/* DealChuan Theme v1.0 */
:root {
  --dc-primary: #EE4D2D;
  --dc-primary-dark: #D73211;
  --dc-primary-rgb: 238,77,45;
  --dc-gray-50:#F9FAFB;--dc-gray-100:#F3F4F6;--dc-gray-200:#E5E7EB;
  --dc-gray-300:#D1D5DB;--dc-gray-400:#9CA3AF;--dc-gray-500:#6B7280;
  --dc-gray-600:#4B5563;--dc-gray-700:#374151;--dc-gray-800:#1F2937;--dc-gray-900:#111827;
  --dc-font:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
  --dc-container:1280px;
  --dc-radius-sm:.375rem;--dc-radius:.75rem;--dc-radius-lg:1rem;--dc-radius-xl:1.25rem;--dc-radius-full:9999px;
  --dc-shadow-card:0 2px 12px rgba(0,0,0,.05);
  --dc-shadow-hover:0 8px 24px rgba(0,0,0,.10);
  --dc-shadow-primary:0 8px 24px -4px rgba(238,77,45,.35);
  --dc-shadow-primary-lg:0 20px 40px -10px rgba(238,77,45,.40);
  --dc-transition:200ms ease;--dc-transition-slow:300ms ease;
  --dc-z-header:50;--dc-z-modal:100;--dc-z-toast:200;--dc-z-fixed:40;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{font-size:16px;scroll-behavior:smooth}
body.dc-body{font-family:var(--dc-font);color:var(--dc-gray-800);background:#fff;-webkit-font-smoothing:antialiased;line-height:1.6}
img{max-width:100%;height:auto}
a{text-decoration:none;color:inherit}

/* Container */
.dc-container{width:100%;max-width:var(--dc-container);margin-inline:auto;padding-inline:1rem}
@media(min-width:640px){.dc-container{padding-inline:1.5rem}}
@media(min-width:1024px){.dc-container{padding-inline:2rem}}

/* Buttons */
.dc-btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.625rem 1.25rem;font-family:var(--dc-font);font-weight:700;font-size:.95rem;border:none;border-radius:var(--dc-radius-full);cursor:pointer;transition:all var(--dc-transition);text-decoration:none;white-space:nowrap;user-select:none}
.dc-btn:active{transform:scale(.96)}
.dc-btn-primary{background:var(--dc-primary);color:#fff;box-shadow:var(--dc-shadow-primary)}
.dc-btn-primary:hover{background:var(--dc-primary-dark);box-shadow:var(--dc-shadow-primary-lg);color:#fff;transform:translateY(-1px)}
.dc-btn-outline{background:transparent;color:var(--dc-primary);border:2px solid var(--dc-primary)}
.dc-btn-outline:hover{background:var(--dc-primary);color:#fff}
.dc-btn-ghost{background:transparent;color:var(--dc-gray-700)}
.dc-btn-ghost:hover{background:var(--dc-gray-100)}
.dc-btn-sm{padding:.375rem .875rem;font-size:.875rem}
.dc-btn-lg{padding:.875rem 2rem;font-size:1.05rem}

/* Badges */
.dc-badge{display:inline-flex;align-items:center;gap:.25rem;padding:.2rem .55rem;border-radius:var(--dc-radius);font-size:.75rem;font-weight:700;line-height:1.3}
.dc-badge-hot{background:#f97316;color:#fff}
.dc-badge-top{background:#3b82f6;color:#fff}
.dc-badge-sale{background:#ef4444;color:#fff}
.dc-badge-new{background:#10b981;color:#fff}
.dc-badge-primary{background:rgba(238,77,45,.1);color:var(--dc-primary)}

/* Cards */
.dc-card{background:#fff;border-radius:var(--dc-radius-xl);border:1px solid var(--dc-gray-100);box-shadow:var(--dc-shadow-card);transition:transform var(--dc-transition-slow),box-shadow var(--dc-transition-slow);overflow:hidden}
.dc-card:hover{transform:translateY(-6px);box-shadow:var(--dc-shadow-hover)}
.dc-card-body{padding:1rem}

