .cta-section::after {
  content: "";
  position: absolute;
  top: 50%;
  width: 40%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--teal-100), transparent);
  transform: translateY(-50%);
}
.cta-section::before { left: 0; }
.cta-section::after { right: 0; transform: translateY(-50%) scaleX(-1); }

.cta-inner {
  text-align: center;
  max-width: 760px;
}
.cta-spark { display: inline-flex; padding: 12px; border-radius: 50%; background: var(--teal-50); border: 1px solid var(--teal-100); margin-bottom: 18px; }
.cta-section h2 {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  line-height: 1.1;
  letter-spacing: -.02em;
  margin: 0 0 10px;
  font-weight: 800;
}
.cta-section p { color: var(--ink-soft); margin: 0 0 26px; font-size: clamp(1rem, 1.4vw, 1.1rem); }

/* ============== Footer ============== */
.site-footer {
  background: #0F172A;
  color: #CBD5E1;
  padding: 56px 0 24px;
}
.site-footer .logo-line1 { color: #94A3B8; }
.site-footer .logo-line2 { color: #fff; }
.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}
@media (min-width: 720px) { .footer-grid { grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 36px; } }

.foot-col h4 {
  font-size: 13px;
  font-weight: 800;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: #fff;
  margin: 0 0 14px;
}
.foot-col ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 8px; }
.foot-col ul a { color: #CBD5E1; font-size: 14px; transition: color .2s var(--ease); }
.foot-col ul a:hover { color: var(--teal); }
.foot-tag { font-size: 14px; color: #94A3B8; margin: 14px 0 0; max-width: 380px; }
.foot-mini { font-size: 13px; color: #94A3B8; margin-top: 14px; }

.foot-seo {
  margin-top: 40px;
  padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,.08);
}
.foot-seo p {
  font-size: 13px;
  color: #94A3B8;
  margin: 0;
  line-height: 1.65;
}

.foot-bottom {
  margin-top: 18px;
  padding-top: 18px;
  border-top: 1px solid rgba(255,255,255,.08);
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: space-between;
  font-size: 13px;
  color: #94A3B8;
}
.foot-bottom a { color: var(--teal); }
.foot-bottom a:hover { color: #fff; }

/* ============== Animations ============== */
@media (prefers-reduced-motion: no-preference) {
  .product-card, .benefit-card, .reason-card, .checklist-card, .faq-item, .visual-card {
    animation: rise .7s var(--ease) both;
  }
  @keyframes rise {
    from { opacity: 0; transform: translateY(14px); }
    to { opacity: 1; transform: translateY(0); }
  }
}

/* ============== Responsive Safety ============== */
@media (max-width: 480px) {
  .btn { padding: 12px 18px; font-size: 14px; }
  .btn-lg { padding: 14px 22px; font-size: 15px; }
  .nav { padding-top: 12px; padding-bottom: 12px; }
  .logo-mark { width: 32px; height: 32px; }
  .logo-line2 { font-size: 15px; }
  .order-left, .order-right { padding: 26px 20px; }
  .hero { padding: 40px 0 24px; }
  .section { padding: 48px 0; }
  .visual-card { padding: 10px; }
}