/* ============================================
   DrawingWorks | Bilingual B2B Website
   Steel Structure Engineering Services
   Bright, Modern, Vibrant v2.0
   ============================================ */

/* ===== RESET & BASE ===== */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,'Helvetica Neue',Arial,'PingFang SC','Microsoft YaHei',sans-serif;line-height:1.6;color:var(--text-dark);background:var(--bg-light);overflow-x:hidden}
img{max-width:100%;height:auto;display:block}
a{text-decoration:none;color:inherit;transition:color .3s}
ul,ol{list-style:none}
button{border:none;cursor:pointer;font-family:inherit}
input,textarea,select{font-family:inherit;font-size:inherit}

/* ===== CSS VARIABLES — Bright & Vibrant ===== */
:root{
  /* Brand Colors — DrawingWorks Orange */
  --brand-primary:#ff6b1a;       /* Logo orange */
  --brand-light:#ff8c42;
  --brand-lighter:#ffb380;
  --brand-dark:#e55a0a;
  --brand-deep:#cc4d00;

  /* Steel Accents */
  --steel-deep:#1a3a5c;
  --steel-blue:#2d5a8e;
  --steel-light:#4a7ab5;
  --navy:#0f2942;

  /* Gold Premium */
  --gold:#d4a548;
  --gold-light:#e8c477;
  --gold-dark:#a8853f;

  /* Backgrounds — BRIGHT */
  --bg-light:#ffffff;
  --bg-soft:#fafbfc;
  --bg-blue:#f0f6ff;
  --bg-warm:#fff8f3;
  --white:#ffffff;

  /* Text */
  --text-dark:#1a2332;
  --text-medium:#4a5568;
  --text-light:#8492a6;
  --text-muted:#a0aec0;

  /* Borders */
  --border:#e8edf3;
  --border-dark:#d0d7e0;

  /* Semantic */
  --success:#27ae60;
  --danger:#e74c3c;
  --whatsapp:#25d366;

  /* Shadows — Brighter */
  --shadow-xs:0 2px 6px rgba(255,107,26,.06);
  --shadow-sm:0 4px 12px rgba(15,41,66,.06);
  --shadow-md:0 8px 24px rgba(15,41,66,.10);
  --shadow-lg:0 16px 48px rgba(15,41,66,.14);
  --shadow-xl:0 24px 64px rgba(15,41,66,.18);
  --shadow-orange:0 8px 24px rgba(255,107,26,.25);
  --shadow-orange-lg:0 16px 48px rgba(255,107,26,.35);

  /* Radius */
  --radius-sm:8px;
  --radius-md:14px;
  --radius-lg:22px;
  --radius-xl:28px;
  --radius-full:999px;

  /* Transitions */
  --transition:all .35s cubic-bezier(.4,0,.2,1);
  --transition-bounce:all .5s cubic-bezier(.68,-.55,.27,1.55);

  /* Container */
  --container:1280px;
}

/* ===== CONTAINER ===== */
.container{max-width:var(--container);margin:0 auto;padding:0 24px}
.container-sm{max-width:960px;margin:0 auto;padding:0 24px}

/* ===== TYPOGRAPHY ===== */
h1,h2,h3,h4,h5{font-weight:700;line-height:1.3;color:var(--navy)}
h1{font-size:clamp(1.875rem,4.2vw,3rem)}
h2{font-size:clamp(1.625rem,3.2vw,2.5rem)}
h3{font-size:clamp(1.25rem,2.2vw,1.625rem)}
h4{font-size:1.125rem}
p{color:var(--text-medium);margin-bottom:1em}
p:last-child{margin-bottom:0}
.lead{font-size:1.125rem;color:var(--text-medium);line-height:1.7}
.text-brand{color:var(--brand-primary)}
.text-white{color:var(--white)}
.text-gold{color:var(--gold)}
.text-center{text-align:center}

/* Section Title */
.section-title{text-align:center;margin-bottom:56px;position:relative}
.section-title .eyebrow{font-size:0.8125rem;text-transform:uppercase;letter-spacing:3px;color:var(--brand-primary);font-weight:700;margin-bottom:12px;display:inline-block;padding:6px 16px;background:var(--bg-warm);border-radius:var(--radius-full)}
.section-title h2{margin-bottom:16px;color:var(--navy)}
.section-title p{font-size:1.0625rem;max-width:680px;margin:0 auto}
.section-title::after{content:'';display:block;width:60px;height:3px;background:linear-gradient(90deg,var(--brand-primary),var(--brand-light));margin:20px auto 0;border-radius:2px}

/* ===== BUTTONS — Vibrant ===== */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 32px;border-radius:var(--radius-md);font-weight:600;font-size:0.9375rem;transition:var(--transition);cursor:pointer;white-space:nowrap;border:2px solid transparent}
.btn-primary{background:linear-gradient(135deg,var(--brand-primary),var(--brand-dark));color:var(--white);box-shadow:var(--shadow-orange)}
.btn-primary:hover{background:linear-gradient(135deg,var(--brand-dark),var(--brand-deep));color:var(--white);transform:translateY(-3px);box-shadow:var(--shadow-orange-lg)}
.btn-secondary{background:var(--white);color:var(--brand-primary);border-color:var(--brand-primary)}
.btn-secondary:hover{background:var(--brand-primary);color:var(--white);transform:translateY(-2px)}
.btn-dark{background:var(--navy);color:var(--white)}
.btn-dark:hover{background:var(--steel-deep);color:var(--white);transform:translateY(-2px);box-shadow:var(--shadow-md)}
.btn-outline{background:transparent;color:var(--white);border:2px solid rgba(255,255,255,.5)}
.btn-outline:hover{background:var(--white);color:var(--brand-primary);border-color:var(--white)}
.btn-outline-dark{background:transparent;color:var(--navy);border:2px solid var(--border-dark)}
.btn-outline-dark:hover{background:var(--navy);color:var(--white);border-color:var(--navy)}
.btn-lg{padding:18px 44px;font-size:1.0625rem}
.btn-sm{padding:10px 24px;font-size:0.875rem}

/* ===== HEADER ===== */
.site-header{position:fixed;top:0;left:0;right:0;z-index:1000;transition:var(--transition);background:rgba(255,255,255,.97);backdrop-filter:blur(16px);border-bottom:1px solid var(--border)}
.site-header.scrolled{background:rgba(255,255,255,.99);box-shadow:0 4px 24px rgba(15,41,66,.08)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:76px}
.logo{display:flex;align-items:center;gap:12px;font-size:1.25rem;font-weight:800;color:var(--navy);letter-spacing:-.5px;flex-shrink:0}
.logo-img{height:48px;width:auto;display:block}
.logo span{color:var(--brand-primary)}

/* Nav */
.main-nav{display:flex;align-items:center;gap:8px}
.main-nav a{color:var(--text-medium);font-size:0.9688rem;font-weight:600;position:relative;padding:8px 16px;border-radius:999px;transition:var(--transition);white-space:nowrap}
html[lang="en"] .main-nav{gap:2px}
html[lang="en"] .main-nav a{font-size:0.875rem;padding:8px 12px}
.main-nav a:hover{color:var(--brand-primary);background:#fff4ec}
.main-nav a.active{color:var(--brand-primary);background:linear-gradient(120deg,#fff3ea,#ffe6d3);font-weight:700}
@media (max-width:1240px){.main-nav{gap:2px}.main-nav a{font-size:0.8438rem;padding:7px 10px}.header-phone{display:none}}

/* Nav Dropdown (关于我们) */
.nav-dropdown{position:relative}
.nav-dropdown>a{display:inline-flex;align-items:center;gap:5px}
.nav-dropdown>a::after{content:'▾';position:static;left:auto;bottom:auto;transform:none;width:auto;height:auto;background:none;font-size:0.65em;line-height:1;transition:transform .25s}
.nav-dropdown:hover>a,.nav-dropdown:focus-within>a{color:var(--brand-primary)}
.nav-dropdown:hover>a::after{transform:rotate(180deg)}
.nav-dropdown-menu{position:absolute;top:calc(100% + 6px);left:50%;transform:translate(-50%,6px);background:var(--white);border:1px solid var(--border);border-radius:12px;box-shadow:var(--shadow-lg);padding:8px;min-width:148px;opacity:0;visibility:hidden;transition:all .25s;z-index:80}
.nav-dropdown-menu::before{content:'';position:absolute;top:-6px;left:50%;transform:translateX(-50%) rotate(45deg);width:12px;height:12px;background:var(--white);border-left:1px solid var(--border);border-top:1px solid var(--border)}
.nav-dropdown:hover .nav-dropdown-menu,.nav-dropdown:focus-within .nav-dropdown-menu{opacity:1;visibility:visible;transform:translate(-50%,0)}
.nav-dropdown-menu a{display:block;padding:9px 14px;border-radius:8px;color:var(--text-medium);font-size:0.875rem;font-weight:600;white-space:nowrap}
.nav-dropdown-menu a::after{display:none}
.nav-dropdown-menu a:hover{background:var(--bg-soft);color:var(--brand-primary)}

