/* ===== Phoenix Power Stone Design System v2 ===== */
/* Modern, elegant B2B stone trade website */

:root {
  /* Primary palette */
  --color-dark: #151E2D;
  --color-dark-secondary: #1E2A3D;
  --color-accent: #C6903A;
  --color-accent-light: #D9A54D;
  --color-accent-glow: rgba(198, 144, 58, 0.15);
  --color-cream: #F9F7F4;
  --color-trust-blue: #2563A0;
  --color-stone-gray: #7E7A75;

  /* Extended palette */
  --color-white: #FFFFFF;
  --color-off-white: #FCFBFA;
  --color-light-gray: #F3F1EE;
  --color-mid-gray: #6B6560;
  --color-charcoal: #2D2A28;
  --color-success: #2D8C4A;
  --color-danger: #C42B2B;

  /* Typography */
  --font-heading: 'Playfair Display', 'Georgia', 'Times New Roman', serif;
  --font-body: 'Inter', 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;

  /* Spacing scale (4pt grid) */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2.5rem;
  --space-xl: 4rem;
  --space-2xl: 6rem;

  /* Layout */
  --max-width: 1200px;
  --nav-height: 72px;
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0,0,0,.06), 0 1px 2px rgba(0,0,0,.04);
  --shadow-md: 0 4px 24px rgba(0,0,0,.06), 0 1px 4px rgba(0,0,0,.04);
  --shadow-lg: 0 12px 40px rgba(0,0,0,.08), 0 4px 12px rgba(0,0,0,.04);
  --shadow-xl: 0 20px 60px rgba(0,0,0,.12), 0 8px 20px rgba(0,0,0,.06);

  /* Transitions */
  --ease-out: cubic-bezier(0.22, 0.61, 0.36, 1);
  --ease-in-out: cubic-bezier(0.83, 0, 0.17, 1);
  --duration-fast: 150ms;
  --duration-normal: 250ms;
  --duration-slow: 400ms;
}

/* ===== RESET ===== */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:var(--font-body);font-size:16px;line-height:1.7;color:var(--color-charcoal);background:var(--color-white);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}
img{max-width:100%;height:auto;display:block}
a{color:var(--color-trust-blue);text-decoration:none;transition:color var(--duration-fast) var(--ease-out)}
a:hover{color:var(--color-accent)}
h1,h2,h3,h4{font-family:var(--font-heading);color:var(--color-dark);line-height:1.25;letter-spacing:-0.01em}
h1{font-size:clamp(2.2rem,4.5vw,3.2rem);margin-bottom:var(--space-md);font-weight:700}
h2{font-size:clamp(1.6rem,3vw,2.4rem);margin-bottom:var(--space-sm);font-weight:600}
h3{font-size:clamp(1.2rem,2vw,1.6rem);margin-bottom:var(--space-xs);font-weight:600}
h4{font-size:1.1rem;font-weight:600;margin-bottom:var(--space-xs)}

/* ===== UTILITIES ===== */
.container{max-width:var(--max-width);margin:0 auto;padding:0 var(--space-md)}
.section{padding:var(--space-2xl) 0}
.section-sm{padding:var(--space-xl) 0}
.text-center{text-align:center}
.text-accent{color:var(--color-accent)}
.bg-cream{background:var(--color-cream)}
.bg-dark{background:var(--color-dark);color:var(--color-white)}
.bg-dark h2,.bg-dark h3,.bg-dark h4{color:var(--color-white)}
.bg-accent{background:var(--color-accent);color:var(--color-white)}
.grid-2,.grid-3,.grid-4{display:grid;gap:var(--space-lg)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-1{grid-template-columns:1fr;max-width:600px;margin:0 auto}
.grid-4{grid-template-columns:repeat(4,1fr)}
@media(max-width:768px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}}

/* ===== SECTION TITLES ===== */
.section-title{text-align:center;margin-bottom:var(--space-xl)}
.section-title h2{position:relative;display:inline-block}
.section-title h2::after{content:'';display:block;width:60px;height:3px;background:var(--color-accent);margin:var(--space-xs) auto 0;border-radius:2px}
.section-title p{color:var(--color-mid-gray);font-size:1.05rem;max-width:600px;margin:var(--space-xs) auto 0}

