/* ============================================================
   Utenr Design System v5.0 — Sapphire & Amber Luxury
   Premium B2B Eco-Friendly Disposable Tableware Brand
   Palette: Deep Sapphire + Warm Amber Gold + Silk White
   超级漂亮大气  — 深海琥珀奢华
   ============================================================ */

:root {
  /* === Deep Sapphire (Primary) === */
  --brand-950: #060D18;
  --brand-900: #0A1628;
  --brand-800: #0F2444;
  --brand-700: #15355B;
  --brand-600: #1B4878;
  --brand:     #2A629E;
  --brand-400: #3E7CBF;
  --brand-300: #609DD4;
  --brand-200: #8BBEE4;
  --brand-100: #B5D7EF;
  --brand-50:  #DCEAF7;

  /* === Warm Amber (Accent) === */
  --amber-800: #5C2D00;
  --amber-700: #7A3E00;
  --amber-600: #A35800;
  --amber:     #C87A20;
  --amber-400: #D99540;
  --amber-300: #E8B060;
  --amber-200: #F2C880;
  --amber-100: #F8DBA5;
  --amber-50:  #FDF0DC;

  /* === Silk White (Background) === */
  --silk-900: #3E3830;
  --silk-700: #6B6358;
  --silk-500: #989080;
  --silk-300: #C5BEB0;
  --silk-200: #DDD8CE;
  --silk-100: #EEE9E0;
  --silk-50:  #F7F4EE;
  --silk:     #FEFCF8;
  --white:    #FFFFFF;

  /* === Cool Grey (Neutral) === */
  --gray-950: #080B10;
  --gray-900: #101520;
  --gray-800: #1A2030;
  --gray-700: #2D3648;
  --gray-600: #465160;
  --gray-500: #64707A;
  --gray-400: #849098;
  --gray-300: #A8B2B8;
  --gray-200: #C8D0D5;
  --gray-100: #E2E6E9;
  --gray-50:  #F2F4F6;

  /* === Semantic === */
  --wa:     #25D366;
  --warn:   #E8A030;
  --error:  #DC3540;
  --info:   #3E7CBF;
  --success: #2EA859;

  /* === Glass === */
  --glass:        rgba(255,255,255,.85);
  --glass-border: rgba(255,255,255,.65);
  --glass-sh:     0 8px 40px rgba(10,22,40,.06);

  /* === Typography === */
  --font:   'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-h: 'Playfair Display', Georgia, 'Times New Roman', serif;
  --font-m: 'SF Mono', 'Cascadia Code', 'Consolas', monospace;

  /* === Type Scale === */
  --fs-xs:   .72rem;
  --fs-sm:   .82rem;
  --fs-base: .95rem;
  --fs-md:   1.05rem;
  --fs-lg:   1.18rem;
  --fs-xl:   1.4rem;
  --fs-2xl:  1.75rem;
  --fs-3xl:  2.2rem;
  --fs-4xl:  2.8rem;
  --fs-5xl:  3.6rem;

  /* === Spacing === */
  --sp-xs:   4px;
  --sp-sm:   8px;
  --sp-md:   16px;
  --sp-lg:   24px;
  --sp-xl:   32px;
  --sp-2xl:  48px;
  --sp-3xl:  64px;
  --sp-4xl:  96px;
  --section: 100px;

  /* === Radii === */
  --r-xs:    4px;
  --r-sm:    8px;
  --r:       12px;
  --r-md:    16px;
  --r-lg:    20px;
  --r-xl:    28px;
  --r-2xl:   40px;
  --r-full:  9999px;

  /* === Shadows === */
  --sh-xs:      0 1px 2px rgba(10,22,40,.03);
  --sh-sm:      0 2px 8px rgba(10,22,40,.05);
  --sh:         0 4px 16px rgba(10,22,40,.06);
  --sh-md:      0 8px 30px rgba(10,22,40,.07);
  --sh-lg:      0 16px 48px rgba(10,22,40,.08);
  --sh-xl:      0 24px 64px rgba(10,22,40,.10);
  --sh-2xl:     0 32px 80px rgba(10,22,40,.14);
  --sh-brand:   0 8px 32px rgba(42,98,158,.30);
  --sh-brandL:  0 16px 56px rgba(42,98,158,.40);
  --sh-amber:   0 6px 24px rgba(200,122,32,.32);

  /* === Transitions === */
  --t-f:   .18s cubic-bezier(.4,0,.2,1);
  --t:     .32s cubic-bezier(.4,0,.2,1);
  --t-s:   .55s cubic-bezier(.4,0,.2,1);
  --t-sp:  .6s cubic-bezier(.34,1.56,.64,1);
}

/* ============ RESET & BASE ============ */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{font-size:16px;scroll-behavior:smooth;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizeLegibility}
body{
  font-family:var(--font);
  font-size:var(--fs-base);
  color:var(--gray-700);
  background:var(--white);
  line-height:1.75;
  overflow-x:hidden;
  letter-spacing:-.01em;
}
::-webkit-scrollbar{width:6px}
::-webkit-scrollbar-track{background:transparent}
::-webkit-scrollbar-thumb{background:var(--gray-300);border-radius:3px}
::-webkit-scrollbar-thumb:hover{background:var(--gray-400)}
::selection{background:var(--brand-100);color:var(--brand-900)}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none;transition:color var(--t-f)}
ul,ol{list-style:none}
button,input,select,textarea{font-family:inherit;font-size:inherit}
button{cursor:pointer;border:none;background:none}

/* ============ LAYOUT ============ */
.ut-container{max-width:1320px;margin:0 auto;padding:0 28px}
.ut-section{padding:var(--section) 0}
.ut-section-sm{padding:60px 0}
.ut-section-alt{background:var(--silk)}
.ut-section-dark{background:var(--brand-900);color:#fff}
.ut-section-brand{
  background:linear-gradient(160deg,var(--brand-900) 0%,var(--brand-700) 40%,var(--brand) 100%);
  color:#fff;
}
.ut-section-amber{
  background:linear-gradient(160deg,var(--amber-700) 0%,var(--amber-600) 40%,var(--amber) 100%);
  color:#fff;
}
.ut-section-light{background:var(--gray-50)}
.ut-text-center{text-align:center}

/* ============ SECTION HEAD ============ */
.ut-section-head{text-align:center;margin-bottom:60px}
.ut-section-head .ut-badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 20px;
  background:linear-gradient(135deg,var(--brand-50),var(--brand-100));
  color:var(--brand-700);
  border-radius:var(--r-full);
  font-size:var(--fs-xs);font-weight:700;
  text-transform:uppercase;letter-spacing:.1em;
  margin-bottom:22px;
  border:1px solid var(--brand-200);
}
.ut-section-head .ut-badge-amber{
  background:linear-gradient(135deg,var(--amber-50),var(--amber-100));
  color:var(--amber-700);
  border-color:var(--amber-200);
}
.ut-section-head h2{
  font-family:var(--font-h);
  font-size:var(--fs-4xl);font-weight:600;
  color:var(--gray-900);
  letter-spacing:-.02em;margin-bottom:16px;
  line-height:1.15;
}
.ut-section-head h2 span{
  background:linear-gradient(135deg,var(--brand-700),var(--brand-300));
  -webkit-background-clip:text;
  -webkit-text-fill-color:transparent;
  background-clip:text;
}
.ut-section-head p{
  font-size:var(--fs-md);color:var(--gray-500);
  max-width:640px;margin:0 auto;line-height:1.65;
}

/* ============ BUTTONS ============ */
.ut-btn{
  display:inline-flex;align-items:center;justify-content:center;
  gap:10px;padding:13px 30px;
  border-radius:var(--r);font-size:var(--fs-sm);
  font-weight:600;letter-spacing:-.01em;
  white-space:nowrap;transition:all var(--t);
  position:relative;overflow:hidden;
}
.ut-btn::after{
  content:'';position:absolute;inset:0;
  background:radial-gradient(circle at var(--x,50%) var(--y,50%),rgba(255,255,255,.25) 0%,transparent 60%);
  opacity:0;transition:opacity var(--t);
}
.ut-btn:hover::after{opacity:1}
.ut-btn:active{transform:scale(.97)}