/* Header Actions */
.header-actions{display:flex;align-items:center;gap:16px}
@media (max-width:1360px){.header-actions{gap:9px}.header-actions .btn-sm{padding:10px 14px;font-size:0.8438rem}.lang-toggle button{padding:6px 9px;font-size:0.75rem}.lang-toggle{padding:3px}.header-phone{font-size:0.875rem}}
.lang-toggle{display:flex;align-items:center;background:var(--bg-soft);border-radius:var(--radius-full);padding:4px;border:1px solid var(--border)}
.lang-toggle button{padding:6px 14px;font-size:0.8125rem;font-weight:700;color:var(--text-medium);background:transparent;border-radius:var(--radius-full);transition:var(--transition)}
.lang-toggle button.active{background:var(--brand-primary);color:var(--white);box-shadow:var(--shadow-xs)}
.lang-toggle button:not(.active):hover{color:var(--brand-primary)}

/* Header Phone (visible on every page) */
.header-phone{display:inline-flex;align-items:center;gap:6px;font-size:0.9375rem;font-weight:800;color:var(--brand-primary);white-space:nowrap;letter-spacing:.01em;transition:var(--transition)}
.header-phone:hover{color:var(--brand-dark);transform:translateY(-1px)}
@media(max-width:900px){.header-phone{font-size:0.8125rem}}
@media(max-width:768px){.header-phone{display:none}}

/* Mobile Menu */
.menu-toggle{display:none;background:transparent;color:var(--navy);font-size:1.5rem;padding:8px}
.mobile-menu{display:none;position:fixed;top:76px;left:0;right:0;background:var(--white);box-shadow:var(--shadow-md);padding:24px;border-top:1px solid var(--border);z-index:999}
.mobile-menu.active{display:block}
.mobile-menu a{display:block;padding:14px 0;color:var(--text-dark);font-weight:600;border-bottom:1px solid var(--border)}
.mobile-menu a.active{color:var(--brand-primary)}
.mobile-menu a:hover{color:var(--brand-primary)}

/* ===== HERO / CAROUSEL ===== */
.hero{position:relative;height:100vh;min-height:640px;overflow:hidden;margin-top:0}
.hero-slider{position:relative;width:100%;height:100%}
.hero-slide{position:absolute;inset:0;opacity:0;transition:opacity 1.2s ease-in-out}
.hero-slide.active{opacity:1;z-index:1}
.hero-slide img{width:100%;height:100%;object-fit:cover}
.hero-slide::after{content:'';position:absolute;inset:0;background:linear-gradient(135deg,rgba(15,41,66,.75) 0%,rgba(255,107,26,.35) 100%)}
.hero-content{position:absolute;inset:0;display:flex;align-items:center;z-index:2;color:var(--white);padding-top:76px}
.hero-content .container{display:flex;flex-direction:column;justify-content:center;align-items:flex-start;max-width:var(--container);margin:0 auto;padding:0 24px}
.hero-badge{display:inline-block;background:rgba(255,107,26,.95);color:var(--white);padding:8px 18px;border-radius:var(--radius-full);font-size:0.8125rem;font-weight:700;letter-spacing:1px;margin-bottom:24px;backdrop-filter:blur(8px)}
.hero h1{color:var(--white);font-size:clamp(2.25rem,5vw,3.75rem);margin-bottom:20px;max-width:780px;line-height:1.15;text-shadow:0 2px 16px rgba(0,0,0,.3)}
.hero .lead{color:rgba(255,255,255,.95);font-size:clamp(1rem,1.5vw,1.25rem);max-width:680px;margin-bottom:32px;text-shadow:0 1px 8px rgba(0,0,0,.2)}
.hero-buttons{display:flex;gap:16px;flex-wrap:wrap}
.hero-buttons .btn-primary{background:var(--brand-primary);color:var(--white)}
.hero-buttons .btn-outline{background:rgba(255,255,255,.1);backdrop-filter:blur(8px);border-color:rgba(255,255,255,.5)}
.hero-buttons .btn-outline:hover{background:var(--white);color:var(--brand-primary)}

/* Carousel Controls */
.hero-dots{position:absolute;bottom:36px;left:50%;transform:translateX(-50%);display:flex;gap:10px;z-index:3}
.hero-dots button{width:40px;height:4px;background:rgba(255,255,255,.4);border-radius:2px;transition:var(--transition);cursor:pointer;border:none}
.hero-dots button.active{background:var(--white);width:60px}
.hero-arrow{position:absolute;top:50%;transform:translateY(-50%);width:48px;height:48px;border-radius:var(--radius-full);background:rgba(255,255,255,.2);backdrop-filter:blur(8px);color:var(--white);font-size:1.25rem;display:flex;align-items:center;justify-content:center;transition:var(--transition);z-index:3;border:1px solid rgba(255,255,255,.3);cursor:pointer}
.hero-arrow:hover{background:var(--brand-primary);border-color:var(--brand-primary)}
.hero-arrow.prev{left:24px}
.hero-arrow.next{right:24px}

/* ===== TRUST BAR ===== */
.trust-bar{background:var(--white);padding:40px 0;border-bottom:1px solid var(--border)}
.trust-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;text-align:center}
.trust-item{padding:0 16px;position:relative}
.trust-item:not(:last-child)::after{content:'';position:absolute;right:0;top:50%;transform:translateY(-50%);width:1px;height:60px;background:var(--border)}
.trust-number{font-size:clamp(2rem,3vw,2.75rem);font-weight:800;color:var(--brand-primary);line-height:1;display:block;margin-bottom:8px}
.trust-label{font-size:0.9375rem;color:var(--text-medium);font-weight:600}

/* ===== SECTION COMMON ===== */
section{padding:80px 0}
.section-bg-soft{background:var(--bg-soft)}
.section-bg-blue{background:var(--bg-blue)}
.section-bg-warm{background:var(--bg-warm)}
.section-bg-dark{background:linear-gradient(135deg,var(--navy),var(--steel-deep));color:var(--white)}
.section-bg-dark h2,.section-bg-dark h3,.section-bg-dark p{color:var(--white)}

/* ===== PAIN POINTS SECTION ===== */
.pain-section{background:linear-gradient(180deg,var(--bg-soft),var(--bg-blue));padding:80px 0}
.pain-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.pain-card{background:var(--white);border-radius:var(--radius-lg);padding:32px 28px;box-shadow:var(--shadow-sm);border:1px solid var(--border);transition:var(--transition);position:relative;overflow:hidden}
.pain-card::before{content:'';position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,var(--danger),var(--brand-primary));transform:scaleX(0);transform-origin:left;transition:transform .4s}
.pain-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--brand-lighter)}
.pain-card:hover::before{transform:scaleX(1)}
.pain-icon{width:52px;height:52px;border-radius:var(--radius-md);background:linear-gradient(135deg,#fff0eb,#ffe0d0);display:flex;align-items:center;justify-content:center;font-size:1.5rem;margin-bottom:20px}
.pain-card h3{font-size:1.125rem;margin-bottom:10px;color:var(--navy)}
.pain-card .pain-desc{font-size:0.9375rem;color:var(--text-medium);margin-bottom:16px;line-height:1.6}
.pain-solution{background:var(--bg-warm);border-radius:var(--radius-sm);padding:12px 16px;font-size:0.875rem;color:var(--text-dark);line-height:1.5;border-left:3px solid var(--brand-primary)}
.pain-solution strong{color:var(--brand-primary)}

/* ===== CASE CATEGORY TABS ===== */
.case-tabs{display:flex;gap:10px;flex-wrap:wrap;justify-content:center;margin-bottom:40px}
.case-tab{padding:10px 24px;border-radius:var(--radius-full);background:var(--white);border:2px solid var(--border);color:var(--text-medium);font-size:0.9375rem;font-weight:600;cursor:pointer;transition:var(--transition)}
.case-tab:hover{border-color:var(--brand-lighter);color:var(--brand-primary)}
.case-tab.active{background:var(--brand-primary);border-color:var(--brand-primary);color:var(--white);box-shadow:var(--shadow-orange)}
.case-card{cursor:pointer;transition:var(--transition)}
.case-card:hover{transform:translateY(-6px)}
.case-card:hover .case-card-image img{transform:scale(1.06)}