/* ===== NAVIGATION ===== */
.nav{position:sticky;top:0;z-index:1000;background:rgba(255,255,255,.92);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);box-shadow:0 1px 0 rgba(0,0,0,.06),0 2px 12px rgba(0,0,0,.04);height:var(--nav-height);transition:box-shadow var(--duration-normal) var(--ease-out)}
.nav.scrolled{box-shadow:0 1px 0 rgba(0,0,0,.08),0 4px 20px rgba(0,0,0,.08)}
.nav .container{display:flex;align-items:center;justify-content:space-between;height:100%}
.nav-logo{font-family:var(--font-heading);font-size:1.5rem;font-weight:700;color:var(--color-dark);display:flex;align-items:center;gap:.5rem}
.nav-logo span{color:var(--color-accent)}
.nav-links{display:flex;align-items:center;gap:.2rem;list-style:none}
.nav-links a{color:var(--color-charcoal);font-size:.88rem;font-weight:500;padding:.45rem .75rem;border-radius:var(--radius-sm);transition:all var(--duration-fast) var(--ease-out);position:relative}
.nav-links a:hover{color:var(--color-accent);background:var(--color-light-gray)}
.nav-links a.active{color:var(--color-accent)}
.nav-links a.active::after{content:'';position:absolute;bottom:2px;left:50%;transform:translateX(-50%);width:20px;height:2px;background:var(--color-accent);border-radius:1px}
/* Dropdown */
.nav-links .dropdown{position:relative}
.nav-links .dropdown > a::after{content:'▾';font-size:.7rem;margin-left:.35rem;vertical-align:middle}
.nav-links .dropdown-menu{display:block;position:absolute;top:calc(100% + 8px);left:0;background:var(--color-white);box-shadow:var(--shadow-xl);border-radius:var(--radius-md);min-width:220px;padding:var(--space-xs) 0;z-index:100;opacity:0;visibility:hidden;transform:translateY(-8px);transition:all var(--duration-normal) var(--ease-out);border:1px solid rgba(0,0,0,.06)}
.nav-links .dropdown:hover .dropdown-menu{opacity:1;visibility:visible;transform:translateY(0)}
.nav-links .dropdown-menu a{display:block;padding:.55rem var(--space-sm);font-size:.84rem;white-space:nowrap;border-radius:0}
.nav-links .dropdown-menu a:hover{background:var(--color-light-gray)}
.nav-links .dropdown-menu a.active::after{display:none}
.nav-cta{background:var(--color-accent)!important;color:var(--color-white)!important;padding:.55rem 1.3rem!important;border-radius:var(--radius-sm)!important;font-weight:600!important;box-shadow:0 2px 8px var(--color-accent-glow);transition:all var(--duration-normal) var(--ease-out)!important}
.nav-cta:hover{background:var(--color-dark)!important;color:var(--color-white)!important;box-shadow:0 4px 16px rgba(0,0,0,.15);transform:translateY(-1px)}
.nav-cta.active::after{display:none!important}
/* Language switcher */
.nav-lang{display:flex;gap:.25rem;margin-left:var(--space-sm)}
.nav-lang a{font-size:.78rem;font-weight:500;padding:.25rem .55rem;border:1.5px solid #D4D0CB;border-radius:var(--radius-sm);color:var(--color-stone-gray);transition:all var(--duration-fast) var(--ease-out)}
.nav-lang a:hover{border-color:var(--color-accent);color:var(--color-accent)}
.nav-lang a.active{background:var(--color-dark);color:var(--color-white);border-color:var(--color-dark)}
/* Mobile */
.mobile-toggle{display:none;background:none;border:none;font-size:1.5rem;cursor:pointer;color:var(--color-dark);padding:var(--space-xs);border-radius:var(--radius-sm)}
.mobile-toggle:hover{background:var(--color-light-gray)}
@media(max-width:1024px){
  .nav-links{display:none}
  .mobile-toggle{display:block}
  .nav-links.open{display:flex;flex-direction:column;position:absolute;top:var(--nav-height);left:0;right:0;background:var(--color-white);padding:var(--space-md);box-shadow:var(--shadow-lg);border-bottom:1px solid rgba(0,0,0,.06);gap:0}
  .nav-links.open a{width:100%;padding:.7rem var(--space-sm)}
  .nav-links .dropdown-menu{position:static;box-shadow:none;opacity:1;visibility:visible;transform:none;border:none;padding-left:var(--space-sm)}
}