.ut-btn-primary{
  background:linear-gradient(135deg,var(--brand),var(--brand-600));
  color:#fff;box-shadow:0 4px 18px rgba(42,98,158,.30);
}
.ut-btn-primary:hover{transform:translateY(-2px);box-shadow:var(--sh-brand)}
.ut-btn-outline{
  border:2px solid var(--brand);color:var(--brand);background:transparent;
}
.ut-btn-outline:hover{background:var(--brand);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-brand)}
.ut-btn-white{background:#fff;color:var(--brand-800);box-shadow:var(--sh-sm)}
.ut-btn-white:hover{background:var(--silk-100);transform:translateY(-2px);box-shadow:var(--sh-md)}
.ut-btn-amber{
  background:linear-gradient(135deg,var(--amber),var(--amber-600));
  color:#fff;box-shadow:0 4px 16px rgba(200,122,32,.30);
}
.ut-btn-amber:hover{transform:translateY(-2px);box-shadow:var(--sh-amber)}
.ut-btn-ghost{
  background:rgba(255,255,255,.12);
  color:#fff;
  border:1px solid rgba(255,255,255,.22);
  backdrop-filter:blur(8px);
}
.ut-btn-ghost:hover{background:rgba(255,255,255,.22);border-color:rgba(255,255,255,.38);transform:translateY(-2px)}
.ut-btn-wa{background:var(--wa);color:#fff;box-shadow:0 4px 18px rgba(37,211,102,.30)}
.ut-btn-wa:hover{transform:translateY(-2px);box-shadow:0 8px 30px rgba(37,211,102,.48)}

.ut-btn-sm{padding:8px 18px;font-size:var(--fs-xs);border-radius:var(--r-sm)}
.ut-btn-lg{padding:17px 38px;font-size:var(--fs-base);border-radius:var(--r-md)}
.ut-btn-xl{padding:20px 44px;font-size:var(--fs-md);border-radius:var(--r-lg)}
.ut-btn-icon{width:44px;height:44px;padding:0;border-radius:50%}
.ut-btn-brand{background:var(--brand);color:#fff}
.ut-btn-brand:hover{background:var(--brand-600);box-shadow:var(--sh-brand)}

/* ============ SCROLL PROGRESS ============ */
.ut-scroll-progress{position:fixed;top:0;left:0;right:0;height:3px;background:transparent;z-index:10001}
.ut-scroll-fill{
  height:100%;
  background:linear-gradient(90deg,var(--amber-300),var(--brand-300),var(--brand));
  width:0%;transition:width .08s linear;border-radius:0 2px 2px 0;
}

/* ============ HEADER ============ */
.ut-header{
  position:sticky;top:0;z-index:1000;
  background:rgba(255,255,255,.88);
  backdrop-filter:blur(30px) saturate(180%);
  -webkit-backdrop-filter:blur(30px) saturate(180%);
  border-bottom:1px solid rgba(10,22,40,.04);
  transition:all var(--t);
}
.ut-header.scrolled{box-shadow:0 2px 24px rgba(10,22,40,.07);background:rgba(255,255,255,.96)}

/* Top Bar */
.ut-header-top{
  background:linear-gradient(135deg,var(--brand-950),var(--brand-800));
  padding:7px 0;font-size:var(--fs-xs);
}
.ut-header-top-inner{display:flex;justify-content:space-between;align-items:center;gap:var(--sp-md)}
.ut-top-contact{display:flex;gap:24px}
.ut-top-contact a{color:rgba(255,255,255,.72);display:flex;align-items:center;gap:7px;transition:color var(--t-f)}
.ut-top-contact a:hover{color:var(--amber-300)}
.ut-top-contact i{font-size:.7rem;opacity:.85}
.ut-top-actions{display:flex;gap:8px}
.ut-btn-top{
  padding:5px 14px;border-radius:var(--r-full);
  font-size:.72rem;font-weight:600;
  color:rgba(255,255,255,.82);
  border:1px solid rgba(255,255,255,.18);
  display:flex;align-items:center;gap:5px;
  transition:all var(--t-f);
}
.ut-btn-top:hover{background:rgba(255,255,255,.10);color:#fff;border-color:rgba(255,255,255,.35)}
.ut-btn-top.ut-btn-accent{background:rgba(200,122,32,.22);border-color:rgba(200,122,32,.38)}
.ut-btn-top.ut-btn-accent:hover{background:rgba(200,122,32,.38)}

/* Main Nav */
.ut-header-main{padding:6px 0}
.ut-header-inner{display:flex;align-items:center;justify-content:space-between;gap:var(--sp-lg)}

/* Logo */
.ut-logo{display:flex;align-items:center;gap:12px;flex-shrink:0}
.ut-logo-icon{
  width:44px;height:44px;color:var(--brand);
  flex-shrink:0;transition:transform var(--t);
}
.ut-logo:hover .ut-logo-icon{transform:rotate(-5deg) scale(1.05)}
.ut-logo-icon svg{width:100%;height:100%}
.ut-logo-text{line-height:1.1}
.ut-logo-name{
  font-family:var(--font-h);
  font-size:1.55rem;font-weight:700;
  color:var(--brand-900);letter-spacing:-.02em;
}
.ut-logo-tag{
  font-size:.62rem;color:var(--gray-400);
  font-weight:600;text-transform:uppercase;letter-spacing:.08em;
}

/* Nav Links */
.ut-nav-list{display:flex;gap:2px}
.ut-nav-list>li>a{
  display:flex;align-items:center;gap:5px;
  padding:10px 16px;border-radius:var(--r-sm);
  font-size:.88rem;font-weight:500;
  color:var(--gray-600);transition:all var(--t-f);
  position:relative;
}
.ut-nav-list>li>a::after{
  content:'';position:absolute;bottom:5px;left:16px;right:16px;
  height:2px;background:var(--brand);border-radius:2px;
  transform:scaleX(0);transition:transform var(--t);
}
.ut-nav-list>li>a:hover,
.ut-nav-list>li.active>a{color:var(--brand);background:var(--brand-50)}
.ut-nav-list>li.active>a::after,
.ut-nav-list>li>a:hover::after{transform:scaleX(1)}
.ut-nav-list>li>a i.fa-chevron-down{font-size:.6rem;transition:transform var(--t-f)}

/* Dropdown */
.ut-nav-dropdown{position:relative}
.ut-nav-dropdown:hover .ut-dropdown{opacity:1;visibility:visible;transform:translateY(0)}
.ut-nav-dropdown:hover>a i.fa-chevron-down{transform:rotate(180deg)}
.ut-dropdown{
  position:absolute;top:calc(100% + 8px);left:0;
  min-width:280px;
  background:rgba(255,255,255,.98);
  backdrop-filter:blur(30px);
  border-radius:var(--r-md);
  box-shadow:var(--sh-xl);
  padding:10px;
  opacity:0;visibility:hidden;
  transform:translateY(12px);
  transition:all var(--t);
  z-index:999;border:1px solid rgba(10,22,40,.05);
}
.ut-dropdown-grid{display:grid;gap:2px}
.ut-dropdown-item{
  display:flex;align-items:center;gap:12px;
  padding:11px 15px;border-radius:var(--r-sm);
  font-size:.86rem;font-weight:500;
  color:var(--gray-600);transition:all var(--t-f);
}
.ut-dropdown-item i{width:20px;text-align:center;color:var(--brand);font-size:.85rem}
.ut-dropdown-item:hover{background:var(--brand-50);color:var(--brand-700)}
.ut-dropdown-highlight{
  background:linear-gradient(135deg,var(--brand-50),var(--amber-50));
  color:var(--brand-800);font-weight:600;
}
.ut-dropdown-sm{min-width:200px}
.ut-dropdown-sm a{
  display:block;padding:10px 16px;border-radius:var(--r-sm);
  font-size:.86rem;color:var(--gray-600);transition:all var(--t-f);
}
.ut-dropdown-sm a:hover{background:var(--brand-50);color:var(--brand)}