/* Product Card */
.dc-product-card{display:flex;flex-direction:column;height:100%;background:#fff;border-radius:var(--dc-radius-xl);border:1px solid var(--dc-gray-100);box-shadow:var(--dc-shadow-card);overflow:hidden;transition:transform var(--dc-transition-slow),box-shadow var(--dc-transition-slow)}
.dc-product-card:hover{transform:translateY(-8px);box-shadow:var(--dc-shadow-hover)}
.dc-product-card__image{position:relative;aspect-ratio:1/1;overflow:hidden;background:var(--dc-gray-100)}
.dc-product-card__image img{width:100%;height:100%;object-fit:cover;transition:transform var(--dc-transition-slow)}
.dc-product-card:hover .dc-product-card__image img{transform:scale(1.03)}
.dc-product-card__badge{position:absolute;top:.75rem;left:.75rem;z-index:10}
.dc-product-card__body{padding:1rem;display:flex;flex-direction:column;flex:1}
.dc-product-card__title{font-weight:600;color:var(--dc-gray-900);font-size:.95rem;line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:2.7rem;text-align:center;transition:color var(--dc-transition)}
.dc-product-card:hover .dc-product-card__title{color:var(--dc-primary)}
.dc-product-card__price{margin-top:auto;padding-top:.5rem;text-align:center}
.dc-product-card__price-new{font-weight:800;font-size:1.2rem;color:var(--dc-primary)}
.dc-product-card__price-old{font-size:.85rem;color:var(--dc-gray-400);text-decoration:line-through;margin-left:.35rem}
.dc-product-card__btn{margin-top:.75rem;width:100%}

/* Blog Card */
.dc-blog-card{background:#fff;border-radius:var(--dc-radius-xl);border:1px solid var(--dc-gray-100);box-shadow:var(--dc-shadow-card);overflow:hidden;display:flex;flex-direction:column;transition:transform var(--dc-transition-slow),box-shadow var(--dc-transition-slow)}
.dc-blog-card:hover{transform:translateY(-4px);box-shadow:var(--dc-shadow-hover)}
.dc-blog-card__image{aspect-ratio:16/9;overflow:hidden;background:var(--dc-gray-100)}
.dc-blog-card__image img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.dc-blog-card:hover .dc-blog-card__image img{transform:scale(1.05)}
.dc-blog-card__body{padding:1.25rem;flex:1;display:flex;flex-direction:column}
.dc-blog-card__category{font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--dc-primary);margin-bottom:.5rem}
.dc-blog-card__title{font-size:1rem;font-weight:700;color:var(--dc-gray-900);line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:.5rem}
.dc-blog-card__meta{margin-top:auto;padding-top:.75rem;font-size:.8rem;color:var(--dc-gray-400)}

/* Voucher Card */
.dc-voucher-card{background:#fff;border-radius:var(--dc-radius-xl);border:1px solid var(--dc-gray-100);box-shadow:var(--dc-shadow-card);overflow:hidden;transition:transform var(--dc-transition),box-shadow var(--dc-transition)}
.dc-voucher-card:hover{transform:translateY(-4px);box-shadow:var(--dc-shadow-hover)}
.dc-voucher-progress{height:6px;background:var(--dc-gray-100);border-radius:var(--dc-radius-full);overflow:hidden}
.dc-voucher-progress-bar{height:100%;background:linear-gradient(to right,#ff6b4d,var(--dc-primary));border-radius:var(--dc-radius-full);transition:width .5s ease}

/* Search */
.dc-search-wrap{position:relative}
.dc-search-input{width:100%;padding:.5rem 2.5rem .5rem 1rem;background:var(--dc-gray-100);border:1.5px solid transparent;border-radius:var(--dc-radius-full);font-size:.9rem;outline:none;transition:all var(--dc-transition);font-family:var(--dc-font)}
.dc-search-input:focus{background:#fff;border-color:rgba(238,77,45,.35);box-shadow:0 0 0 3px rgba(238,77,45,.06)}
.dc-search-icon{position:absolute;right:.75rem;top:50%;transform:translateY(-50%);color:var(--dc-gray-400);pointer-events:none}

/* Tabs */
.dc-tabs{display:flex;gap:.5rem;flex-wrap:wrap}
.dc-tab{padding:.5rem 1.1rem;border-radius:var(--dc-radius-full);font-size:.875rem;font-weight:600;cursor:pointer;border:1.5px solid var(--dc-gray-200);background:#fff;color:var(--dc-gray-600);transition:all var(--dc-transition)}
.dc-tab:hover{border-color:var(--dc-primary);color:var(--dc-primary)}
.dc-tab.dc-tab--active{background:var(--dc-primary);border-color:var(--dc-primary);color:#fff}

/* Section */
.dc-section{padding-block:4rem}
.dc-section--alt{background:var(--dc-gray-50)}
.dc-section-title{font-size:clamp(1.5rem,3vw,2rem);font-weight:900;color:var(--dc-gray-900);letter-spacing:-.03em}
.dc-section-subtitle{font-size:1rem;color:var(--dc-gray-500);margin-top:.5rem}
.dc-gradient-text{background:linear-gradient(to right,#f97316,#ef4444);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}