/* ===== HERO ===== */
.hero{position:relative;min-height:85vh;display:flex;align-items:center;background:var(--color-dark);overflow:hidden}
.hero::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse at 30% 50%, rgba(198,144,58,.08) 0%, transparent 60%),radial-gradient(ellipse at 70% 20%, rgba(37,99,160,.06) 0%, transparent 50%)}
.hero-overlay{position:absolute;inset:0;background:linear-gradient(160deg,rgba(21,30,45,.92) 0%,rgba(21,30,45,.82) 50%,rgba(21,30,45,.9) 100%)}
/* Geometric pattern */
.hero-pattern{position:absolute;inset:0;opacity:.03;background-image:url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23FFFFFF' fill-opacity='1'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E")}
.hero-content{position:relative;z-index:2;color:var(--color-white);max-width:720px}
.hero-content h1{color:var(--color-white);font-size:clamp(2.4rem,5.5vw,3.8rem);margin-bottom:var(--space-sm);line-height:1.15}
.hero-content h1 span{color:var(--color-accent);position:relative;display:inline-block}
.hero-content p{font-size:1.15rem;opacity:.85;margin-bottom:var(--space-lg);line-height:1.8;max-width:540px}
.hero-btns{display:flex;gap:var(--space-sm);flex-wrap:wrap}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.25;transform:scale(1.05);animation:heroZoom 20s ease-in-out infinite alternate}
@keyframes heroZoom{from{transform:scale(1)}to{transform:scale(1.08)}}

/* ===== BUTTONS ===== */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.8rem 2rem;font-family:var(--font-body);font-size:.93rem;font-weight:600;border:none;border-radius:var(--radius-sm);cursor:pointer;transition:all var(--duration-normal) var(--ease-out);text-align:center;position:relative;overflow:hidden}
.btn::after{content:'';position:absolute;inset:0;background:transparent;transition:background var(--duration-normal) var(--ease-out)}
.btn:active{transform:translateY(0)}
.btn-primary{background:var(--color-accent);color:var(--color-white);box-shadow:0 4px 14px var(--color-accent-glow)}
.btn-primary:hover{background:var(--color-accent-light);color:var(--color-white);box-shadow:0 6px 20px rgba(198,144,58,.3);transform:translateY(-2px)}
.btn-primary:active{box-shadow:0 2px 8px var(--color-accent-glow)}
.btn-outline{background:transparent;color:var(--color-white);border:2px solid rgba(255,255,255,.5)}
.btn-outline:hover{background:var(--color-white);color:var(--color-dark);border-color:var(--color-white);transform:translateY(-2px);box-shadow:0 8px 24px rgba(0,0,0,.2)}
.btn-dark{background:var(--color-dark);color:var(--color-white);box-shadow:0 4px 14px rgba(0,0,0,.1)}
.btn-dark:hover{background:var(--color-accent);transform:translateY(-2px);box-shadow:0 6px 20px rgba(0,0,0,.15)}

.btn-icon-circle{display:inline-flex;align-items:center;justify-content:center;width:1.65em;height:1.65em;border-radius:50%;background:rgba(255,255,255,.2);transition:all .4s var(--ease-out);margin-left:.3em}
.btn:hover .btn-icon-circle{transform:translate(2px,-1px) scale(1.05);background:rgba(255,255,255,.3)}
.btn-dark .btn-icon-circle{background:rgba(255,255,255,.1)}
.btn-dark:hover .btn-icon-circle{background:rgba(255,255,255,.2)}
.btn-primary .btn-icon-circle{background:rgba(255,255,255,.25)}
.btn-primary:hover .btn-icon-circle{background:rgba(255,255,255,.4)}
.btn-outline .btn-icon-circle{background:rgba(255,255,255,.15)}
.btn-sm{padding:.5rem 1.2rem;font-size:.85rem}
.btn-lg{padding:1rem 2.5rem;font-size:1rem}