.ut-header-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}

/* Mobile Toggle */
.ut-menu-toggle{
  display:none;width:34px;height:28px;
  flex-direction:column;justify-content:space-between;
  position:relative;z-index:1001;
}
.ut-menu-toggle span{
  display:block;height:2.5px;background:var(--brand-900);
  border-radius:2px;transition:all var(--t);transform-origin:center;
}
.ut-menu-toggle.open span:nth-child(1){transform:translateY(12px) rotate(45deg)}
.ut-menu-toggle.open span:nth-child(2){opacity:0;transform:scaleX(0)}
.ut-menu-toggle.open span:nth-child(3){transform:translateY(-13px) rotate(-45deg)}

/* ============ HERO SECTION ============ */
.ut-hero{
  position:relative;min-height:94vh;
  display:flex;align-items:center;
  background:linear-gradient(170deg,var(--white) 0%,var(--silk) 35%,var(--brand-50) 100%);
  overflow:hidden;
}
.ut-hero-bg{position:absolute;inset:0;z-index:0;pointer-events:none}
.ut-hero-orb{position:absolute;border-radius:50%;filter:blur(130px)}
.ut-hero-orb-1{
  width:780px;height:780px;
  background:radial-gradient(circle,rgba(42,98,158,.18),rgba(42,98,158,.03));
  top:-200px;right:-160px;
}
.ut-hero-orb-2{
  width:580px;height:580px;
  background:radial-gradient(circle,rgba(200,122,32,.12),rgba(200,122,32,.02));
  bottom:-120px;left:-120px;
}
.ut-hero-orb-3{
  width:440px;height:440px;
  background:radial-gradient(circle,rgba(42,98,158,.10),transparent);
  top:32%;left:22%;
}
.ut-hero-orb-4{
  width:300px;height:300px;
  background:radial-gradient(circle,rgba(96,157,212,.08),transparent);
  bottom:15%;right:18%;
}

.ut-hero-particles{position:absolute;inset:0;z-index:0;overflow:hidden}
.ut-hero-particle{
  position:absolute;width:4px;height:4px;
  background:var(--brand-300);border-radius:50%;opacity:0;
  animation:float-up 7s infinite;
}
@keyframes float-up{
  0%{opacity:0;transform:translateY(100vh) scale(0)}
  10%{opacity:.6}
  90%{opacity:.2}
  100%{opacity:0;transform:translateY(-20px) scale(1.8)}
}

.ut-hero .ut-container{position:relative;z-index:2}
.ut-hero-grid{display:grid;grid-template-columns:1fr 1fr;gap:68px;align-items:center}
.ut-hero-text{max-width:640px}
.ut-hero-eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  padding:8px 20px;
  background:rgba(42,98,158,.06);
  color:var(--brand-700);
  border-radius:var(--r-full);
  font-size:var(--fs-xs);font-weight:700;
  text-transform:uppercase;letter-spacing:.09em;
  margin-bottom:30px;
  border:1px solid rgba(42,98,158,.10);
}
.ut-hero-dot{
  width:8px;height:8px;background:var(--brand);
  border-radius:50%;animation:hero-pulse 2s ease-in-out infinite;
}
@keyframes hero-pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.35;transform:scale(1.4)}}
.ut-hero-text h1{
  font-family:var(--font-h);
  font-size:4rem;font-weight:600;
  line-height:1.06;letter-spacing:-.03em;
  color:var(--brand-900);margin-bottom:26px;
}
.ut-hero-text h1 .ut-grad{
  display:block;
  background:linear-gradient(135deg,var(--brand-800),var(--brand),var(--brand-300));
  -webkit-background-clip:text;
  -webkit-text-fill-color:transparent;
  background-clip:text;
}
.ut-hero-text>p{font-size:var(--fs-md);color:var(--gray-500);line-height:1.75;margin-bottom:38px;max-width:540px}
.ut-hero-btns{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:48px}
.ut-hero-btns .ut-btn-wa{background:var(--wa);color:#fff;box-shadow:0 4px 18px rgba(37,211,102,.32)}
.ut-hero-btns .ut-btn-wa:hover{transform:translateY(-2px);box-shadow:0 8px 30px rgba(37,211,102,.48)}
.ut-hero-stats{display:flex;gap:40px;padding-top:30px;border-top:1px solid var(--gray-200)}
.ut-hero-stat h3{font-size:2.1rem;font-weight:800;color:var(--brand);letter-spacing:-.03em;line-height:1}
.ut-hero-stat p{font-size:var(--fs-xs);color:var(--gray-400);margin-top:5px;font-weight:500}

/* Hero Visual */
.ut-hero-visual{position:relative}
.ut-hero-visual-inner{
  position:relative;border-radius:var(--r-xl);overflow:hidden;
  background:linear-gradient(150deg,var(--gray-50),var(--silk));
  aspect-ratio:4/3;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 24px 80px rgba(10,22,40,.12);
}
.ut-hero-visual-inner img{width:100%;height:100%;object-fit:cover;transition:transform 1.5s ease}
.ut-hero-visual-inner:hover img{transform:scale(1.04)}
.ut-hero-visual-badge{
  position:absolute;
  background:rgba(255,255,255,.96);
  backdrop-filter:blur(14px);
  border-radius:var(--r);padding:15px 20px;
  box-shadow:var(--sh-md);
  display:flex;align-items:center;gap:10px;
  transition:transform var(--t);
}
.ut-hero-visual-badge:hover{transform:translateY(-2px)}
.ut-hero-visual-badge.top-right{top:24px;right:24px}
.ut-hero-visual-badge.bottom-left{bottom:24px;left:24px}
.ut-hero-visual-badge i{font-size:1.25rem;color:var(--amber)}
.ut-hero-visual-badge span{font-size:var(--fs-xs);font-weight:600;color:var(--gray-700)}

/* ============ TRUST STRIP ============ */
.ut-trust-strip{padding:40px 0;background:#fff;border-bottom:1px solid var(--gray-100)}
.ut-trust-strip .ut-container{display:flex;justify-content:center;gap:52px;flex-wrap:wrap}
.ut-trust-item{display:flex;align-items:center;gap:14px;transition:transform var(--t-f)}
.ut-trust-item:hover{transform:translateY(-2px)}
.ut-trust-icon{
  width:52px;height:52px;border-radius:var(--r);
  background:linear-gradient(135deg,var(--brand-50),var(--brand-100));
  display:flex;align-items:center;justify-content:center;
  color:var(--brand);font-size:1.2rem;flex-shrink:0;
  transition:all var(--t);
}
.ut-trust-item:hover .ut-trust-icon{
  background:linear-gradient(135deg,var(--brand),var(--brand-600));
  color:#fff;transform:scale(1.06);box-shadow:var(--sh-brand);
}
.ut-trust-item h4{font-size:.9rem;font-weight:700;color:var(--gray-800)}
.ut-trust-item p{font-size:var(--fs-xs);color:var(--gray-400)}

/* ============ FEATURE CARDS ============ */
.ut-features-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:26px}
.ut-feature-card{
  position:relative;background:#fff;
  border-radius:var(--r-lg);padding:42px 30px 34px;
  text-align:center;border:1px solid rgba(10,22,40,.04);
  transition:all var(--t);overflow:hidden;
}
.ut-feature-card::before{
  content:'';position:absolute;top:0;left:0;right:0;height:3px;
  background:linear-gradient(90deg,var(--brand),var(--amber));
  transform:scaleX(0);transition:transform var(--t);
}
.ut-feature-card:hover::before{transform:scaleX(1)}
.ut-feature-card:hover{transform:translateY(-8px);box-shadow:var(--sh-xl);border-color:transparent}
.ut-feature-icon{
  width:72px;height:72px;border-radius:var(--r-md);
  background:linear-gradient(135deg,var(--brand-50),var(--brand-100));
  display:flex;align-items:center;justify-content:center;
  margin:0 auto 24px;font-size:1.7rem;color:var(--brand);
  transition:all var(--t);
}
.ut-feature-card:hover .ut-feature-icon{
  background:linear-gradient(135deg,var(--brand),var(--brand-600));
  color:#fff;transform:scale(1.08);box-shadow:var(--sh-brand);
}
.ut-feature-card h3{font-size:var(--fs-md);font-weight:700;margin-bottom:12px;color:var(--gray-800)}
.ut-feature-card p{font-size:.88rem;color:var(--gray-500);line-height:1.7}