/* ===== CASE DETAIL PAGE ===== */
.case-detail-header{padding:48px 0 32px;border-bottom:1px solid var(--border)}
.case-detail-meta{display:flex;gap:20px;flex-wrap:wrap;margin-bottom:24px}
.case-detail-meta span{display:inline-flex;align-items:center;gap:6px;font-size:0.875rem;color:var(--text-medium);background:var(--bg-soft);padding:6px 14px;border-radius:var(--radius-full)}
.case-detail-body{font-size:1rem;line-height:1.8;color:var(--text-medium)}
.case-detail-body h2{font-size:1.5rem;margin:40px 0 16px;color:var(--navy)}
.case-detail-body h3{font-size:1.25rem;margin:32px 0 12px;color:var(--navy)}
.case-detail-body p{margin-bottom:16px}
.case-detail-body ul{margin:16px 0;padding-left:20px}
.case-detail-body ul li{list-style:disc;margin-bottom:8px;color:var(--text-medium)}
.case-detail-body figure{margin:32px 0}
.case-detail-body figure img{border-radius:var(--radius-md);width:100%}
.case-detail-body figure figcaption{text-align:center;font-size:0.875rem;color:var(--text-light);margin-top:8px}
.case-detail-sidebar{background:var(--bg-soft);border-radius:var(--radius-lg);padding:32px;position:sticky;top:96px}
.case-detail-sidebar h4{font-size:1rem;margin-bottom:16px;color:var(--navy)}
.case-detail-info-list{list-style:none;padding:0}
.case-detail-info-list li{padding:12px 0;border-bottom:1px solid var(--border);font-size:0.9375rem;display:flex;justify-content:space-between}
.case-detail-info-list li:last-child{border-bottom:none}
.case-detail-info-list li span:first-child{color:var(--text-light)}
.case-detail-info-list li span:last-child{color:var(--text-dark);font-weight:600}

/* ===== TECH SECTION (Four Major) ===== */
.tech-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.tech-card{background:var(--white);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-sm);transition:var(--transition);position:relative;border:1px solid var(--border)}
.tech-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:var(--brand-lighter)}
.tech-card-image{position:relative;height:200px;overflow:hidden}
.tech-card-image img{width:100%;height:100%;object-fit:cover;transition:transform .6s}
.tech-card:hover .tech-card-image img{transform:scale(1.08)}
.tech-card-image::after{content:'';position:absolute;inset:0;background:linear-gradient(180deg,transparent 50%,rgba(15,41,66,.4) 100%)}
.tech-card-icon{position:absolute;top:176px;left:24px;width:56px;height:56px;background:var(--brand-primary);border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;color:var(--white);font-size:1.5rem;font-weight:800;box-shadow:var(--shadow-orange);z-index:2;border:3px solid var(--white)}
.tech-card-body{padding:36px 24px 28px}
.tech-card-body h3{margin-bottom:12px;font-size:1.25rem}
.tech-card-body p{font-size:0.9375rem;margin-bottom:16px;line-height:1.6}
.tech-card-link{color:var(--brand-primary);font-weight:700;font-size:0.875rem;display:inline-flex;align-items:center;gap:6px}
.tech-card-link:hover{gap:10px}

/* ===== ADVANTAGE SECTION (Three Core) ===== */
.advantage-section{background:linear-gradient(180deg,var(--bg-warm),var(--white));padding:96px 0}
.advantage-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:32px}
.advantage-card{background:var(--white);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-sm);transition:var(--transition);border:1px solid var(--border)}
.advantage-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-orange-lg);border-color:var(--brand-primary)}
.advantage-card-image{position:relative;height:220px;overflow:hidden}
.advantage-card-image img{width:100%;height:100%;object-fit:cover;transition:transform .6s}
.advantage-card:hover .advantage-card-image img{transform:scale(1.1)}
.advantage-card-number{position:absolute;top:20px;left:20px;width:48px;height:48px;background:var(--brand-primary);color:var(--white);border-radius:var(--radius-full);display:flex;align-items:center;justify-content:center;font-size:1.5rem;font-weight:800;box-shadow:var(--shadow-orange)}
.advantage-card-body{padding:32px 28px}
.advantage-card-body h3{margin-bottom:14px;color:var(--navy)}
.advantage-card-body p{font-size:0.9375rem;line-height:1.7}

/* ===== APPLICATION SECTION (Eight Areas) ===== */
.apps-section{background:var(--bg-light)}
.apps-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.app-card{position:relative;height:240px;border-radius:var(--radius-lg);overflow:hidden;cursor:pointer;box-shadow:var(--shadow-sm);transition:var(--transition)}
.app-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.app-card img{width:100%;height:100%;object-fit:cover;transition:transform .6s}
.app-card:hover img{transform:scale(1.1)}
.app-card::after{content:'';position:absolute;inset:0;background:linear-gradient(180deg,transparent 30%,rgba(15,41,66,.85) 100%)}
.app-card-content{position:absolute;bottom:0;left:0;right:0;padding:24px;color:var(--white);z-index:2}
.app-card-content h3{color:var(--white);font-size:1.25rem;margin-bottom:4px}
.app-card-content p{color:rgba(255,255,255,.85);font-size:0.875rem;margin:0}
.app-card-icon{position:absolute;top:20px;right:20px;width:44px;height:44px;background:rgba(255,107,26,.95);border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;color:var(--white);font-size:1.25rem;z-index:2}

/* ===== QUALIFICATION SECTION ===== */
.qual-section{background:var(--bg-soft)}
.qual-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.qual-card{background:var(--white);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-sm);transition:var(--transition);border:1px solid var(--border)}
.qual-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:var(--brand-lighter)}
.qual-card-image{position:relative;height:180px;overflow:hidden}
.qual-card-image img{width:100%;height:100%;object-fit:cover;transition:transform .6s}
.qual-card:hover .qual-card-image img{transform:scale(1.08)}
.qual-card-image::before{content:'';position:absolute;inset:0;background:linear-gradient(135deg,rgba(255,107,26,.15),transparent);z-index:1}
.qual-card-badge{position:absolute;top:16px;left:16px;background:var(--brand-primary);color:var(--white);padding:6px 14px;border-radius:var(--radius-full);font-size:0.75rem;font-weight:700;letter-spacing:1px;z-index:2}
.qual-card-body{padding:24px}
.qual-card-body h3{margin-bottom:8px;font-size:1.125rem}
.qual-card-body p{font-size:0.875rem;line-height:1.6;margin-bottom:12px}
.qual-card-meta{display:flex;align-items:center;gap:8px;color:var(--text-light);font-size:0.8125rem}

/* ===== CASE STUDIES ===== */
.cases-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.case-card{background:var(--white);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-sm);transition:var(--transition);border:1px solid var(--border)}
.case-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.case-card-image{position:relative;height:240px;overflow:hidden}
.case-card-image img{width:100%;height:100%;object-fit:cover;transition:transform .6s}
.case-card:hover .case-card-image img{transform:scale(1.1)}
.case-card-tag{position:absolute;top:16px;left:16px;background:var(--brand-primary);color:var(--white);padding:6px 14px;border-radius:var(--radius-full);font-size:0.75rem;font-weight:700;z-index:2}
.case-card-body{padding:28px}
.case-card-body h3{margin-bottom:12px;font-size:1.25rem}
.case-card-body p{font-size:0.9375rem;line-height:1.6;margin-bottom:16px}
.case-card-meta{display:flex;justify-content:space-between;padding-top:16px;border-top:1px solid var(--border);font-size:0.8125rem;color:var(--text-light)}
.case-card-meta span{display:flex;align-items:center;gap:6px}

/* ===== CTA SECTION ===== */
.cta-section{padding:96px 0;background:linear-gradient(135deg,var(--navy) 0%,var(--steel-deep) 100%);color:var(--white);position:relative;overflow:hidden}
.cta-section::before{content:'';position:absolute;top:-50%;right:-10%;width:600px;height:600px;background:radial-gradient(circle,rgba(255,107,26,.3),transparent);border-radius:50%}
.cta-section::after{content:'';position:absolute;bottom:-30%;left:-5%;width:500px;height:500px;background:radial-gradient(circle,rgba(255,107,26,.2),transparent);border-radius:50%}
.cta-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center;position:relative;z-index:2}
.cta-content h2{color:var(--white);font-size:clamp(1.875rem,3.5vw,2.75rem);margin-bottom:20px;line-height:1.2}
.cta-content p{color:rgba(255,255,255,.85);font-size:1.0625rem;margin-bottom:32px}
.cta-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:40px}
.cta-stat{text-align:center}
.cta-stat-number{display:block;font-size:clamp(1.75rem,2.5vw,2.25rem);font-weight:800;color:var(--brand-light);margin-bottom:4px}
.cta-stat-label{font-size:0.8125rem;color:rgba(255,255,255,.7)}
.cta-image{border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-xl);position:relative}
.cta-image img{width:100%;height:auto;display:block}
.cta-buttons{display:flex;gap:16px;flex-wrap:wrap}