/* ===== CARDS ===== */
.card{display:flex;flex-direction:column;width:100%;background:var(--color-white);border-radius:var(--radius-md);overflow:hidden;box-shadow:var(--shadow-sm);border:1px solid rgba(0,0,0,.06);transition:all .5s var(--ease-out)}
.card::before{content:'';position:absolute;inset:-1px;border-radius:inherit;padding:1px;background:linear-gradient(135deg,rgba(255,255,255,.4) 0%,rgba(0,0,0,.04) 100%);-webkit-mask:linear-gradient(#fff 0 0) content-box,linear-gradient(#fff 0 0);mask:linear-gradient(#fff 0 0) content-box,linear-gradient(#fff 0 0);-webkit-mask-composite:xor;mask-composite:exclude;pointer-events:none;z-index:1;opacity:0;transition:opacity .5s var(--ease-out)}
.card:hover{transform:translateY(-6px);box-shadow:0 16px 48px rgba(0,0,0,.08),0 4px 12px rgba(0,0,0,.04);border-color:rgba(0,0,0,.1)}
.card:hover::before{opacity:1}
.card-img{width:100%;aspect-ratio:1/1;background:var(--color-light-gray);overflow:hidden;position:relative}
.card-img img{width:100%;height:100%;object-fit:cover;display:block;transition:transform var(--duration-slow) var(--ease-in-out)}
.card:hover .card-img img{transform:scale(1.08)}
.card-img::after{content:'';position:absolute;inset:0;background:linear-gradient(180deg,transparent 60%,rgba(0,0,0,.03) 100%);pointer-events:none}
.card-body{padding:var(--space-md);flex:1;display:flex;flex-direction:column}
.card-body h3{font-size:1.15rem;margin-bottom:.3rem}
.card-body p{color:var(--color-mid-gray);font-size:.9rem;line-height:1.6;margin-bottom:var(--space-sm);flex:1}
.card-body .btn{margin-top:auto;align-self:flex-start}

/* ===== STATS ===== */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--space-lg);text-align:center}
.stat-item{padding:var(--space-md)}
.stat-number{font-family:var(--font-heading);font-size:2.8rem;color:var(--color-accent);font-weight:700;line-height:1.1}
.stat-number .counter{display:inline-block}
.stat-label{color:var(--color-stone-gray);font-size:.9rem;margin-top:.4rem;font-weight:500;text-transform:uppercase;letter-spacing:.5px}
@media(max-width:768px){.stats{grid-template-columns:repeat(2,1fr)}.stat-number{font-size:2.2rem}}

/* ===== TRUST BAR ===== */
.trust-bar{display:flex;justify-content:center;align-items:center;gap:var(--space-xl);flex-wrap:wrap;padding:var(--space-md) 0}
.trust-bar img{height:50px;opacity:.5;filter:grayscale(1);transition:all var(--duration-normal) var(--ease-out)}
.trust-bar img:hover{opacity:1;filter:grayscale(0)}

/* ===== PAGE BANNER ===== */
.page-banner{background:var(--color-dark);color:var(--color-white);padding:var(--space-xl) 0;text-align:center;position:relative;overflow:hidden}
.page-banner::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse at 50% 100%,rgba(198,144,58,.08) 0%,transparent 60%)}
.page-banner h1{color:var(--color-white);margin-bottom:var(--space-xs);position:relative}
.page-banner h1 span{color:var(--color-accent)}
.page-banner p{opacity:.8;font-size:1.1rem;position:relative}

/* ===== BREADCRUMB ===== */
.breadcrumb{display:flex;justify-content:center;gap:.5rem;list-style:none;font-size:.85rem;color:rgba(255,255,255,.6);padding:var(--space-sm) 0 0;position:relative}
.breadcrumb a{color:rgba(255,255,255,.75);transition:color var(--duration-fast)}
.breadcrumb a:hover{color:var(--color-accent)}
.breadcrumb li:not(:last-child)::after{content:'/';margin-left:.5rem;color:rgba(255,255,255,.35)}