/* ============ CATEGORY CARDS ============ */
.ut-cats-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.ut-cat-card{
  display:flex;align-items:center;gap:18px;
  padding:28px 24px;background:#fff;border-radius:var(--r-md);
  border:1px solid rgba(10,22,40,.04);
  transition:all var(--t);position:relative;overflow:hidden;
}
.ut-cat-card::after{
  content:'';position:absolute;inset:0;
  background:linear-gradient(135deg,transparent,var(--brand-50));
  opacity:0;transition:opacity var(--t);
}
.ut-cat-card:hover::after{opacity:1}
.ut-cat-card:hover{border-color:var(--brand-200);transform:translateY(-4px);box-shadow:var(--sh-md)}
.ut-cat-icon{
  width:60px;height:60px;border-radius:var(--r);
  background:var(--brand-50);display:flex;align-items:center;justify-content:center;
  font-size:1.35rem;color:var(--brand);flex-shrink:0;
  transition:all var(--t);position:relative;z-index:1;
}
.ut-cat-card:hover .ut-cat-icon{background:var(--brand-100)}
.ut-cat-info{flex:1;position:relative;z-index:1}
.ut-cat-info h3{font-size:1rem;font-weight:700;color:var(--gray-800);margin-bottom:2px}
.ut-cat-info p{font-size:var(--fs-xs);color:var(--gray-400)}
.ut-cat-arrow{color:var(--gray-300);font-size:.85rem;transition:all var(--t);position:relative;z-index:1}
.ut-cat-card:hover .ut-cat-arrow{color:var(--brand);transform:translateX(5px)}

/* ============ PRODUCT CARDS ============ */
.ut-products-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.ut-products-grid-4{grid-template-columns:repeat(4,1fr)}
.ut-product-card{
  background:#fff;border-radius:var(--r-lg);overflow:hidden;
  border:1px solid rgba(10,22,40,.04);
  transition:all var(--t);position:relative;box-shadow:var(--sh-xs);
}
.ut-product-card:hover{transform:translateY(-8px);box-shadow:var(--sh-2xl);border-color:transparent}
.ut-product-img{position:relative;aspect-ratio:1/1;background:var(--gray-50);overflow:hidden}
.ut-product-img img{width:100%;height:100%;object-fit:cover;transition:transform .7s cubic-bezier(.25,.46,.45,.94)}
.ut-product-card:hover .ut-product-img img{transform:scale(1.1)}
.ut-product-badge{
  position:absolute;top:14px;left:14px;
  padding:5px 13px;border-radius:var(--r-full);
  font-size:.68rem;font-weight:700;letter-spacing:.05em;z-index:2;
}
.ut-badge-eco{background:var(--brand-50);color:var(--brand-700)}
.ut-badge-oem{background:#EDE4FC;color:#6C3ECD}
.ut-badge-hot{background:#FDE8E8;color:var(--error)}
.ut-badge-new{background:var(--amber-50);color:var(--amber-700)}
.ut-product-body{padding:24px 22px}
.ut-product-cat{font-size:.7rem;color:var(--brand);font-weight:700;text-transform:uppercase;letter-spacing:.07em;margin-bottom:10px}
.ut-product-body h3{font-size:1.04rem;font-weight:700;color:var(--gray-800);margin-bottom:10px;line-height:1.38;transition:color var(--t-f)}
.ut-product-body h3:hover{color:var(--brand)}
.ut-product-specs{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:18px}
.ut-product-specs span{padding:4px 11px;background:var(--silk-50);border-radius:var(--r-full);font-size:.7rem;color:var(--gray-500);font-weight:500}
.ut-product-foot{display:flex;justify-content:space-between;align-items:center}
.ut-product-moq{font-size:.8rem;color:var(--gray-500)}
.ut-product-moq strong{color:var(--gray-700)}
.ut-product-cta{
  padding:9px 20px;
  background:linear-gradient(135deg,var(--brand),var(--brand-600));
  color:#fff;border-radius:var(--r-full);
  font-size:.78rem;font-weight:600;transition:all var(--t-f);
  box-shadow:0 2px 10px rgba(42,98,158,.24);
}
.ut-product-cta:hover{background:var(--brand-600);box-shadow:0 6px 20px rgba(42,98,158,.44);transform:translateY(-1px)}

/* ============ PRODUCT DETAIL ============ */
.ut-pd-hero{padding:52px 0}
.ut-pd-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:start}
.ut-pd-gallery{position:sticky;top:110px}
.ut-pd-main-img{border-radius:var(--r-lg);overflow:hidden;aspect-ratio:4/3;background:var(--gray-50);margin-bottom:16px;box-shadow:var(--sh-md);position:relative}
.ut-pd-main-img img{width:100%;height:100%;object-fit:cover;transition:opacity .15s}
.ut-pd-thumbs{display:flex;gap:10px}
.ut-pd-thumb{width:80px;height:80px;border-radius:var(--r-sm);overflow:hidden;cursor:pointer;border:2.5px solid transparent;transition:all var(--t-f);opacity:.6}
.ut-pd-thumb:hover{opacity:.9}
.ut-pd-thumb.active{border-color:var(--brand);opacity:1}
.ut-pd-thumb img{width:100%;height:100%;object-fit:cover}

.ut-pd-info .ut-pd-breadcrumb{font-size:var(--fs-xs);color:var(--gray-400);margin-bottom:18px}
.ut-pd-info .ut-pd-breadcrumb a{color:var(--brand);font-weight:500}
.ut-pd-info .ut-pd-breadcrumb a:hover{text-decoration:underline}
.ut-pd-info h1{font-family:var(--font-h);font-size:var(--fs-3xl);font-weight:600;color:var(--gray-900);margin-bottom:12px;line-height:1.2}
.ut-pd-sku{font-size:var(--fs-xs);color:var(--gray-400);margin-bottom:26px}
.ut-pd-desc{font-size:var(--fs-base);color:var(--gray-600);line-height:1.85;margin-bottom:30px}
.ut-pd-specs{display:grid;grid-template-columns:1fr 1fr;gap:13px;margin-bottom:30px}
.ut-pd-spec{padding:17px;background:var(--gray-50);border-radius:var(--r-sm);transition:all var(--t-f)}
.ut-pd-spec:hover{background:var(--brand-50)}
.ut-pd-spec-label{font-size:.72rem;color:var(--gray-400);text-transform:uppercase;letter-spacing:.06em;margin-bottom:6px;font-weight:600}
.ut-pd-spec-value{font-size:.95rem;font-weight:600;color:var(--gray-800)}

.ut-pd-certs{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:30px}
.ut-pd-cert{padding:7px 16px;background:var(--brand-50);color:var(--brand-700);border-radius:var(--r-full);font-size:.75rem;font-weight:600;border:1px solid var(--brand-100);display:flex;align-items:center;gap:6px}
.ut-pd-cert i{font-size:.7rem}

.ut-pd-price-tiers{margin-bottom:34px;border:1px solid var(--gray-100);border-radius:var(--r);overflow:hidden}
.ut-pd-price-header{padding:15px 22px;background:var(--gray-50);font-weight:700;font-size:.88rem;color:var(--gray-800);display:flex;align-items:center;gap:8px}
.ut-pd-price-header i{color:var(--brand)}
.ut-pd-price-row{display:flex;justify-content:space-between;align-items:center;padding:14px 22px;border-top:1px solid var(--gray-50);font-size:.86rem;transition:background var(--t-f)}
.ut-pd-price-row:hover{background:var(--brand-50)}
.ut-pd-price-row:nth-child(even){background:var(--gray-50)}
.ut-pd-price-row:nth-child(even):hover{background:var(--brand-50)}
.ut-pd-price-row strong{color:var(--brand-700);font-size:.95rem}
.ut-pd-moq-info{margin-bottom:30px;padding:20px 24px;background:linear-gradient(135deg,var(--brand-50),var(--amber-50));border-radius:var(--r);border:1px solid var(--brand-100);display:flex;align-items:center;gap:14px}
.ut-pd-moq-info i{font-size:1.4rem;color:var(--brand)}
.ut-pd-moq-info div h4{font-size:.88rem;font-weight:700;color:var(--gray-800)}
.ut-pd-moq-info div p{font-size:.78rem;color:var(--gray-500)}
.ut-pd-actions{display:flex;gap:12px;margin-top:30px;flex-wrap:wrap}
.ut-pd-actions .ut-btn{flex:1;min-width:140px}