/* Grids */
.dc-product-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:.875rem}
@media(min-width:640px){.dc-product-grid{grid-template-columns:repeat(3,1fr)}}
@media(min-width:768px){.dc-product-grid{grid-template-columns:repeat(4,1fr)}}
@media(min-width:1280px){.dc-product-grid{grid-template-columns:repeat(5,1fr);gap:1.25rem}}

.dc-blog-grid{display:grid;grid-template-columns:1fr;gap:1.5rem}
@media(min-width:640px){.dc-blog-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.dc-blog-grid{grid-template-columns:repeat(3,1fr)}}

.dc-voucher-grid{display:grid;grid-template-columns:1fr;gap:1rem}
@media(min-width:640px){.dc-voucher-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.dc-voucher-grid{grid-template-columns:repeat(3,1fr)}}

/* Header */
.dc-header{position:fixed;top:0;left:0;right:0;z-index:var(--dc-z-header);background:rgba(255,255,255,.8);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid transparent;padding-block:1rem;transition:all var(--dc-transition)}
.dc-header--scrolled{background:rgba(255,255,255,.97);border-bottom-color:var(--dc-gray-100);box-shadow:0 1px 16px rgba(0,0,0,.06);padding-block:.75rem}
.dc-header__inner{display:flex;align-items:center;gap:1rem}

/* Logo */
.dc-logo{display:flex;align-items:center;gap:.5rem;text-decoration:none;flex-shrink:0}
.dc-logo__icon{background:var(--dc-primary);padding:.35rem .5rem;border-radius:var(--dc-radius)}
.dc-logo__text{font-weight:900;font-size:1.2rem;letter-spacing:-.03em;color:var(--dc-gray-900);white-space:nowrap}
.dc-logo__img{height:2.25rem;width:auto;object-fit:contain}

/* Nav desktop */
.dc-nav{display:none;align-items:center;gap:.25rem;margin-left:auto}
@media(min-width:1024px){.dc-nav{display:flex}}
.dc-nav-link{padding:.45rem .85rem;font-size:.9rem;font-weight:600;color:var(--dc-gray-700);border-radius:var(--dc-radius);text-decoration:none;transition:all var(--dc-transition);white-space:nowrap}
.dc-nav-link:hover,.dc-nav-link--active{color:var(--dc-primary);background:rgba(238,77,45,.06)}

/* Dropdown */
.dc-dropdown{position:relative}
.dc-dropdown-menu{position:absolute;top:calc(100% + .5rem);left:0;min-width:200px;background:#fff;border-radius:var(--dc-radius-lg);box-shadow:0 8px 32px rgba(0,0,0,.12);border:1px solid var(--dc-gray-100);padding:.5rem;z-index:60;opacity:0;visibility:hidden;transform:translateY(-6px);transition:all var(--dc-transition)}
.dc-dropdown:hover .dc-dropdown-menu,.dc-dropdown:focus-within .dc-dropdown-menu{opacity:1;visibility:visible;transform:translateY(0)}
.dc-dropdown-item{display:block;padding:.5rem .75rem;font-size:.875rem;font-weight:600;color:var(--dc-gray-700);border-radius:var(--dc-radius);text-decoration:none;transition:all var(--dc-transition)}
.dc-dropdown-item:hover{background:var(--dc-gray-50);color:var(--dc-primary)}

/* Header search */
.dc-header-search{flex:1;max-width:360px}

/* Hamburger */
.dc-hamburger{display:flex;flex-direction:column;gap:5px;cursor:pointer;padding:.5rem;border:none;background:none;border-radius:var(--dc-radius);transition:background var(--dc-transition)}
.dc-hamburger:hover{background:var(--dc-gray-100)}
.dc-hamburger span{display:block;width:22px;height:2px;background:var(--dc-gray-700);border-radius:2px;transition:all var(--dc-transition)}
.dc-hamburger--open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.dc-hamburger--open span:nth-child(2){opacity:0}
.dc-hamburger--open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
@media(min-width:1024px){.dc-hamburger{display:none}}

/* Mobile menu */
.dc-mobile-menu{overflow:hidden;max-height:0;transition:max-height .35s ease;background:#fff;border-top:1px solid var(--dc-gray-100)}
.dc-mobile-menu--open{max-height:600px}
.dc-mobile-menu-inner{padding:1rem}
.dc-mobile-nav-link{display:flex;align-items:center;padding:.75rem 1rem;font-weight:600;color:var(--dc-gray-700);border-radius:var(--dc-radius);text-decoration:none;transition:all var(--dc-transition)}
.dc-mobile-nav-link:hover{background:var(--dc-gray-50);color:var(--dc-primary)}