/* ===== CONTENT SECTION ===== */
.content-section{max-width:800px;margin:0 auto}
.content-section h2{font-size:1.6rem;margin-top:var(--space-lg);margin-bottom:var(--space-sm);padding-bottom:var(--space-xs);border-bottom:2px solid var(--color-light-gray)}
.content-section h3{font-size:1.3rem;margin-top:var(--space-md);margin-bottom:var(--space-xs)}
.content-section h4{font-size:1.1rem;margin-top:var(--space-sm);color:var(--color-mid-gray)}
.content-section p{margin-bottom:var(--space-sm);line-height:1.8}
.content-section ul,.content-section ol{margin:var(--space-sm) 0;padding-left:var(--space-md)}
.content-section li{margin-bottom:.4rem;line-height:1.7}
.content-section img{border-radius:var(--radius-md);margin:var(--space-md) 0;box-shadow:var(--shadow-md)}
.content-section blockquote{border-left:4px solid var(--color-accent);padding:var(--space-sm) var(--space-md);margin:var(--space-md) 0;background:var(--color-cream);border-radius:0 var(--radius-sm) var(--radius-sm) 0;font-style:italic;color:var(--color-mid-gray)}

/* ===== IMAGE GRID ===== */
.img-grid{display:flex;flex-wrap:wrap;justify-content:center;gap:var(--space-lg)}
.img-grid .card{animation:fadeInUp var(--duration-slow) var(--ease-out) both}
.img-grid-1 .card{width:100%;max-width:600px}
.img-grid-2 .card{width:calc(50% - var(--space-lg)/2);max-width:380px}
.img-grid-3 .card{width:calc(33.333% - var(--space-lg)*2/3);max-width:360px}
@media(max-width:768px){.img-grid-2 .card,.img-grid-3 .card{width:100%;max-width:600px}}
/* Stagger animation */
.img-grid .card:nth-child(1){animation-delay:0ms}
.img-grid .card:nth-child(2){animation-delay:60ms}
.img-grid .card:nth-child(3){animation-delay:120ms}
.img-grid .card:nth-child(4){animation-delay:180ms}
.img-grid .card:nth-child(5){animation-delay:240ms}
.img-grid .card:nth-child(6){animation-delay:300ms}
.img-grid .card:nth-child(7){animation-delay:360ms}
.img-grid .card:nth-child(8){animation-delay:420ms}
.img-grid .card:nth-child(9){animation-delay:480ms}
.img-grid .card:nth-child(10){animation-delay:540ms}
.img-grid .card:nth-child(11){animation-delay:600ms}
.img-grid .card:nth-child(12){animation-delay:660ms}
.img-grid .card:nth-child(n+13){animation-delay:720ms}

/* ===== INQUIRY FORM ===== */
.form-group{margin-bottom:var(--space-sm)}
.form-group label{display:block;font-weight:600;margin-bottom:.35rem;color:var(--color-dark);font-size:.9rem}
.form-group input,.form-group select,.form-group textarea{width:100%;padding:.75rem var(--space-sm);border:1.5px solid #E2DED8;border-radius:var(--radius-sm);font-family:var(--font-body);font-size:.93rem;transition:all var(--duration-fast) var(--ease-out);background:var(--color-white)}
.form-group input:hover,.form-group select:hover,.form-group textarea:hover{border-color:#C4BFB8}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{outline:none;border-color:var(--color-accent);box-shadow:0 0 0 3px var(--color-accent-glow)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:var(--space-sm)}
@media(max-width:768px){.form-row{grid-template-columns:1fr}}

/* ===== SPEC TABLES ===== */
.table-responsive{overflow-x:auto;margin:var(--space-lg) 0;border-radius:var(--radius-md);box-shadow:var(--shadow-md);border:1px solid rgba(0,0,0,.06)}
.table-responsive table{width:100%;border-collapse:collapse;font-size:.92rem;line-height:1.6}
.table-responsive thead th{background:linear-gradient(135deg,var(--color-dark) 0%,var(--color-dark-secondary) 100%);color:var(--color-white);padding:1rem 1.2rem;text-align:left;font-weight:600;font-size:.9rem;text-transform:uppercase;letter-spacing:.5px;border-bottom:2px solid var(--color-accent)}
.table-responsive thead th:first-child{border-radius:var(--radius-md) 0 0 0}
.table-responsive thead th:last-child{border-radius:0 var(--radius-md) 0 0}
.table-responsive tbody td{padding:.9rem 1.2rem;border-bottom:1px solid #EBE7E1;color:var(--color-charcoal);vertical-align:top}
.table-responsive tbody tr:last-child td{border-bottom:none}
.table-responsive tbody tr:nth-child(even){background:#FAF8F5}
.table-responsive tbody tr:hover{background:#F3EFEA;transition:background var(--duration-fast) var(--ease-out)}
.table-responsive td:first-child{font-weight:600;color:var(--color-dark);white-space:nowrap}
.table-responsive td[colspan]{font-weight:400;color:var(--color-charcoal);white-space:normal}
@media(max-width:768px){
  .table-responsive thead th{padding:.7rem .8rem;font-size:.8rem}
  .table-responsive tbody td{padding:.6rem .8rem;font-size:.85rem}
}