/* ===== CTA BANNER (Inline) ===== */
.cta-banner{background:linear-gradient(135deg,var(--brand-primary),var(--brand-dark));border-radius:var(--radius-lg);padding:48px;color:var(--white);display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;box-shadow:var(--shadow-orange-lg)}
.cta-banner-content h3{color:var(--white);margin-bottom:8px;font-size:1.5rem}
.cta-banner-content p{color:rgba(255,255,255,.95);margin:0;font-size:1rem}
.cta-banner .btn{background:var(--white);color:var(--brand-primary)}
.cta-banner .btn:hover{background:var(--navy);color:var(--white);transform:translateY(-2px)}

/* ===== CTA BOX ===== */
.cta-box{background:linear-gradient(135deg,var(--bg-warm),var(--white));border:2px solid var(--brand-lighter);border-radius:var(--radius-lg);padding:40px;text-align:center;margin-top:48px}
.cta-box h3{margin-bottom:12px;color:var(--navy)}
.cta-box p{margin-bottom:24px}

/* ===== FOOTER ===== */
.site-footer{background:var(--navy);color:rgba(255,255,255,.85);padding:80px 0 0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:48px;margin-bottom:60px}
.footer-brand h3{color:var(--white);font-size:1.375rem;margin-bottom:16px;display:flex;align-items:center;gap:10px}
.footer-brand h3 span{color:var(--brand-light)}
.footer-brand p{color:rgba(255,255,255,.7);font-size:0.9375rem;margin-bottom:24px;line-height:1.7}
.footer-logo{height:64px;margin-bottom:16px;background:var(--white);border-radius:var(--radius-md);padding:8px;display:inline-block}
.footer-social{display:flex;gap:12px}
.footer-social a{width:40px;height:40px;border-radius:var(--radius-full);background:rgba(255,255,255,.08);display:flex;align-items:center;justify-content:center;color:rgba(255,255,255,.85);transition:var(--transition);font-size:1rem}
.footer-social a:hover{background:var(--brand-primary);color:var(--white);transform:translateY(-3px)}
.footer-col h4{color:var(--white);font-size:1rem;margin-bottom:20px;font-weight:700;position:relative;padding-bottom:12px}
.footer-col h4::after{content:'';position:absolute;bottom:0;left:0;width:32px;height:2px;background:var(--brand-primary)}
.footer-col ul li{margin-bottom:12px}
.footer-col ul li a{color:rgba(255,255,255,.7);font-size:0.9375rem;transition:var(--transition)}
.footer-col ul li a:hover{color:var(--brand-light);padding-left:4px}
.footer-contact-item{display:flex;gap:12px;align-items:flex-start;margin-bottom:16px;color:rgba(255,255,255,.75);font-size:0.9375rem;line-height:1.6}
.footer-contact-item svg,.footer-contact-item .icon{flex-shrink:0;color:var(--brand-light);margin-top:2px}
.footer-bottom{padding:24px 0;border-top:1px solid rgba(255,255,255,.1);text-align:center;color:rgba(255,255,255,.5);font-size:0.8125rem}

/* ===== FLOATING WIDGETS ===== */
.floating-widgets{position:fixed;right:24px;bottom:120px;display:flex;flex-direction:column;gap:12px;z-index:998}
.floating-widgets a{width:52px;height:52px;border-radius:var(--radius-full);display:flex;align-items:center;justify-content:center;color:var(--white);font-size:1.375rem;box-shadow:var(--shadow-md);transition:var(--transition);position:relative}
.floating-widgets a:hover{transform:translateY(-4px) scale(1.05)}
.floating-widgets .fw-whatsapp{background:var(--whatsapp)}
.floating-widgets .fw-whatsapp:hover{background:#1eb854}
.floating-widgets .fw-phone{background:var(--brand-primary)}
.floating-widgets .fw-phone:hover{background:var(--brand-dark)}
.floating-widgets .fw-email{background:var(--steel-blue)}
.floating-widgets .fw-email:hover{background:var(--steel-deep)}
.floating-widgets .fw-quote{background:var(--navy)}
.floating-widgets .fw-quote:hover{background:var(--steel-deep)}
.floating-widgets a::before{content:'';position:absolute;inset:0;border-radius:50%;background:inherit;animation:pulse-ring 2s infinite;opacity:.6}
@keyframes pulse-ring{0%{transform:scale(1);opacity:.6}100%{transform:scale(1.6);opacity:0}}
.floating-widgets .fw-label{position:absolute;right:64px;top:50%;transform:translateY(-50%);background:var(--navy);color:var(--white);padding:8px 14px;border-radius:var(--radius-md);font-size:0.8125rem;white-space:nowrap;opacity:0;pointer-events:none;transition:var(--transition);font-weight:600}
.floating-widgets a:hover .fw-label{opacity:1;right:72px}

/* ===== BACK TO TOP ===== */
.back-to-top{position:fixed;right:24px;bottom:48px;width:48px;height:48px;border-radius:var(--radius-full);background:var(--white);color:var(--brand-primary);display:flex;align-items:center;justify-content:center;font-size:1.25rem;box-shadow:var(--shadow-md);transition:var(--transition);opacity:0;visibility:hidden;transform:translateY(20px);z-index:997;border:2px solid var(--brand-lighter)}
.back-to-top.visible{opacity:1;visibility:visible;transform:translateY(0)}
.back-to-top:hover{background:var(--brand-primary);color:var(--white);transform:translateY(-4px);box-shadow:var(--shadow-orange)}
.back-to-top svg{width:20px;height:20px;stroke-width:2.5}

/* ===== PAGE HEADER (Inner pages) ===== */
.page-header{position:relative;padding:140px 0 80px;color:var(--white);overflow:hidden}
.page-header::after{content:'';position:absolute;inset:0;background:linear-gradient(135deg,rgba(15,41,66,.85),rgba(255,107,26,.4));z-index:1}
.page-header-bg{position:absolute;inset:0;z-index:0}
.page-header-bg img{width:100%;height:100%;object-fit:cover}
.page-header .container{position:relative;z-index:2}
.page-header h1{color:var(--white);font-size:clamp(2rem,4vw,3rem);margin-bottom:16px}
.page-header .lead{color:rgba(255,255,255,.95);max-width:720px;font-size:1.125rem}
.page-header-blue{background:linear-gradient(135deg,#1a3a5c,#2d5a8e)}
.page-header-steel{background:linear-gradient(135deg,#0f2942,#4a7ab5)}
.page-header-dark{background:linear-gradient(135deg,#0a1929,#1a3a5c)}
.page-header-gold{background:linear-gradient(135deg,#a8853f,#d4a548)}

/* Breadcrumb */
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:0.875rem;color:rgba(255,255,255,.85);margin-bottom:16px;flex-wrap:wrap}
.breadcrumb a{color:rgba(255,255,255,.85)}
.breadcrumb a:hover{color:var(--white)}
.breadcrumb-sep{color:rgba(255,255,255,.5)}

/* ===== SERVICES GRID (Overview Page) ===== */
.services-overview{display:grid;grid-template-columns:repeat(2,1fr);gap:32px}
.service-overview-card{display:grid;grid-template-columns:200px 1fr;background:var(--white);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-sm);transition:var(--transition);border:1px solid var(--border)}
.service-overview-card:hover{box-shadow:var(--shadow-md);border-color:var(--brand-lighter);transform:translateY(-4px)}
.service-overview-card-image{height:100%;min-height:200px}
.service-overview-card-image img{width:100%;height:100%;object-fit:cover}
.service-overview-card-body{padding:28px}
.service-overview-card-body h3{margin-bottom:12px;font-size:1.25rem}
.service-overview-card-body p{font-size:0.9375rem;margin-bottom:16px;line-height:1.7}
.service-overview-card-link{color:var(--brand-primary);font-weight:700;font-size:0.875rem;display:inline-flex;align-items:center;gap:6px}
.service-overview-card-link:hover{gap:10px}