/* Page wrap */
.dc-page-wrap{padding-top:72px}
@media(min-width:1024px){.dc-page-wrap{padding-top:76px}}

/* Hero */
.dc-hero{padding-block:5rem 4rem;background:linear-gradient(135deg,#fff 40%,rgba(238,77,45,.04) 100%);overflow:hidden}
.dc-hero__grid{display:grid;grid-template-columns:1fr;gap:3rem;align-items:center}
@media(min-width:1024px){.dc-hero__grid{grid-template-columns:1fr 1fr}}
.dc-hero__badge{display:inline-flex;align-items:center;gap:.5rem;background:rgba(238,77,45,.08);color:var(--dc-primary);padding:.4rem 1rem;border-radius:var(--dc-radius-full);font-size:.85rem;font-weight:700;margin-bottom:1.25rem;animation:dc-fadeInUp .5s ease both}
.dc-hero__title{font-size:clamp(2rem,5vw,3.2rem);font-weight:900;line-height:1.15;letter-spacing:-.04em;color:var(--dc-gray-900);margin-bottom:1rem;animation:dc-fadeInUp .5s ease .1s both}
.dc-hero__subtitle{font-size:1.1rem;color:var(--dc-gray-500);margin-bottom:2rem;line-height:1.7;animation:dc-fadeInUp .5s ease .2s both}
.dc-hero__actions{display:flex;gap:1rem;flex-wrap:wrap;animation:dc-fadeInUp .5s ease .3s both}
.dc-hero__stats{display:flex;gap:2rem;flex-wrap:wrap;margin-top:2.5rem;animation:dc-fadeInUp .5s ease .4s both}
.dc-hero__stat-value{font-size:1.5rem;font-weight:900;color:var(--dc-primary)}
.dc-hero__stat-label{font-size:.8rem;color:var(--dc-gray-500);font-weight:600}

/* Hero visual */
.dc-hero__visual{display:flex;justify-content:center;align-items:center;animation:dc-fadeInRight .6s ease .2s both}
.dc-hero__phones{position:relative;width:300px;height:380px}
.dc-hero__phone{position:absolute;width:180px;border-radius:1.5rem;box-shadow:0 24px 60px rgba(0,0,0,.15)}
.dc-hero__phone--1{left:0;top:0;animation:dc-float 3s ease-in-out infinite}
.dc-hero__phone--2{right:0;bottom:0;animation:dc-float 3s ease-in-out infinite .8s}
.dc-hero__stat-card{position:absolute;background:#fff;border-radius:var(--dc-radius-lg);padding:.75rem 1rem;box-shadow:0 8px 24px rgba(0,0,0,.1);display:flex;align-items:center;gap:.5rem;font-size:.85rem;font-weight:700;white-space:nowrap;border:1px solid var(--dc-gray-100)}
.dc-hero__stat-card--1{top:0;right:-10px;animation:dc-float 3s ease-in-out infinite .5s}
.dc-hero__stat-card--2{bottom:40px;left:-20px;animation:dc-float 3s ease-in-out infinite 1.5s}

/* FAQ */
.dc-faq-item{border:1px solid var(--dc-gray-200);border-radius:var(--dc-radius-lg);overflow:hidden;margin-bottom:.75rem}
.dc-faq-question{display:flex;justify-content:space-between;align-items:center;padding:1rem 1.25rem;cursor:pointer;font-weight:700;color:var(--dc-gray-800);user-select:none;transition:background var(--dc-transition)}
.dc-faq-question:hover{background:var(--dc-gray-50)}
.dc-faq-question.active{background:rgba(238,77,45,.04);color:var(--dc-primary)}
.dc-faq-icon{width:20px;height:20px;flex-shrink:0;transition:transform var(--dc-transition)}
.dc-faq-question.active .dc-faq-icon{transform:rotate(180deg)}
.dc-faq-answer{max-height:0;overflow:hidden;transition:max-height .35s ease,padding .35s ease}
.dc-faq-answer.open{max-height:400px}
.dc-faq-answer-inner{padding:1rem 1.25rem 1.25rem;color:var(--dc-gray-600);line-height:1.7}