/* ============ FORM PAGES ============ */
.ut-rfq-hero{padding:96px 0 76px;background:linear-gradient(175deg,var(--silk),var(--white))}
.ut-rfq-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:start;max-width:1160px;margin:0 auto}
.ut-rfq-info h1{font-family:var(--font-h);font-size:var(--fs-3xl);font-weight:600;margin-bottom:20px;color:var(--gray-900);line-height:1.15}
.ut-rfq-info h1 span{color:var(--brand)}
.ut-rfq-info>p{color:var(--gray-500);font-size:var(--fs-md);margin-bottom:38px;line-height:1.7}
.ut-rfq-features{display:flex;flex-direction:column;gap:20px}
.ut-rfq-feature{display:flex;gap:14px;align-items:flex-start}
.ut-rfq-feature i{color:var(--brand);font-size:1.15rem;margin-top:3px;flex-shrink:0}
.ut-rfq-feature div h4{font-size:.95rem;font-weight:700;color:var(--gray-800);margin-bottom:2px}
.ut-rfq-feature div p{font-size:var(--fs-xs);color:var(--gray-500);margin:0}

.ut-form-card{background:#fff;border-radius:var(--r-xl);padding:42px 38px;box-shadow:var(--sh-lg);border:1px solid rgba(10,22,40,.04);position:relative}
.ut-form-card h3{font-size:1.25rem;font-weight:700;margin-bottom:30px;color:var(--gray-900);display:flex;align-items:center;gap:10px}
.ut-form-card h3 i{color:var(--brand)}
.ut-form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.ut-form-group{margin-bottom:20px}
.ut-form-group label{display:block;font-size:.84rem;font-weight:600;color:var(--gray-700);margin-bottom:8px}
.ut-form-group label .required{color:var(--error);margin-left:2px}
.ut-form-group input,.ut-form-group select,.ut-form-group textarea{width:100%;padding:13px 16px;border:1.5px solid var(--gray-200);border-radius:var(--r-sm);font-size:.9rem;color:var(--gray-800);background:var(--gray-50);transition:all var(--t-f);outline:none}
.ut-form-group input:hover,.ut-form-group select:hover,.ut-form-group textarea:hover{border-color:var(--gray-300)}
.ut-form-group input:focus,.ut-form-group select:focus,.ut-form-group textarea:focus{border-color:var(--brand);background:#fff;box-shadow:0 0 0 4px rgba(42,98,158,.08)}
.ut-form-group textarea{min-height:130px;resize:vertical}
.ut-form-submit{margin-top:8px}

.ut-wa-block{margin-top:28px;padding-top:26px;border-top:1px solid var(--gray-100);text-align:center}
.ut-wa-block p{font-size:.84rem;color:var(--gray-500);margin-bottom:14px}
.ut-wa-block .ut-btn{background:var(--wa);color:#fff;font-size:.9rem;padding:14px 28px;box-shadow:0 4px 16px rgba(37,211,102,.30)}
.ut-wa-block .ut-btn:hover{box-shadow:0 8px 28px rgba(37,211,102,.48);transform:translateY(-2px)}

/* ============ ABOUT / BRAND ============ */
.ut-about-hero{padding:115px 0;background:linear-gradient(180deg,var(--silk),var(--white))}
.ut-about-grid{display:grid;grid-template-columns:1fr 1fr;gap:76px;align-items:center}
.ut-about-img{border-radius:var(--r-xl);overflow:hidden;position:relative;box-shadow:var(--sh-2xl)}
.ut-about-img img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform 1.4s ease}
.ut-about-img:hover img{transform:scale(1.04)}
.ut-about-img-badge{position:absolute;bottom:36px;right:-28px;background:#fff;padding:24px 30px;border-radius:var(--r);box-shadow:var(--sh-xl);text-align:center}
.ut-about-img-badge h4{font-size:2.4rem;font-weight:800;color:var(--brand);line-height:1}
.ut-about-img-badge p{font-size:var(--fs-xs);color:var(--gray-500);margin-top:5px}
.ut-about-text h1{font-family:var(--font-h);font-size:var(--fs-4xl);font-weight:600;margin-bottom:20px;color:var(--gray-900);line-height:1.15}
.ut-about-text .ut-subtitle{font-size:var(--fs-md);color:var(--gray-500);margin-bottom:30px;line-height:1.65}
.ut-about-text p{color:var(--gray-600);margin-bottom:18px;font-size:var(--fs-base);line-height:1.8}

/* Mission / Vision / Values */
.ut-mvv-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.ut-mvv-card{background:#fff;border-radius:var(--r-lg);padding:38px 30px;text-align:center;border:1px solid rgba(10,22,40,.04);transition:all var(--t)}
.ut-mvv-card:hover{transform:translateY(-5px);box-shadow:var(--sh-xl)}
.ut-mvv-card .ut-mvv-icon{width:68px;height:68px;border-radius:50%;background:linear-gradient(135deg,var(--brand-50),var(--brand-100));display:flex;align-items:center;justify-content:center;margin:0 auto 22px;font-size:1.5rem;color:var(--brand)}
.ut-mvv-card h3{font-size:1.1rem;font-weight:700;margin-bottom:10px;color:var(--gray-800)}
.ut-mvv-card p{font-size:.88rem;color:var(--gray-500);line-height:1.65}

/* Timeline */
.ut-timeline{max-width:800px;margin:0 auto;padding:40px 0;position:relative}
.ut-timeline::before{content:'';position:absolute;left:50%;top:0;bottom:0;width:2px;background:linear-gradient(180deg,var(--brand-200),var(--amber-300),var(--brand-200));transform:translateX(-50%)}
.ut-timeline-item{display:flex;align-items:flex-start;margin-bottom:44px;position:relative}
.ut-timeline-item:nth-child(odd){flex-direction:row}
.ut-timeline-item:nth-child(even){flex-direction:row-reverse}
.ut-timeline-dot{position:absolute;left:50%;top:10px;width:18px;height:18px;background:var(--brand);border-radius:50%;transform:translateX(-50%);border:4px solid #fff;box-shadow:0 0 0 4px var(--brand-200);z-index:2}
.ut-timeline-content{width:calc(50% - 42px);background:#fff;border-radius:var(--r);padding:24px 26px;border:1px solid var(--gray-100);box-shadow:var(--sh-sm);transition:all var(--t)}
.ut-timeline-content:hover{box-shadow:var(--sh-lg);transform:translateY(-2px)}
.ut-timeline-content h4{font-size:1.35rem;font-weight:800;color:var(--brand);margin-bottom:4px}
.ut-timeline-content h5{font-size:.95rem;font-weight:700;color:var(--gray-800);margin-bottom:6px}
.ut-timeline-content p{font-size:.84rem;color:var(--gray-500);line-height:1.6}

/* ============ FACTORY ============ */
.ut-factory-hero{padding:84px 0}
.ut-factory-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin:56px 0}
.ut-factory-stat{background:#fff;border-radius:var(--r-md);padding:34px 26px;text-align:center;border:1px solid rgba(10,22,40,.04);transition:all var(--t)}
.ut-factory-stat:hover{transform:translateY(-5px);box-shadow:var(--sh-xl)}
.ut-factory-stat h3{font-size:2.3rem;font-weight:800;color:var(--brand);line-height:1}
.ut-factory-stat p{font-size:var(--fs-xs);color:var(--gray-500);margin-top:8px;font-weight:500}
.ut-factory-gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.ut-factory-gallery img{border-radius:var(--r);aspect-ratio:16/10;object-fit:cover;width:100%;transition:transform var(--t-s)}
.ut-factory-gallery a{overflow:hidden;border-radius:var(--r);display:block}
.ut-factory-gallery a:hover img{transform:scale(1.06)}