/* ===== FOOTER ===== */
.footer{background:var(--color-dark);color:var(--color-white);padding:var(--space-2xl) 0 var(--space-md)}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:var(--space-xl)}
.footer h4{color:var(--color-white);font-family:var(--font-body);font-size:.9rem;margin-bottom:var(--space-sm);text-transform:uppercase;letter-spacing:.8px;font-weight:600;opacity:.8}
.footer a{color:var(--color-stone-gray);font-size:.88rem;display:block;margin-bottom:.4rem;transition:all var(--duration-fast) var(--ease-out)}
.footer a:hover{color:var(--color-accent);transform:translateX(3px)}
.footer-brand p{color:var(--color-stone-gray);font-size:.88rem;margin-top:var(--space-xs);line-height:1.7}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08);margin-top:var(--space-xl);padding-top:var(--space-md);text-align:center;color:var(--color-stone-gray);font-size:.82rem}
@media(max-width:768px){.footer-grid{grid-template-columns:1fr 1fr;gap:var(--space-lg)}}

/* ===== FAQ ===== */
.faq-item{border-bottom:1px solid #E5E3DE;padding:var(--space-sm) 0}
.faq-q{font-weight:700;font-size:1.05rem;color:var(--color-dark);cursor:pointer;padding:var(--space-xs) 0;transition:color var(--duration-fast)}
.faq-q:hover{color:var(--color-accent)}
.faq-a{margin-top:var(--space-xs);color:var(--color-mid-gray);line-height:1.7}

/* ===== PLACEHOLDER BANNER ===== */
.placeholder-banner{background:#FFF8E7;border:1px solid #F0D78C;border-radius:var(--radius-sm);padding:var(--space-sm) var(--space-md);margin:var(--space-md) 0;font-size:.9rem}
.placeholder-banner strong{color:#8B6914}
.placeholder-banner code{background:#FFEAA7;padding:2px 6px;border-radius:3px;font-size:.85rem}

/* ===== SCHEMA (hidden) ===== */
.schema-data{display:none}

/* ===== ANIMATIONS ===== */
@keyframes fadeInUp{from{opacity:0;transform:translateY(24px)}to{opacity:1;transform:translateY(0)}}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
@keyframes scaleIn{from{opacity:0;transform:scale(.95)}to{opacity:1;transform:scale(1)}}
@keyframes shimmer{0%{background-position:-200% 0}100%{background-position:200% 0}}
@keyframes pulse-ring{0%{box-shadow:0 0 0 0 rgba(198,144,58,.4)}70%{box-shadow:0 0 0 12px rgba(198,144,58,0)}100%{box-shadow:0 0 0 0 rgba(198,144,58,0)}}

.animate-fade-in{animation:fadeIn var(--duration-slow) var(--ease-out) both}
.animate-fade-in-up{animation:fadeInUp var(--duration-slow) var(--ease-out) both}
.animate-scale-in{animation:scaleIn var(--duration-normal) var(--ease-out) both}

/* Stagger children */
.stagger-children > *{animation:fadeInUp var(--duration-slow) var(--ease-out) both}
.stagger-children > *:nth-child(1){animation-delay:0ms}
.stagger-children > *:nth-child(2){animation-delay:80ms}
.stagger-children > *:nth-child(3){animation-delay:160ms}
.stagger-children > *:nth-child(4){animation-delay:240ms}
.stagger-children > *:nth-child(5){animation-delay:320ms}
.stagger-children > *:nth-child(6){animation-delay:400ms}
.stagger-children > *:nth-child(7){animation-delay:480ms}
.stagger-children > *:nth-child(8){animation-delay:560ms}

/* Shimmer loading placeholder */
.shimmer{background:linear-gradient(90deg,var(--color-light-gray) 25%,#E8E5E0 50%,var(--color-light-gray) 75%);background-size:200% 100%;animation:shimmer 1.5s infinite}