/* Toast */
.dc-toast-container{position:fixed;bottom:1.5rem;right:1.5rem;z-index:var(--dc-z-toast);display:flex;flex-direction:column;gap:.5rem}
.dc-toast{background:var(--dc-gray-900);color:#fff;padding:.75rem 1.25rem;border-radius:var(--dc-radius-lg);font-size:.9rem;font-weight:500;box-shadow:0 4px 16px rgba(0,0,0,.2);animation:dc-fadeInUp .3s ease both;max-width:340px}
.dc-toast--success{background:#059669}
.dc-toast--error{background:#dc2626}

/* Modal */
.dc-modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:var(--dc-z-modal);display:flex;align-items:center;justify-content:center;padding:1rem;animation:dc-fadeIn .2s ease}
.dc-modal-overlay.dc-hidden{display:none}
.dc-modal{background:#fff;border-radius:var(--dc-radius-xl);padding:2rem;max-width:540px;width:100%;box-shadow:0 25px 60px rgba(0,0,0,.15);animation:dc-fadeInUp .3s ease}

/* Footer */
.dc-footer{background:var(--dc-gray-900);color:#fff;padding-block:3rem 2rem}
.dc-footer-grid{display:grid;grid-template-columns:1fr;gap:2.5rem}
@media(min-width:640px){.dc-footer-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.dc-footer-grid{grid-template-columns:2fr 1fr 1fr 1.5fr}}
.dc-footer-title{font-size:.875rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:var(--dc-gray-400);margin-bottom:1rem}
.dc-footer-link{display:block;font-size:.875rem;color:var(--dc-gray-400);text-decoration:none;padding-block:.25rem;transition:color var(--dc-transition)}
.dc-footer-link:hover{color:#fff}
.dc-footer-desc{font-size:.875rem;color:var(--dc-gray-400);line-height:1.7;margin-top:.75rem}
.dc-footer-bottom{margin-top:2.5rem;padding-top:1.5rem;border-top:1px solid rgba(255,255,255,.1);display:flex;flex-wrap:wrap;gap:.5rem;align-items:center;justify-content:space-between;font-size:.8rem;color:var(--dc-gray-500)}
.dc-social-links{display:flex;gap:.75rem}
.dc-social-link{width:36px;height:36px;border-radius:var(--dc-radius);background:rgba(255,255,255,.08);display:flex;align-items:center;justify-content:center;color:var(--dc-gray-400);text-decoration:none;transition:all var(--dc-transition)}
.dc-social-link:hover{background:var(--dc-primary);color:#fff}

/* Scroll to top */
.dc-scroll-top{position:fixed;bottom:6rem;right:1.25rem;width:42px;height:42px;background:var(--dc-primary);color:#fff;border:none;border-radius:var(--dc-radius);cursor:pointer;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 12px rgba(238,77,45,.4);opacity:0;visibility:hidden;transition:all var(--dc-transition);z-index:var(--dc-z-fixed)}
.dc-scroll-top--visible{opacity:1;visibility:visible}
.dc-scroll-top:hover{transform:translateY(-2px)}

/* Quick Contact */
.dc-quick-contact{position:fixed;bottom:1.5rem;right:1.25rem;z-index:var(--dc-z-fixed);display:flex;flex-direction:column;gap:.5rem;align-items:flex-end}
.dc-quick-btn{display:flex;align-items:center;gap:.5rem;padding:.5rem 1rem;background:#fff;border:1.5px solid var(--dc-gray-200);border-radius:var(--dc-radius-full);font-size:.8rem;font-weight:700;color:var(--dc-gray-700);cursor:pointer;text-decoration:none;box-shadow:var(--dc-shadow-card);transition:all var(--dc-transition);white-space:nowrap}
.dc-quick-btn:hover{border-color:var(--dc-primary);color:var(--dc-primary);transform:translateX(-2px)}

/* Reveal animation */
.dc-reveal{opacity:0;transform:translateY(24px);transition:opacity .5s ease,transform .5s ease}
.dc-reveal.dc-revealed{opacity:1;transform:translateY(0)}

/* Utils */
.dc-hidden{display:none!important}
.dc-text-center{text-align:center}
.dc-divider{border:none;border-top:1px solid var(--dc-gray-100);margin-block:2rem}

/* Keyframes */
@keyframes dc-fadeIn{from{opacity:0}to{opacity:1}}
@keyframes dc-fadeInUp{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}
@keyframes dc-fadeInRight{from{opacity:0;transform:translateX(30px)}to{opacity:1;transform:translateX(0)}}
@keyframes dc-float{0%,100%{transform:translateY(0)}50%{transform:translateY(-8px)}}
@keyframes dc-shimmer{0%{background-position:0% 50%}50%{background-position:100% 50%}100%{background-position:0% 50%}}