/* Process */
.ut-process-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:14px}
.ut-process-step{text-align:center;padding:30px 18px;background:#fff;border-radius:var(--r-md);border:1px solid rgba(10,22,40,.04);transition:all var(--t)}
.ut-process-step:hover{transform:translateY(-5px);box-shadow:var(--sh-lg);border-color:var(--brand-200)}
.ut-process-num{width:46px;height:46px;border-radius:50%;background:linear-gradient(135deg,var(--brand),var(--brand-600));color:#fff;display:flex;align-items:center;justify-content:center;margin:0 auto 16px;font-weight:800;font-size:1.1rem;box-shadow:var(--sh-brand)}
.ut-process-step h4{font-size:.88rem;font-weight:700;color:var(--gray-800);margin-bottom:4px}
.ut-process-step p{font-size:.74rem;color:var(--gray-500);line-height:1.5}

/* QC Banner */
.ut-qc-banner{background:linear-gradient(135deg,var(--brand-50),var(--amber-50));border-radius:var(--r-lg);padding:40px 44px;display:flex;align-items:center;gap:30px;border:1px solid var(--brand-200)}
.ut-qc-banner i{font-size:2.6rem;color:var(--brand);flex-shrink:0}
.ut-qc-banner div h3{font-size:1.15rem;font-weight:700;color:var(--gray-800);margin-bottom:4px}
.ut-qc-banner div p{font-size:.88rem;color:var(--gray-600);line-height:1.6}

/* ============ CERTIFICATIONS ============ */
.ut-certs-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.ut-cert-card{background:#fff;border-radius:var(--r-lg);padding:38px 30px 30px;text-align:center;border:1px solid rgba(10,22,40,.04);transition:all var(--t);position:relative;overflow:hidden}
.ut-cert-card::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--brand-300),var(--amber));opacity:0;transition:opacity var(--t)}
.ut-cert-card:hover::before{opacity:1}
.ut-cert-card:hover{box-shadow:var(--sh-xl);transform:translateY(-5px)}
.ut-cert-icon{width:80px;height:80px;border-radius:50%;background:linear-gradient(135deg,var(--brand-50),var(--brand-100));display:flex;align-items:center;justify-content:center;margin:0 auto 24px;font-size:1.9rem;color:var(--brand);transition:all var(--t)}
.ut-cert-card:hover .ut-cert-icon{background:linear-gradient(135deg,var(--brand),var(--brand-600));color:#fff;box-shadow:var(--sh-brand)}
.ut-cert-card h3{font-size:1.1rem;font-weight:700;margin-bottom:12px;color:var(--gray-800)}
.ut-cert-card p{font-size:.84rem;color:var(--gray-500);line-height:1.65;margin-bottom:20px}
.ut-cert-download{display:inline-flex;align-items:center;gap:6px;padding:9px 22px;background:var(--brand);color:#fff;border-radius:var(--r-full);font-size:.8rem;font-weight:600;transition:all var(--t-f)}
.ut-cert-download:hover{background:var(--brand-600);box-shadow:var(--sh-brand);transform:translateY(-1px)}

/* ============ CLIENT CASES ============ */
.ut-cases-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.ut-case-card{background:#fff;border-radius:var(--r-lg);overflow:hidden;border:1px solid rgba(10,22,40,.04);transition:all var(--t);box-shadow:var(--sh-xs)}
.ut-case-card:hover{box-shadow:var(--sh-2xl);transform:translateY(-5px)}
.ut-case-img{aspect-ratio:16/10;background:var(--gray-50);overflow:hidden}
.ut-case-img img{width:100%;height:100%;object-fit:cover;transition:transform var(--t-s)}
.ut-case-card:hover .ut-case-img img{transform:scale(1.06)}
.ut-case-body{padding:26px}
.ut-case-body h3{font-size:1.08rem;font-weight:700;margin-bottom:10px;color:var(--gray-800)}
.ut-case-body h3:hover{color:var(--brand)}
.ut-case-body p{font-size:.84rem;color:var(--gray-500);line-height:1.65}
.ut-case-tag{display:inline-block;padding:5px 13px;background:var(--brand-50);color:var(--brand);border-radius:var(--r-full);font-size:.7rem;font-weight:700;margin-bottom:16px;letter-spacing:.03em}

/* Client Wall */
.ut-client-wall{display:flex;flex-wrap:wrap;justify-content:center;gap:var(--sp-lg);align-items:center;padding:42px 0}
.ut-client-wall span{font-size:1.18rem;font-weight:700;color:var(--gray-300);letter-spacing:.02em;padding:12px 28px;background:var(--gray-50);border-radius:var(--r);transition:all var(--t-f)}
.ut-client-wall span:hover{color:var(--brand);background:var(--brand-50);transform:translateY(-2px)}

/* ============ TESTIMONIALS ============ */
.ut-testimonials-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.ut-testimonial-card{background:#fff;border-radius:var(--r-lg);padding:36px 32px;border:1px solid rgba(10,22,40,.04);transition:all var(--t);position:relative}
.ut-testimonial-card::before{content:'\201C';position:absolute;top:18px;right:26px;font-family:var(--font-h);font-size:4.5rem;color:var(--brand-100);line-height:1;pointer-events:none}
.ut-testimonial-card:hover{box-shadow:var(--sh-xl);transform:translateY(-4px)}
.ut-testimonial-stars{color:var(--amber);margin-bottom:20px;font-size:.92rem;letter-spacing:2px}
.ut-testimonial-quote{font-size:.94rem;color:var(--gray-600);font-style:italic;margin-bottom:24px;line-height:1.75;position:relative;z-index:1}
.ut-testimonial-author{display:flex;align-items:center;gap:14px}
.ut-testimonial-avatar{width:50px;height:50px;border-radius:50%;background:linear-gradient(135deg,var(--brand),var(--brand-300));color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:1.15rem;flex-shrink:0}
.ut-testimonial-author h4{font-size:.9rem;font-weight:700;color:var(--gray-800)}
.ut-testimonial-author p{font-size:var(--fs-xs);color:var(--gray-400)}

/* ============ BLOG CARDS ============ */
.ut-blog-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}
.ut-blog-card{background:#fff;border-radius:var(--r-lg);overflow:hidden;border:1px solid rgba(10,22,40,.04);transition:all var(--t);box-shadow:var(--sh-xs)}
.ut-blog-card:hover{box-shadow:var(--sh-2xl);transform:translateY(-6px)}
.ut-blog-img{aspect-ratio:16/10;overflow:hidden}
.ut-blog-img img{width:100%;height:100%;object-fit:cover;transition:transform var(--t-s)}
.ut-blog-card:hover .ut-blog-img img{transform:scale(1.07)}
.ut-blog-body{padding:26px}
.ut-blog-meta{display:flex;gap:18px;font-size:var(--fs-xs);color:var(--gray-400);margin-bottom:14px}
.ut-blog-meta i{margin-right:4px}
.ut-blog-body h3{font-size:1.1rem;font-weight:700;margin-bottom:12px;line-height:1.42;transition:color var(--t-f)}
.ut-blog-body h3:hover{color:var(--brand)}
.ut-blog-body p{font-size:.85rem;color:var(--gray-500);line-height:1.65;margin-bottom:18px}
.ut-blog-tags{display:flex;flex-wrap:wrap;gap:6px}
.ut-blog-tag{padding:4px 12px;background:var(--gray-50);border-radius:var(--r-full);font-size:.7rem;color:var(--gray-500);font-weight:500}

/* Blog Detail */
.ut-blog-detail{max-width:840px;margin:0 auto;padding:72px 0}
.ut-blog-detail-header{margin-bottom:42px}
.ut-blog-detail-header .ut-blog-cat{display:inline-block;padding:7px 16px;background:var(--brand-50);color:var(--brand);border-radius:var(--r-full);font-size:.76rem;font-weight:700;margin-bottom:22px;letter-spacing:.04em}
.ut-blog-detail-header h1{font-family:var(--font-h);font-size:var(--fs-3xl);font-weight:600;margin-bottom:16px;line-height:1.25;color:var(--gray-900)}
.ut-blog-detail-header .ut-blog-meta{color:var(--gray-400);font-size:.84rem}
.ut-blog-detail-cover{border-radius:var(--r-lg);overflow:hidden;margin-bottom:44px;box-shadow:var(--sh-md)}
.ut-blog-detail-cover img{width:100%}
.ut-blog-detail-content{font-size:1.04rem;color:var(--gray-700);line-height:1.95}
.ut-blog-detail-content h2{font-size:var(--fs-xl);font-weight:700;margin:46px 0 18px;color:var(--gray-900)}
.ut-blog-detail-content h3{font-size:var(--fs-lg);font-weight:700;margin:34px 0 14px;color:var(--gray-800)}
.ut-blog-detail-content p{margin-bottom:20px}
.ut-blog-detail-content ul,.ut-blog-detail-content ol{margin-bottom:20px;padding-left:28px}
.ut-blog-detail-content li{margin-bottom:8px}
.ut-blog-detail-content ul li{list-style:disc}
.ut-blog-detail-content ol li{list-style:decimal}
.ut-blog-detail-content blockquote{margin:30px 0;padding:26px 30px;background:var(--brand-50);border-left:4px solid var(--brand);border-radius:0 var(--r-sm) var(--r-sm) 0;font-style:italic;color:var(--gray-600)}