/* ===== ACCESSIBILITY ===== */
:focus-visible{outline:2px solid var(--color-accent);outline-offset:2px;border-radius:2px}
.skip-link{position:absolute;top:-100%;left:var(--space-sm);background:var(--color-accent);color:var(--color-white);padding:.5rem var(--space-sm);z-index:9999;border-radius:0 0 var(--radius-sm) var(--radius-sm);font-size:.85rem;font-weight:600}
.skip-link:focus{top:0}

/* Reduced motion */
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}
  html{scroll-behavior:auto}
  .hero-bg{animation:none}
}

/* ===== RESPONSIVE ===== */
@media(max-width:768px){
  :root{--space-2xl:3rem;--space-xl:2rem;--space-lg:1.5rem}
  .hero{min-height:65vh}
  .hero-content h1{font-size:clamp(1.8rem,7vw,2.4rem)}
  .hero-content p{font-size:1rem}
  .nav-lang{display:none}
  .section-title h2{font-size:1.5rem}
}

/* ===== TAGS & BADGES ===== */
.tag{display:inline-flex;align-items:center;gap:.3rem;padding:.25rem .7rem;border-radius:999px;font-size:.78rem;font-weight:600;white-space:nowrap;line-height:1.4}
.tag-accent{background:var(--color-accent);color:var(--color-white)}
.tag-outline{border:1.5px solid var(--color-accent);color:var(--color-accent)}
.tag-dark{background:var(--color-dark);color:var(--color-white)}
.tag-cream{background:var(--color-cream);color:var(--color-dark)}
.tag-success{background:var(--color-success);color:var(--color-white)}
.tag-sm{padding:.15rem .5rem;font-size:.7rem}
.tag-lg{padding:.35rem 1rem;font-size:.85rem}
.tag i{font-size:.7em}

.badge{display:inline-flex;align-items:center;gap:.35rem;padding:.3rem .8rem;border-radius:var(--radius-sm);font-size:.8rem;font-weight:600;letter-spacing:.3px}
.badge-accent{background:var(--color-accent-glow);color:var(--color-accent)}
.badge-dark{background:rgba(21,30,45,.08);color:var(--color-dark)}
.badge-white{background:rgba(255,255,255,.15);color:var(--color-white);backdrop-filter:blur(4px)}

.hero-badge{display:inline-flex;align-items:center;gap:.4rem;padding:.35rem 1rem;border-radius:999px;font-size:.82rem;font-weight:600;margin-bottom:var(--space-sm);border:1px solid rgba(255,255,255,.2)}
.hero-badge i{color:var(--color-accent)}
.hero-badge.light{background:rgba(255,255,255,.1);color:rgba(255,255,255,.9)}
.hero-badge.dark{background:rgba(0,0,0,.15);color:var(--color-white)}

/* ===== SCROLL REVEAL ===== */
.reveal{transition:opacity .6s var(--ease-out),transform .6s var(--ease-out)}
.reveal.revealed{opacity:1;transform:none}
.reveal-up{transform:translateY(30px)}
.reveal-left{transform:translateX(-30px)}
.reveal-right{transform:translateX(30px)}
.reveal-scale{transform:scale(.95)}
/* Hide only after JS confirms support (class added by JS) */
.js-ready .reveal:not(.revealed){opacity:0}
.js-ready .reveal-up:not(.revealed){transform:translateY(30px)}
.js-ready .reveal-left:not(.revealed){transform:translateX(-30px)}
.js-ready .reveal-right:not(.revealed){transform:translateX(30px)}
.js-ready .reveal-scale:not(.revealed){transform:scale(.95)}