/* Process Steps */
.process-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:16px;margin-top:48px}
.process-step{text-align:center;position:relative;padding:24px 12px}
.process-step::after{content:'→';position:absolute;right:-12px;top:50%;transform:translateY(-50%);color:var(--brand-primary);font-size:1.5rem;font-weight:700}
.process-step:last-child::after{display:none}
.process-step-number{width:64px;height:64px;background:linear-gradient(135deg,var(--brand-primary),var(--brand-dark));color:var(--white);border-radius:var(--radius-full);display:flex;align-items:center;justify-content:center;font-size:1.5rem;font-weight:800;margin:0 auto 16px;box-shadow:var(--shadow-orange)}
.process-step h4{margin-bottom:8px;font-size:1rem;color:var(--navy)}
.process-step p{font-size:0.875rem;color:var(--text-medium);margin:0;line-height:1.5}

/* ===== SERVICE DETAIL PAGE ===== */
.service-detail-grid{display:grid;grid-template-columns:1fr 320px;gap:48px;align-items:start}
.service-detail-main{background:var(--white);border-radius:var(--radius-lg);padding:48px;box-shadow:var(--shadow-sm);border:1px solid var(--border)}
.service-detail-main h2{margin:32px 0 16px;padding-bottom:12px;border-bottom:2px solid var(--border)}
.service-detail-main h2:first-child{margin-top:0}
.service-detail-main p{font-size:1rem;line-height:1.8;color:var(--text-medium);margin-bottom:16px}
.service-detail-main ul li{padding:8px 0 8px 28px;position:relative;color:var(--text-medium);font-size:0.9375rem;line-height:1.7}
.service-detail-main ul li::before{content:'✓';position:absolute;left:0;top:8px;color:var(--success);font-weight:700;font-size:1rem}
.service-detail-image{border-radius:var(--radius-md);overflow:hidden;margin-bottom:24px;height:280px}
.service-detail-image img{width:100%;height:100%;object-fit:cover}

/* Data Table */
.data-table{width:100%;border-collapse:collapse;margin:24px 0;font-size:0.9375rem}
.data-table th,.data-table td{padding:14px 16px;text-align:left;border-bottom:1px solid var(--border)}
.data-table th{background:var(--bg-warm);color:var(--navy);font-weight:700;font-size:0.875rem;text-transform:uppercase;letter-spacing:.5px}
.data-table tr:last-child td{border-bottom:none}
.data-table tbody tr:hover{background:var(--bg-soft)}

/* Service Detail Sidebar */
.service-sidebar{position:sticky;top:100px}
.sidebar-card{background:var(--white);border-radius:var(--radius-lg);padding:28px;box-shadow:var(--shadow-sm);margin-bottom:24px;border:1px solid var(--border)}
.sidebar-card h4{margin-bottom:16px;padding-bottom:12px;border-bottom:2px solid var(--border);font-size:1.0625rem}
.sidebar-card ul li{margin-bottom:10px}
.sidebar-card ul li a{color:var(--text-medium);font-size:0.9375rem;padding:10px 14px;border-radius:var(--radius-sm);display:flex;justify-content:space-between;align-items:center;transition:var(--transition)}
.sidebar-card ul li a:hover,.sidebar-card ul li a.active{background:var(--bg-warm);color:var(--brand-primary);padding-left:18px}
.sidebar-card-image{height:140px;border-radius:var(--radius-md);overflow:hidden;margin-bottom:16px}
.sidebar-card-image img{width:100%;height:100%;object-fit:cover}
.sidebar-cta{background:linear-gradient(160deg,#ff8a3d 0%,var(--brand-primary) 45%,#e8540a 100%);color:var(--white);text-align:center;border:none;border-radius:18px;padding:40px 28px;position:relative;overflow:hidden;box-shadow:0 12px 32px rgba(255,107,26,.28)}
.sidebar-cta::before{content:'';position:absolute;top:-50px;right:-50px;width:150px;height:150px;border-radius:50%;background:rgba(255,255,255,.14)}
.sidebar-cta::after{content:'';position:absolute;bottom:-60px;left:-40px;width:130px;height:130px;border-radius:50%;background:rgba(255,255,255,.08)}
.sidebar-cta h4{color:var(--white);border-bottom:none;font-size:1.3125rem;font-weight:800;letter-spacing:.02em;margin-bottom:14px;position:relative;z-index:1}
.sidebar-cta p{color:rgba(255,255,255,.92);font-size:0.9375rem;line-height:1.8;margin-bottom:24px;position:relative;z-index:1}
.sidebar-cta .btn{position:relative;z-index:1;background:var(--white);color:var(--brand-dark);border:none;font-weight:800}
.sidebar-cta .btn:hover{background:#fff2ea;color:var(--brand-dark);transform:translateY(-2px);box-shadow:0 8px 20px rgba(0,0,0,.15)}
.sidebar-cta-phone{display:flex;align-items:center;justify-content:center;gap:8px;margin-top:14px;padding:13px 20px;border:1.5px solid rgba(255,255,255,.55);border-radius:var(--radius-md);color:var(--white);font-weight:800;font-size:1.0625rem;letter-spacing:.03em;text-decoration:none;transition:var(--transition);position:relative;z-index:1}
.sidebar-cta-phone:hover{background:rgba(255,255,255,.14);border-color:var(--white);color:var(--white)}
.sidebar-cta-phone svg{width:18px;height:18px;flex:none}

/* FAQ Accordion */
.faq-list{margin-top:32px}
.faq-item{background:var(--bg-soft);border-radius:var(--radius-md);margin-bottom:12px;border:1px solid var(--border);overflow:hidden;transition:var(--transition)}
.faq-item:hover{border-color:var(--brand-lighter)}
.faq-item.active{border-color:var(--brand-primary)}
.faq-question{padding:20px 24px;cursor:pointer;display:flex;justify-content:space-between;align-items:center;font-weight:700;color:var(--navy);font-size:1rem;transition:var(--transition)}
.faq-question:hover{color:var(--brand-primary)}
.faq-question::after{content:'+';font-size:1.5rem;color:var(--brand-primary);font-weight:700;transition:var(--transition)}
.faq-item.active .faq-question::after{transform:rotate(45deg)}
.faq-answer{padding:0 24px;max-height:0;overflow:hidden;transition:all .4s}
.faq-item.active .faq-answer{padding:0 24px 20px;max-height:500px}
.faq-answer p{color:var(--text-medium);font-size:0.9375rem;line-height:1.7;margin:0}

/* ===== ABOUT PAGE ===== */
.about-hero{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center;margin-bottom:80px}
.about-hero-content h2{margin-bottom:24px}
.about-hero-content .lead{font-size:1.125rem;line-height:1.8;margin-bottom:20px}
.about-hero-image{border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-lg);height:480px}
.about-hero-image img{width:100%;height:100%;object-fit:cover}

/* Founder Section */
.founder-card{display:grid;grid-template-columns:200px 1fr;gap:40px;background:var(--white);padding:48px;border-radius:var(--radius-lg);box-shadow:var(--shadow-md);margin-bottom:60px;border:1px solid var(--border)}
.founder-avatar{width:200px;height:200px;border-radius:var(--radius-full);background:linear-gradient(135deg,var(--brand-primary),var(--brand-dark));display:flex;align-items:center;justify-content:center;color:var(--white);font-size:6rem;font-weight:800;box-shadow:var(--shadow-orange)}
.founder-info h3{margin-bottom:8px;font-size:1.5rem}
.founder-info .founder-title{color:var(--brand-primary);font-weight:700;margin-bottom:20px;font-size:1rem}
.founder-info p{font-size:1rem;line-height:1.8;color:var(--text-medium)}
.founder-quote{background:var(--bg-warm);border-left:4px solid var(--brand-primary);padding:24px;border-radius:var(--radius-md);font-style:italic;color:var(--navy);font-size:1.0625rem;margin-top:20px}

/* Values Grid */
.values-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:32px;margin-bottom:60px}
.value-card{background:var(--white);padding:40px 32px;border-radius:var(--radius-lg);text-align:center;box-shadow:var(--shadow-sm);transition:var(--transition);border:1px solid var(--border)}
.value-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-md);border-color:var(--brand-primary)}
.value-icon{width:72px;height:72px;background:linear-gradient(135deg,var(--brand-primary),var(--brand-dark));color:var(--white);border-radius:var(--radius-full);display:flex;align-items:center;justify-content:center;font-size:1.875rem;margin:0 auto 20px;box-shadow:var(--shadow-orange)}
.value-card h3{margin-bottom:12px}
.value-card p{font-size:0.9375rem;line-height:1.7}