/* ============ WHOLESALE ============ */
.ut-wholesale-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.ut-wholesale-card{background:#fff;border-radius:var(--r-lg);padding:42px 32px;border:1px solid rgba(10,22,40,.04);text-align:center;transition:all var(--t);position:relative}
.ut-wholesale-card.featured{border-color:var(--brand-300);box-shadow:0 0 0 1px var(--brand),var(--sh-xl);transform:scale(1.04)}
.ut-wholesale-card.featured:hover{transform:scale(1.06)}
.ut-wholesale-card:hover{transform:translateY(-6px);box-shadow:var(--sh-2xl)}
.ut-wholesale-badge{display:inline-block;padding:6px 18px;background:linear-gradient(135deg,var(--brand-700),var(--brand));color:#fff;border-radius:var(--r-full);font-size:.7rem;font-weight:700;margin-bottom:20px;letter-spacing:.05em}
.ut-wholesale-card h3{font-size:1.18rem;font-weight:700;margin-bottom:12px;color:var(--gray-800)}
.ut-wholesale-card .ut-price{font-size:2.5rem;font-weight:800;color:var(--brand);margin-bottom:6px}
.ut-wholesale-card .ut-price small{font-size:.85rem;color:var(--gray-400);font-weight:500}
.ut-wholesale-card ul{margin:26px 0;text-align:left}
.ut-wholesale-card ul li{padding:11px 0;border-bottom:1px solid var(--gray-50);font-size:.87rem;color:var(--gray-600);display:flex;align-items:center;gap:10px}
.ut-wholesale-card ul li i{color:var(--brand);font-size:.85rem;flex-shrink:0}

.ut-shipping-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.ut-shipping-card{background:#fff;border-radius:var(--r-md);padding:30px 24px;text-align:center;border:1px solid rgba(10,22,40,.04);transition:all var(--t)}
.ut-shipping-card:hover{transform:translateY(-4px);box-shadow:var(--sh-xl);border-color:var(--brand-200)}
.ut-shipping-card i{font-size:1.7rem;color:var(--brand);margin-bottom:16px}
.ut-shipping-card h4{font-size:.95rem;font-weight:700;color:var(--gray-800);margin-bottom:6px}
.ut-shipping-card p{font-size:.78rem;color:var(--gray-500);line-height:1.5}

.ut-dealer-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.ut-dealer-card{background:#fff;border-radius:var(--r-md);padding:32px 26px;border:1px solid rgba(10,22,40,.04);transition:all var(--t)}
.ut-dealer-card:hover{transform:translateY(-4px);box-shadow:var(--sh-xl);border-color:var(--brand-200)}
.ut-dealer-card i{font-size:1.35rem;color:var(--brand);margin-bottom:16px;display:block}
.ut-dealer-card h4{font-size:.95rem;font-weight:700;color:var(--gray-800);margin-bottom:6px}
.ut-dealer-card p{font-size:.8rem;color:var(--gray-500);line-height:1.55}

/* ============ CONTACT ============ */
.ut-contact-grid{display:grid;grid-template-columns:1fr 1.3fr;gap:60px}
.ut-contact-info h1{font-family:var(--font-h);font-size:var(--fs-3xl);font-weight:600;margin-bottom:20px;color:var(--gray-900)}
.ut-contact-info>p{color:var(--gray-500);margin-bottom:38px;line-height:1.7}
.ut-contact-methods{display:flex;flex-direction:column;gap:18px;margin-bottom:38px}
.ut-contact-method{display:flex;gap:16px;align-items:flex-start}
.ut-contact-method i{width:50px;height:50px;border-radius:var(--r);background:var(--brand-50);display:flex;align-items:center;justify-content:center;color:var(--brand);font-size:1.05rem;flex-shrink:0;transition:all var(--t)}
.ut-contact-method:hover i{background:var(--brand);color:#fff;box-shadow:var(--sh-brand)}
.ut-contact-method h4{font-size:.95rem;font-weight:700;color:var(--gray-800)}
.ut-contact-method p{font-size:var(--fs-xs);color:var(--gray-500)}

/* ============ CTA BANNER ============ */
.ut-cta{
  padding:100px 0;
  background:linear-gradient(160deg,var(--brand-950) 0%,var(--brand-800) 30%,var(--brand-600) 70%,var(--brand) 100%);
  color:#fff;text-align:center;position:relative;overflow:hidden;
}
.ut-cta::before{
  content:'';position:absolute;inset:0;
  background:
    radial-gradient(circle at 15% 40%,rgba(200,122,32,.12) 0%,transparent 45%),
    radial-gradient(circle at 85% 25%,rgba(255,255,255,.05) 0%,transparent 40%),
    radial-gradient(circle at 50% 80%,rgba(42,98,158,.20) 0%,transparent 50%);
}
.ut-cta .ut-container{position:relative;z-index:1}
.ut-cta h2{font-family:var(--font-h);font-size:var(--fs-4xl);font-weight:600;margin-bottom:18px;letter-spacing:-.01em}
.ut-cta p{font-size:var(--fs-md);opacity:.88;margin-bottom:36px;max-width:660px;margin-left:auto;margin-right:auto;line-height:1.7}
.ut-cta-btns{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}

/* ============ FAQ ============ */
.ut-faq-list{max-width:840px;margin:0 auto}
.ut-faq-item{background:#fff;border-radius:var(--r);border:1px solid var(--gray-100);margin-bottom:10px;overflow:hidden;transition:all var(--t)}
.ut-faq-item:hover{border-color:var(--brand-200)}
.ut-faq-item.open{border-color:var(--brand-300);box-shadow:var(--sh)}
.ut-faq-q{width:100%;padding:22px 26px;display:flex;justify-content:space-between;align-items:center;font-size:.95rem;font-weight:600;color:var(--gray-800);text-align:left;transition:color var(--t-f)}
.ut-faq-q:hover{color:var(--brand)}
.ut-faq-q i{color:var(--gray-400);transition:all var(--t);font-size:.8rem;flex-shrink:0}
.ut-faq-item.open .ut-faq-q{color:var(--brand)}
.ut-faq-item.open .ut-faq-q i{transform:rotate(45deg);color:var(--brand)}
.ut-faq-a{padding:0 26px 24px;font-size:.88rem;color:var(--gray-600);line-height:1.75;display:none}
.ut-faq-item.open .ut-faq-a{display:block}

/* ============ PAGINATION ============ */
.ut-pagination{display:flex;justify-content:center;gap:6px;margin-top:52px}
.ut-pagination a{display:inline-flex;align-items:center;justify-content:center;min-width:42px;height:42px;padding:0 10px;border-radius:var(--r-sm);font-size:.88rem;font-weight:600;background:#fff;border:1px solid var(--gray-200);color:var(--gray-600);transition:all var(--t-f)}
.ut-pagination a:hover{border-color:var(--brand);color:var(--brand);background:var(--brand-50)}
.ut-pagination a.active{background:var(--brand);color:#fff;border-color:var(--brand)}
.ut-pagination .disabled{color:var(--gray-300);pointer-events:none;background:var(--gray-50)}
.ut-pagination .dots{color:var(--gray-400);pointer-events:none;border:none;background:transparent}

/* ============ BREADCRUMB ============ */
.ut-pd-breadcrumb{font-size:var(--fs-xs);color:var(--gray-400)}
.ut-pd-breadcrumb a{color:var(--gray-500)}
.ut-pd-breadcrumb a:hover{color:var(--brand)}
.ut-pd-breadcrumb span{color:var(--gray-700);font-weight:500}