.reveal-stagger > *{transition:opacity .5s var(--ease-out),transform .5s var(--ease-out)}
.js-ready .reveal-stagger:not(.revealed) > *{opacity:0;transform:translateY(24px)}
.reveal-stagger.revealed > *:nth-child(1){transition-delay:0ms;opacity:1;transform:none}
.reveal-stagger.revealed > *:nth-child(2){transition-delay:60ms;opacity:1;transform:none}
.reveal-stagger.revealed > *:nth-child(3){transition-delay:120ms;opacity:1;transform:none}
.reveal-stagger.revealed > *:nth-child(4){transition-delay:180ms;opacity:1;transform:none}
.reveal-stagger.revealed > *:nth-child(5){transition-delay:240ms;opacity:1;transform:none}
.reveal-stagger.revealed > *:nth-child(6){transition-delay:300ms;opacity:1;transform:none}
.reveal-stagger.revealed > *:nth-child(7){transition-delay:360ms;opacity:1;transform:none}
.reveal-stagger.revealed > *:nth-child(8){transition-delay:420ms;opacity:1;transform:none}
.reveal-stagger.revealed > *:nth-child(9){transition-delay:480ms;opacity:1;transform:none}
.reveal-stagger.revealed > *:nth-child(10){transition-delay:540ms;opacity:1;transform:none}
.reveal-stagger.revealed > *:nth-child(n+11){transition-delay:600ms;opacity:1;transform:none}

/* ===== BACK TO TOP ===== */
.back-to-top{position:fixed;bottom:2rem;right:2rem;z-index:999;width:44px;height:44px;border-radius:50%;background:var(--color-dark);color:var(--color-white);border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:1.1rem;box-shadow:var(--shadow-lg);opacity:0;visibility:hidden;transform:translateY(12px);transition:all var(--duration-normal) var(--ease-out)}
.back-to-top.visible{opacity:1;visibility:visible;transform:translateY(0)}
.back-to-top:hover{background:var(--color-accent);transform:translateY(-3px);box-shadow:var(--shadow-xl)}

/* ===== LINK UNDERLINE ANIMATION ===== */
.link-underline{position:relative;text-decoration:none}
.link-underline::after{content:'';position:absolute;bottom:-2px;left:50%;width:0;height:2px;background:var(--color-accent);transition:all var(--duration-normal) var(--ease-out);transform:translateX(-50%)}
.link-underline:hover::after{width:100%}
a.link-underline:hover{color:var(--color-accent)}

/* ===== CARD WITH ICON & IMAGE ===== */
.card-icon{width:48px;height:48px;border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;font-size:1.3rem;margin-bottom:var(--space-sm);background:var(--color-accent-glow);color:var(--color-accent)}
.card-img-top{width:100%;aspect-ratio:16/10;background:var(--color-light-gray);overflow:hidden;border-radius:var(--radius-md) var(--radius-md) 0 0}
.card-img-top img{width:100%;height:100%;object-fit:cover;transition:transform var(--duration-slow) var(--ease-in-out)}
.card:hover .card-img-top img{transform:scale(1.05)}

/* ===== STATS WITH ICONS ===== */
.stats .stat-item i{font-size:1.8rem;color:var(--color-accent);margin-bottom:var(--space-xs);display:block}
.bg-accent .stats .stat-item i{color:rgba(255,255,255,.9)}

/* ===== FOOTER ICONS ===== */
.footer-brand i,.footer i{width:18px;text-align:center;margin-right:4px;opacity:.7}

/* ===== KB CARD LIST ===== */
.kb-card-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(340px,1fr));gap:var(--space-lg)}
.kb-card{background:var(--color-white);border:1px solid rgba(0,0,0,.06);border-radius:var(--radius-md);overflow:hidden;transition:all var(--duration-normal) var(--ease-out);box-shadow:var(--shadow-sm)}
.kb-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:rgba(0,0,0,.1)}
.kb-card-img{width:100%;aspect-ratio:2/1;background:var(--color-light-gray);overflow:hidden;position:relative}
.kb-card-img img{width:100%;height:100%;object-fit:cover;transition:transform var(--duration-slow) var(--ease-in-out)}
.kb-card:hover .kb-card-img img{transform:scale(1.05)}
.kb-card-body{padding:var(--space-md)}
.kb-card-body h3{font-size:1.05rem;margin-bottom:.3rem;line-height:1.3}
.kb-card-body p{color:var(--color-mid-gray);font-size:.88rem;margin-bottom:var(--space-sm);line-height:1.6}
.kb-card-tags{display:flex;flex-wrap:wrap;gap:.35rem;margin-bottom:var(--space-sm)}
@media(max-width:768px){.kb-card-grid{grid-template-columns:1fr}}

/* ===== PRINT ===== */
@media print{.nav,.footer,.hero-bg,.back-to-top{display:none}}