/* Timeline */
.timeline{position:relative;max-width:880px;margin:0 auto;padding:40px 0}
.timeline::before{content:'';position:absolute;left:50%;top:0;bottom:0;width:2px;background:linear-gradient(180deg,var(--brand-primary),var(--brand-light));transform:translateX(-50%)}
.timeline-item{display:grid;grid-template-columns:1fr auto 1fr;gap:32px;margin-bottom:40px;align-items:center}
.timeline-item:nth-child(even) .timeline-content{grid-column:1}
.timeline-item:nth-child(even) .timeline-year{grid-column:3;grid-row:1;text-align:left}
.timeline-year{font-size:2rem;font-weight:800;color:var(--brand-primary);text-align:right}
.timeline-dot{width:24px;height:24px;background:var(--brand-primary);border-radius:50%;border:4px solid var(--white);box-shadow:var(--shadow-orange);z-index:2}
.timeline-content{background:var(--white);padding:24px;border-radius:var(--radius-md);box-shadow:var(--shadow-sm);border:1px solid var(--border)}
.timeline-content h4{margin-bottom:6px;color:var(--navy)}
.timeline-content p{font-size:0.875rem;color:var(--text-medium);margin:0}

/* ===== QUALIFICATIONS PAGE ===== */
.qual-page-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;margin-bottom:48px}
.qual-page-card{background:var(--white);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-sm);transition:var(--transition);border:1px solid var(--border)}
.qual-page-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.qual-page-card-image{position:relative;height:200px;overflow:hidden}
.qual-page-card-image img{width:100%;height:100%;object-fit:cover;transition:transform .6s}
.qual-page-card:hover .qual-page-card-image img{transform:scale(1.08)}
.qual-page-card-body{padding:28px}
.qual-page-card-body h3{margin-bottom:10px;font-size:1.25rem}
.qual-page-card-body p{font-size:0.9375rem;line-height:1.6;margin-bottom:14px}
.qual-page-card-meta{display:flex;justify-content:space-between;padding-top:14px;border-top:1px solid var(--border);font-size:0.8125rem;color:var(--text-light)}

/* ===== CONTACT PAGE ===== */
.contact-grid{display:grid;grid-template-columns:1fr 1.2fr;gap:48px;align-items:start}
.contact-info{display:grid;gap:20px}
.contact-info-card{background:var(--white);padding:24px 28px;border-radius:var(--radius-md);display:flex;gap:16px;align-items:flex-start;box-shadow:var(--shadow-sm);border:1px solid var(--border);transition:var(--transition)}
.contact-info-card:hover{transform:translateX(4px);border-color:var(--brand-primary);box-shadow:var(--shadow-md)}
.contact-info-icon{width:48px;height:48px;background:linear-gradient(135deg,var(--brand-primary),var(--brand-dark));color:var(--white);border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;font-size:1.25rem;flex-shrink:0}
.contact-info-content h4{font-size:1rem;margin-bottom:6px;color:var(--navy)}
.contact-info-content p{margin:0;font-size:0.9375rem;color:var(--text-medium);line-height:1.5}

.contact-form{background:var(--white);padding:48px;border-radius:var(--radius-lg);box-shadow:var(--shadow-md);border:1px solid var(--border)}
.contact-form h3{margin-bottom:8px;font-size:1.5rem}
.contact-form > p{margin-bottom:32px;color:var(--text-medium)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-bottom:20px}
.form-group{display:flex;flex-direction:column;gap:8px;margin-bottom:20px}
.form-group label{font-size:0.875rem;font-weight:600;color:var(--navy)}
.form-group label .required{color:var(--danger);margin-left:4px}
.form-group input,.form-group textarea,.form-group select{padding:14px 16px;border:1.5px solid var(--border);border-radius:var(--radius-md);font-size:0.9375rem;transition:var(--transition);background:var(--white);color:var(--text-dark)}
.form-group input:focus,.form-group textarea:focus,.form-group select:focus{outline:none;border-color:var(--brand-primary);box-shadow:0 0 0 4px rgba(255,107,26,.1)}
.form-group textarea{resize:vertical;min-height:120px}
.form-message{padding:16px 20px;border-radius:var(--radius-md);margin-bottom:20px;font-size:0.9375rem;display:none}
.form-message.success{background:#e8f8ee;color:#1e7e3e;border:1px solid #b8e6c5;display:block}
.form-message.error{background:#fde8e8;color:#c0392b;border:1px solid #f5b7b1;display:block}

/* Map placeholder */
.map-placeholder{height:400px;background:linear-gradient(135deg,var(--bg-blue),var(--bg-warm));border-radius:var(--radius-lg);display:flex;align-items:center;justify-content:center;color:var(--text-medium);font-size:1rem;border:2px dashed var(--brand-lighter);margin-top:48px;text-align:center;flex-direction:column;gap:12px}
.map-placeholder svg{color:var(--brand-primary);font-size:3rem}

/* ===== BLOG PAGE ===== */
.blog-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:32px}
.blog-card{background:var(--white);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-sm);transition:var(--transition);border:1px solid var(--border)}
.blog-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:var(--brand-lighter)}
.blog-card-image{position:relative;height:220px;overflow:hidden}
.blog-card-image img{width:100%;height:100%;object-fit:cover;transition:transform .6s}
.blog-card:hover .blog-card-image img{transform:scale(1.08)}
.blog-card-tag{position:absolute;top:16px;left:16px;background:var(--brand-primary);color:var(--white);padding:6px 14px;border-radius:var(--radius-full);font-size:0.75rem;font-weight:700;z-index:2}
.blog-card-body{padding:28px}
.blog-card-meta{display:flex;gap:16px;margin-bottom:12px;font-size:0.8125rem;color:var(--text-light)}
.blog-card-meta span{display:flex;align-items:center;gap:4px}
.blog-card-body h3{margin-bottom:12px;font-size:1.25rem;line-height:1.4}
.blog-card-body h3 a{color:var(--navy)}
.blog-card-body h3 a:hover{color:var(--brand-primary)}
.blog-card-body p{font-size:0.9375rem;line-height:1.6;margin-bottom:16px}
.blog-card-link{color:var(--brand-primary);font-weight:700;font-size:0.875rem;display:inline-flex;align-items:center;gap:6px}
.blog-card-link:hover{gap:10px}

/* Blog Toolbar (search + count) */
.blog-toolbar{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-bottom:36px;flex-wrap:wrap}
.blog-search-wrap{position:relative;flex:1;max-width:520px;min-width:240px}
.blog-search-icon{position:absolute;left:18px;top:50%;transform:translateY(-50%);font-size:1rem;color:var(--text-light);pointer-events:none}
.blog-search-input{width:100%;padding:14px 48px 14px 48px;border:2px solid var(--border);border-radius:var(--radius-full);font-size:0.9375rem;background:var(--white);transition:var(--transition);font-family:inherit}
.blog-search-input:focus{outline:none;border-color:var(--brand-primary);box-shadow:0 0 0 4px rgba(255,107,26,.12)}
.blog-search-clear{position:absolute;right:14px;top:50%;transform:translateY(-50%);width:28px;height:28px;border:none;background:var(--bg-warm);color:var(--text-medium);border-radius:50%;font-size:1.2rem;line-height:1;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:var(--transition);display:none}
.blog-search-clear.visible{display:flex}
.blog-search-clear:hover{background:var(--brand-primary);color:var(--white)}
.blog-results-info{color:var(--text-light);font-size:0.875rem;font-weight:500}
.blog-results-info span:not(:empty)::before{content:'· ';color:var(--brand-primary)}

/* Blog Empty State */
.blog-empty{text-align:center;padding:80px 20px;color:var(--text-light)}
.blog-empty-icon{font-size:4rem;margin-bottom:16px;opacity:.5}
.blog-empty h3{font-size:1.5rem;color:var(--navy);margin-bottom:12px}
.blog-empty p{font-size:0.9375rem}

/* Blog Pagination */
.blog-pagination{display:flex;justify-content:center;align-items:center;gap:8px;margin-top:48px;flex-wrap:wrap}
.bp-btn{min-width:42px;height:42px;padding:0 14px;border:2px solid var(--border);background:var(--white);color:var(--navy);font-weight:600;border-radius:var(--radius);cursor:pointer;transition:var(--transition);font-family:inherit;font-size:0.9375rem}
.bp-btn:hover:not(.disabled):not(.active){border-color:var(--brand-primary);color:var(--brand-primary);background:var(--bg-warm)}
.bp-btn.active{background:var(--brand-primary);color:var(--white);border-color:var(--brand-primary);box-shadow:var(--shadow-sm)}
.bp-btn.disabled{opacity:.4;cursor:not-allowed}
.bp-ellipsis{padding:0 6px;color:var(--text-light);user-select:none}