/* ============ 404 ============ */
.ut-404{display:flex;align-items:center;justify-content:center;min-height:70vh;text-align:center;padding:60px 0}
.ut-404-icon{font-size:5rem;margin-bottom:24px;opacity:.3}
.ut-404 h1{font-family:var(--font-h);font-size:var(--fs-5xl);font-weight:600;margin-bottom:12px;color:var(--gray-900)}
.ut-404 p{color:var(--gray-500);margin-bottom:34px;font-size:var(--fs-md)}
.ut-404-btns{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* ============ WHATSAPP FLOAT ============ */
.ut-wa-float{
  position:fixed;bottom:100px;right:28px;
  width:62px;height:62px;
  background:var(--wa);color:#fff;
  border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  font-size:1.75rem;z-index:990;
  box-shadow:0 8px 30px rgba(37,211,102,.50);
  transition:all var(--t-sp);
}
.ut-wa-float:hover{transform:scale(1.12);box-shadow:0 12px 40px rgba(37,211,102,.65)}
.ut-wa-pulse{position:absolute;width:100%;height:100%;border-radius:50%;background:rgba(37,211,102,.35);animation:wa-pulse 2.2s ease-out infinite;z-index:-1}
@keyframes wa-pulse{0%{transform:scale(1);opacity:1}100%{transform:scale(1.9);opacity:0}}

/* ============ BACK TO TOP ============ */
.ut-back-top{
  position:fixed;bottom:36px;right:28px;
  width:46px;height:46px;
  background:#fff;color:var(--gray-600);
  border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  font-size:.85rem;z-index:989;
  box-shadow:var(--sh);border:1px solid var(--gray-100);
  opacity:0;visibility:hidden;
  transform:translateY(10px);
  transition:all var(--t);
}
.ut-back-top.show{opacity:1;visibility:visible;transform:translateY(0)}
.ut-back-top:hover{background:var(--brand);color:#fff;border-color:var(--brand);transform:translateY(-3px);box-shadow:var(--sh-brand)}

/* ============ TOAST ============ */
.ut-toast{
  position:fixed;bottom:110px;left:50%;
  transform:translateX(-50%) translateY(120px);
  background:var(--gray-800);color:#fff;
  padding:15px 28px;border-radius:var(--r-full);
  font-size:.88rem;font-weight:600;z-index:10000;
  opacity:0;transition:all var(--t);
  box-shadow:var(--sh-2xl);white-space:nowrap;
}
.ut-toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
.ut-toast-success{background:#16a34a}
.ut-toast-error{background:#dc3540}

/* ============ MOBILE BOTTOM NAV ============ */
.ut-mobile-nav{
  display:none;
  position:fixed;bottom:0;left:0;right:0;
  background:rgba(255,255,255,.96);
  backdrop-filter:blur(22px);
  border-top:1px solid rgba(10,22,40,.04);
  z-index:995;
  padding:6px 0 env(safe-area-inset-bottom,8px);
  transition:transform var(--t);
}
.ut-mobile-nav a,.ut-mobile-nav button{
  flex:1;display:flex;flex-direction:column;align-items:center;gap:2px;
  padding:6px 4px;font-size:.62rem;color:var(--gray-400);font-weight:500;
  text-decoration:none;transition:color var(--t-f);
}
.ut-mobile-nav a.active,.ut-mobile-nav a:hover{color:var(--brand)}
.ut-mobile-nav i{font-size:1.15rem}
.ut-mnav-center{position:relative;top:-20px}
.ut-mnav-center div{
  width:52px;height:52px;
  background:linear-gradient(135deg,var(--brand),var(--brand-600));
  color:#fff;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  font-size:1.25rem;
  box-shadow:0 8px 24px rgba(42,98,158,.50);
  transition:transform var(--t-f),box-shadow var(--t-f);
}
.ut-mnav-center:hover div{transform:scale(1.06);box-shadow:0 10px 32px rgba(42,98,158,.60)}
.ut-mnav-center span{margin-top:4px}

/* ============ FOOTER ============ */
.ut-footer{
  background:var(--brand-950);
  color:rgba(255,255,255,.62);
  padding:76px 0 0;
  position:relative;
}
.ut-footer::before{
  content:'';position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(200,122,32,.15),transparent);
}
.ut-footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr 1.2fr;gap:50px;padding-bottom:60px}
.ut-footer-brand p.ut-footer-desc{color:rgba(255,255,255,.38);font-size:.87rem;line-height:1.75;margin-bottom:26px}
.ut-footer-social{display:flex;gap:12px}
.ut-footer-social a{width:42px;height:42px;border-radius:50%;background:rgba(255,255,255,.04);display:flex;align-items:center;justify-content:center;color:rgba(255,255,255,.42);font-size:.9rem;transition:all var(--t)}
.ut-footer-social a:hover{background:var(--brand);color:#fff;transform:translateY(-3px);box-shadow:var(--sh-brandL)}
.ut-footer-col h4{color:var(--amber-300);font-size:.94rem;font-weight:700;margin-bottom:20px;letter-spacing:-.01em}
.ut-footer-col ul{display:flex;flex-direction:column;gap:9px}
.ut-footer-col ul li a{font-size:.84rem;color:rgba(255,255,255,.38);transition:all var(--t-f);display:inline-block}
.ut-footer-col ul li a:hover{color:var(--amber-300);padding-left:5px}
.ut-footer-bottom{border-top:1px solid rgba(255,255,255,.04);padding:28px 0;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:18px;font-size:var(--fs-xs);color:rgba(255,255,255,.22)}
.ut-footer-cert{display:flex;gap:22px;flex-wrap:wrap}
.ut-footer-cert span{display:flex;align-items:center;gap:6px;font-size:.73rem;color:rgba(255,255,255,.20)}
.ut-footer-cert i{color:var(--amber-300);font-size:.75rem}
.ut-footer-bottom a{color:rgba(255,255,255,.22)}
.ut-footer-bottom a:hover{color:rgba(255,255,255,.55)}

/* Subscribe Form */
.ut-subscribe-form{display:flex;gap:0;border:1px solid rgba(255,255,255,.07);border-radius:var(--r-sm);overflow:hidden;transition:border-color var(--t)}
.ut-subscribe-form:focus-within{border-color:var(--brand)}
.ut-subscribe-form input{flex:1;padding:12px 16px;background:rgba(255,255,255,.02);border:none;color:#fff;font-size:.84rem;outline:none}
.ut-subscribe-form input::placeholder{color:rgba(255,255,255,.18)}
.ut-subscribe-form button{padding:12px 20px;background:var(--brand);color:#fff;font-size:.9rem;transition:background var(--t-f)}
.ut-subscribe-form button:hover{background:var(--brand-600)}

/* ============ EMPTY STATE ============ */
.ut-empty-state{text-align:center;padding:80px 20px}
.ut-empty-state-icon{font-size:4rem;margin-bottom:20px;opacity:.3}
.ut-empty-state h3{font-size:var(--fs-xl);font-weight:600;color:var(--gray-600);margin-bottom:10px}
.ut-empty-state p{color:var(--gray-400);font-size:var(--fs-base)}

/* ============ ANIMATIONS ============ */
@keyframes fadeInUp{from{opacity:0;transform:translateY(36px)}to{opacity:1;transform:translateY(0)}}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
.ut-animate{opacity:0;transform:translateY(34px);transition:opacity .75s ease,transform .75s ease}
.ut-animate.visible{opacity:1;transform:translateY(0)}
.ut-animate-delay-1{transition-delay:.12s}
.ut-animate-delay-2{transition-delay:.24s}
.ut-animate-delay-3{transition-delay:.36s}
.ut-animate-delay-4{transition-delay:.48s}
@keyframes ut-pulse{0%,100%{opacity:1}50%{opacity:.3}}

/* Skeleton */
.ut-skeleton{background:linear-gradient(90deg,var(--gray-100) 25%,var(--gray-200) 50%,var(--gray-100) 75%);background-size:200% 100%;animation:shimmer 1.5s ease-in-out infinite;border-radius:var(--r-sm)}
@keyframes shimmer{0%{background-position:200% 0}100%{background-position:-200% 0}}