/* Page Jump */
.blog-jump{display:flex;align-items:center;gap:10px;justify-content:center;margin-top:28px;padding:18px 20px;background:var(--bg-warm);border-radius:var(--radius);flex-wrap:wrap;color:var(--text-medium);font-size:0.9375rem}
.blog-jump-input{width:72px;padding:8px 10px;border:2px solid var(--border);border-radius:var(--radius);font-size:0.9375rem;background:var(--white);text-align:center;font-family:inherit;transition:var(--transition)}
.blog-jump-input:focus{outline:none;border-color:var(--brand-primary)}
.blog-jump-input::-webkit-outer-spin-button,.blog-jump-input::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}
.blog-jump-input{appearance:textfield;-moz-appearance:textfield}
.blog-jump-info{margin-left:8px;color:var(--text-light);font-size:0.8125rem;font-weight:500}
.blog-jump-info:not(:empty){padding-left:8px;border-left:2px solid var(--brand-lighter)}

@media (max-width:768px){
  .blog-toolbar{flex-direction:column;align-items:stretch}
  .blog-search-wrap{max-width:100%}
  .blog-pagination{gap:6px}
  .bp-btn{min-width:38px;height:38px;padding:0 10px;font-size:0.875rem}
  .blog-jump{flex-direction:row;gap:8px}
  .blog-jump-input{width:60px}
}

/* Article (Single) */
.article-page{max-width:880px;margin:0 auto}
.article-header{margin-bottom:48px;text-align:center}
.article-tag{display:inline-block;background:var(--bg-warm);color:var(--brand-primary);padding:6px 16px;border-radius:var(--radius-full);font-size:0.8125rem;font-weight:700;margin-bottom:16px}
.article-header h1{font-size:clamp(1.875rem,4vw,2.75rem);margin-bottom:20px;line-height:1.3}
.article-meta{display:flex;justify-content:center;gap:24px;color:var(--text-light);font-size:0.9375rem;flex-wrap:wrap}
.article-meta span{display:flex;align-items:center;gap:6px}
.article-featured-image{border-radius:var(--radius-lg);overflow:hidden;margin-bottom:48px;height:480px;box-shadow:var(--shadow-lg)}
.article-featured-image img{width:100%;height:100%;object-fit:cover}
.article-content{font-size:1.0625rem;line-height:1.9;color:var(--text-medium)}
.article-content h2{font-size:1.75rem;margin:40px 0 20px;color:var(--navy)}
.article-content h3{font-size:1.375rem;margin:32px 0 16px;color:var(--navy)}
.article-content p{margin-bottom:20px}
.article-content ul,.article-content ol{margin:0 0 24px 24px}
.article-content ul li,.article-content ol li{padding:6px 0;line-height:1.8}
.article-content blockquote{background:var(--bg-warm);border-left:4px solid var(--brand-primary);padding:24px 28px;border-radius:var(--radius-md);margin:32px 0;font-style:italic;color:var(--navy);font-size:1.0625rem}
.article-content img{border-radius:var(--radius-md);margin:32px 0;width:100%}
.article-content figure{margin:32px 0}
.article-content figcaption{font-size:0.875rem;color:var(--text-light);text-align:center;margin-top:12px}
.article-image-row{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin:32px 0}
.article-image-row figure{margin:0}
.article-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:48px;padding-top:32px;border-top:1px solid var(--border)}
.article-tags a{padding:6px 16px;background:var(--bg-soft);color:var(--text-medium);border-radius:var(--radius-full);font-size:0.8125rem;font-weight:600}
.article-tags a:hover{background:var(--brand-primary);color:var(--white)}
.article-share{display:flex;align-items:center;gap:12px;margin-top:32px;padding:24px;background:var(--bg-warm);border-radius:var(--radius-md)}
.article-share-label{font-weight:700;color:var(--navy)}
.article-share a{width:36px;height:36px;border-radius:var(--radius-full);background:var(--white);display:flex;align-items:center;justify-content:center;color:var(--text-medium);font-size:0.875rem}
.article-share a:hover{background:var(--brand-primary);color:var(--white)}
.article-cta{margin-top:48px;padding:40px;background:linear-gradient(135deg,var(--bg-warm),var(--white));border:2px solid var(--brand-lighter);border-radius:var(--radius-lg);text-align:center}
.article-cta h3{color:var(--navy);margin-bottom:12px}
.article-cta p{margin-bottom:24px;color:var(--text-medium)}

/* Related Posts */
.related-posts{margin-top:64px;padding-top:48px;border-top:1px solid var(--border)}
.related-posts h3{margin-bottom:32px;text-align:center}

/* ===== ANIMATIONS ===== */
@keyframes fadeInUp{from{opacity:0;transform:translateY(40px)}to{opacity:1;transform:translateY(0)}}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
@keyframes slideInRight{from{opacity:0;transform:translateX(40px)}to{opacity:1;transform:translateX(0)}}
.animate-on-scroll{opacity:0;transform:translateY(40px);transition:opacity .8s,transform .8s}
.animate-on-scroll.visible{opacity:1;transform:translateY(0)}

/* ===== RESPONSIVE ===== */
@media (max-width:1024px){
  .container{padding:0 20px}
  .main-nav{display:none}
  .menu-toggle{display:flex}
  .hero h1{font-size:clamp(1.875rem,4vw,2.75rem)}
  .hero .lead{font-size:1rem}
  .trust-grid{grid-template-columns:repeat(2,1fr);gap:24px}
  .trust-item:not(:last-child)::after{display:none}
  .tech-grid{grid-template-columns:repeat(2,1fr)}
  .pain-grid{grid-template-columns:repeat(2,1fr)}
  .advantage-grid{grid-template-columns:repeat(2,1fr)}
  .apps-grid{grid-template-columns:repeat(3,1fr)}
  .qual-grid,.qual-page-grid{grid-template-columns:repeat(2,1fr)}
  .cases-grid,.blog-grid{grid-template-columns:repeat(2,1fr)}
  .service-detail-grid{grid-template-columns:1fr}
  .service-sidebar{position:static}
  .services-overview{grid-template-columns:1fr}
  .about-hero,.contact-grid,.cta-grid{grid-template-columns:1fr;gap:40px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:40px}
  .founder-card{grid-template-columns:1fr;text-align:center}
  .founder-avatar{margin:0 auto}
  .values-grid{grid-template-columns:1fr}
  .process-grid{grid-template-columns:repeat(3,1fr)}
  .process-step:nth-child(3)::after{display:none}
  .cta-section{padding:64px 0}
}
@media (max-width:768px){
  section{padding:56px 0}
  .header-inner{height:64px}
  .logo-img{height:36px}
  .logo{font-size:1.0625rem}
  .header-actions .btn-sm{display:none}
  .lang-toggle button{padding:5px 10px;font-size:.75rem}
  .mobile-menu{top:64px}
  .hero{min-height:560px}
  .hero h1{font-size:1.875rem}
  .hero .lead{font-size:.9375rem;margin-bottom:24px}
  .hero-buttons{flex-direction:column;width:100%}
  .hero-buttons .btn{width:100%}
  .hero-arrow{display:none}
  .hero-dots{bottom:20px}
  .hero-dots button{width:30px}
  .hero-dots button.active{width:44px}
  .page-header{padding:110px 0 56px}
  .page-header h1{font-size:1.875rem}
  .section-title{margin-bottom:36px}
  .trust-grid{grid-template-columns:repeat(2,1fr);gap:16px}
  .trust-number{font-size:1.75rem}
  .trust-label{font-size:.8125rem}
  .tech-grid,.advantage-grid,.cases-grid,.blog-grid,.qual-grid,.qual-page-grid,.pain-grid{grid-template-columns:1fr;gap:20px}
  .apps-grid{grid-template-columns:repeat(2,1fr);gap:12px}
  .app-card{height:200px}
  .service-detail-main{padding:28px 20px}
  .contact-form{padding:28px 20px}
  .form-row{grid-template-columns:1fr;gap:0}
  .founder-card{padding:28px 20px}
  .founder-avatar{width:120px;height:120px;font-size:3.5rem}
  .cta-banner{flex-direction:column;text-align:center;padding:32px 24px}
  .cta-buttons{justify-content:center}
  .cta-stats{grid-template-columns:repeat(3,1fr);gap:12px}
  .cta-stat-number{font-size:1.5rem}
  .cta-stat-label{font-size:.75rem}
  .footer-grid{grid-template-columns:1fr;gap:32px}
  .footer-logo{height:56px}
  .floating-widgets{right:12px;bottom:96px;gap:10px}
  .floating-widgets a{width:46px;height:46px;font-size:1.125rem}
  .back-to-top{right:12px;bottom:24px;width:42px;height:42px;font-size:1.0625rem}
  .process-grid{grid-template-columns:1fr;gap:24px}
  .process-step::after{display:none}
  .timeline::before{left:24px}
  .timeline-item{grid-template-columns:48px 1fr;gap:16px}
  .timeline-item:nth-child(even) .timeline-content{grid-column:2}
  .timeline-item:nth-child(even) .timeline-year{grid-column:2;grid-row:2;text-align:left;margin-top:4px}
  .timeline-year{text-align:left;font-size:1.5rem}
  .timeline-dot{margin-left:12px}
  .article-featured-image{height:280px;margin-bottom:32px}
  .article-content{font-size:1rem}
  .article-content h2{font-size:1.5rem;margin:32px 0 16px}
  .article-image-row{grid-template-columns:1fr;gap:16px}
}
/* ===== WECHAT FLOATING BUTTON ===== */
.floating-widgets .fw-wechat{background:#07c160}
.floating-widgets .fw-wechat:hover{background:#06ad56}
.fw-wechat svg{width:24px;height:24px;fill:currentColor;stroke:none}

/* ===== WECHAT QR MODAL ===== */
.qr-modal{position:fixed;inset:0;z-index:1000;display:none;align-items:center;justify-content:center;padding:24px}
.qr-modal.active{display:flex}
.qr-modal-mask{position:absolute;inset:0;background:rgba(15,41,66,.62);backdrop-filter:blur(4px)}
.qr-modal-box{position:relative;background:var(--white);border-radius:var(--radius-lg);padding:36px 32px 28px;max-width:340px;width:100%;text-align:center;box-shadow:var(--shadow-lg);z-index:1;animation:qrPop .25s ease}
@keyframes qrPop{from{transform:scale(.9);opacity:0}to{transform:scale(1);opacity:1}}
.qr-modal-close{position:absolute;top:8px;right:14px;background:transparent;border:none;font-size:1.75rem;color:var(--text-light);cursor:pointer;line-height:1}
.qr-modal-close:hover{color:var(--navy)}
.qr-modal-head{font-size:1.125rem;font-weight:800;color:var(--navy);margin-bottom:16px}
.qr-modal-img{width:220px;height:220px;border-radius:var(--radius-md);border:1px solid var(--border);margin:0 auto 14px;display:block}
.qr-modal-tip{font-size:0.875rem;color:var(--text-medium);margin-bottom:18px;line-height:1.6}

/* ===== MOBILE BOTTOM NAV ===== */
.mobile-bottom-nav{display:none}
@media (max-width:768px){
  .mobile-bottom-nav{position:fixed;left:0;right:0;bottom:0;z-index:999;display:flex;background:var(--white);border-top:1px solid var(--border);box-shadow:0 -4px 16px rgba(15,41,66,.08);padding-bottom:env(safe-area-inset-bottom)}
  .mbn-item{flex:1;display:flex;flex-direction:column;align-items:center;gap:3px;padding:10px 0 8px;font-size:0.6875rem;font-weight:700;color:var(--text-medium);text-decoration:none}
  .mbn-item svg{width:22px;height:22px}
  .mbn-phone{color:var(--brand-primary)}
  .mbn-quote{color:var(--navy)}
  .mbn-wechat{color:#07c160}
  /* 移动端隐藏悬浮窗（功能由底部导航承接），回顶按钮上移 */
  .floating-widgets{display:none}
  .back-to-top{bottom:74px;right:16px}
  /* 底部导航占位，避免遮挡页脚 */
  body{padding-bottom:58px}
  /* 移动端内容精简：隐藏次要板块 */
  .hide-on-mobile{display:none !important}
}

/* ===== QUICK NAV GRID ===== */
.quicknav-section{padding:56px 0;background:var(--white)}
.quicknav-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.qn-item{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;padding:24px 12px;background:var(--bg-soft);border:1px solid var(--border);border-radius:var(--radius-md);text-decoration:none;transition:var(--transition)}
.qn-item:hover{background:var(--white);border-color:var(--brand-lighter);box-shadow:var(--shadow-md);transform:translateY(-4px)}
.qn-icon{font-size:1.75rem;line-height:1}
.qn-label{font-size:0.9375rem;font-weight:700;color:var(--navy);text-align:center;line-height:1.4}
.qn-item:hover .qn-label{color:var(--brand-primary)}

/* ===== MOBILE MENU EXTRAS ===== */
.mobile-menu{max-height:calc(100vh - 64px);overflow-y:auto}
.mm-divider{height:1px;background:var(--border);margin:14px 0}
.mm-label{font-size:0.75rem;font-weight:800;color:var(--brand-primary);letter-spacing:.08em;text-transform:uppercase;padding:6px 0 2px}
.mobile-menu a.mm-sub{padding:10px 0 10px 14px;font-size:0.9375rem;color:var(--text-medium);border-bottom:1px dashed var(--border)}
.mobile-menu a.mm-sub:last-of-type{border-bottom:none}
.mobile-menu a.mm-phone{margin-top:14px;background:var(--brand-primary);color:var(--white)!important;border-radius:var(--radius-md);text-align:center;font-weight:800;border-bottom:none;padding:14px 0}
.mobile-menu a.mm-phone:hover{background:var(--brand-dark);color:var(--white)}

/* ===== FOOTER POLISH ===== */
.site-footer{background:linear-gradient(180deg,#0f2942 0%,#0a1c30 100%);position:relative;overflow:hidden}
.site-footer::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--brand-primary) 0%,var(--gold) 50%,var(--brand-primary) 100%)}
.footer-cta-row{display:flex;gap:10px;margin-bottom:26px;flex-wrap:wrap}
.footer-btn-phone,.footer-btn-wechat{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:10px 18px;border-radius:var(--radius-full);font-size:0.875rem;font-weight:700;text-decoration:none;transition:var(--transition)}
.footer-btn-phone{background:var(--brand-primary);color:var(--white)}
.footer-btn-phone:hover{background:var(--brand-dark);color:var(--white);transform:translateY(-2px)}
.footer-btn-wechat{background:#07c160;color:var(--white)}
.footer-btn-wechat:hover{background:#06ad56;color:var(--white);transform:translateY(-2px)}
.footer-bottom{display:flex;flex-direction:column;gap:8px;padding:28px 0}
.footer-bottom-sub{font-size:0.75rem;color:rgba(255,255,255,.45);letter-spacing:.01em}
@media (max-width:768px){
  .quicknav-grid{grid-template-columns:repeat(3,1fr);gap:10px}
  .qn-item{padding:18px 8px;gap:8px}
  .qn-icon{font-size:1.5rem}
  .qn-label{font-size:0.8125rem}
  .footer-grid{grid-template-columns:1fr;gap:30px;margin-bottom:40px}
  .footer-contact-item{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.07);border-radius:var(--radius-md);padding:12px 14px}
  .footer-cta-row{width:100%;gap:8px}
  .footer-btn-phone,.footer-btn-wechat{flex:1;padding:12px 10px;font-size:0.8125rem}
}

/* ===== LOGO SLOGAN (minimal art text) ===== */
.logo-slogan-wrap{display:inline-flex;align-items:center;white-space:nowrap;flex-shrink:0;margin-left:4px}
.logo-slogan{font-size:0.8125rem;font-weight:800;font-style:italic;letter-spacing:.02em;white-space:nowrap;background:linear-gradient(120deg,var(--brand-primary) 25%,#ff8c3a 90%);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;color:var(--brand-primary);position:relative}
.logo-slogan::before{content:none}
@media (max-width:1240px){.logo-slogan{font-size:.75rem}}
@media (max-width:900px){.logo-slogan{font-size:.6875rem}}
@media (max-width:640px){.logo-slogan{font-size:.625rem;margin-left:2px}}
@media (max-width:640px){.logo-slogan{font-size:.75rem}.slogan-bolt{width:12px;height:12px}}

/* ===== ARTICLE META PHONE ===== */
.article-meta a{display:inline-flex;align-items:center;gap:4px;color:var(--brand-primary);font-weight:800;text-decoration:none;transition:var(--transition)}
.article-meta a:hover{color:var(--brand-dark);transform:translateY(-1px)}

/* ===== ARTICLE CTA BUTTONS ===== */
.article-cta-buttons{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-top:24px}
.cta-wechat-btn{background:#07c160;color:var(--white)}
.cta-wechat-btn:hover{background:#06ad56;color:var(--white);transform:translateY(-2px)}
@media (max-width:640px){.article-cta-buttons .btn{width:100%;justify-content:center}}