/*
Theme Name: YOUFU Food
Theme URI: https://youfufood.com
Author: YOUFU Food Team
Description: YOUFU Food - BRC Grade B+ Certified Candy Manufacturer. Scrollytelling website with video transitions.
Version: 1.0.0
Text Domain: youfu-food
*/

/* YOUFU Food — Scrollytelling Website */
:root {
  --white: #fff; --bg: #FAF8F5; --bg-warm: #F0EDE8;
  --text: #1A1A1A; --text-muted: #6B6560;
  --accent: #7C5CFC; --accent-dark: #5B3FD9; --accent-light: #A78BFA;
  --cream: #E8DED0; --card-bg: #FAFAF8; --border: #E0D8CE;
  --shadow-sm: 0 2px 8px rgba(0,0,0,.06);
  --shadow-md: 0 8px 30px rgba(0,0,0,.08);
  --shadow-lg: 0 16px 50px rgba(0,0,0,.10);
  --radius: 14px; --radius-lg: 20px;
  --tr: .4s cubic-bezier(.25,.46,.45,.94);
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-font-smoothing:antialiased}
body{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI','Helvetica Neue',Arial,sans-serif;color:var(--text);background:var(--bg);line-height:1.6;overflow-x:hidden}
img,video{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{list-style:none}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}

/* ===== NAV ===== */
.nav{position:fixed;top:0;left:0;width:100%;z-index:1000;background:transparent;transition:background var(--tr),box-shadow var(--tr)}
.nav.scrolled{background:rgba(250,248,245,.95);box-shadow:0 1px 12px rgba(0,0,0,.06)}
.nav .container{display:flex;align-items:center;justify-content:space-between;height:64px}
.nav-logo{font-size:1.5rem;font-weight:800;letter-spacing:.04em}
.nav-links{display:flex;align-items:center;gap:32px}
.nav-links a{font-size:.9rem;font-weight:500;color:var(--text-muted);transition:color var(--tr)}
.nav-links a:hover{color:var(--text)}
.nav-cta{background:var(--accent)!important;color:var(--white)!important;padding:8px 20px;border-radius:100px;font-weight:600!important}
.nav-cta:hover{background:var(--accent-dark)!important}
.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:4px}
.nav-toggle span{width:22px;height:2px;background:var(--text);border-radius:2px;transition:var(--tr)}

/* ===== SCROLL HERO — SNAP SECTIONS ===== */
.scroll-hero{
  position:relative;
  height:400vh;
}
.sticky-stage{
  position:sticky;
  top:0;
  width:100%;
  height:100vh;
  overflow:hidden;
  background:#F5F0EB;
  z-index:1;
}
.snap-section{
  height:100vh;
  position:relative;
  z-index:2;
  pointer-events:none;
}
.stage-poster{
  position:absolute;
  top:0;left:0;
  width:100%;height:100%;
  object-fit:cover;
  z-index:1;
  transition:opacity .6s ease;
}
.stage-poster.hidden{opacity:0}
.stage-video{
  position:absolute;
  top:0;left:0;
  width:100%;height:100%;
  object-fit:cover;
  z-index:2;
  will-change:transform;
  transform:translateZ(0);
}

/* Zoom layer — wrapper for scale transform */
.zoom-layer{
  position:absolute;
  top:0;left:0;
  width:100%;height:100%;
  z-index:3;
  pointer-events:none;
  transform:scale(1);
  transform-origin:center center;
  transition:transform .15s ease-out;
  will-change:transform;
  transform:translateZ(0);
}

/* ===== HERO TEXT — MOCHI STYLE (No Mask) ===== */
.hero-text{
  position:absolute;
  z-index:10;
  pointer-events:none;
  opacity:0;
  transition:opacity .4s ease,transform .6s cubic-bezier(.22,1,.36,1);
  max-width:520px;
  padding:0;
  will-change:opacity,transform;
  transform:translateZ(0);
}
.hero-text.show{opacity:1;pointer-events:auto}

/* Positions — text clearly separated from subject, no overlap */
.pos-left{top:50%;left:6%;transform:translateY(-50%) translateX(-50px);text-align:left}
.pos-left.show{transform:translateY(-50%) translateX(0)}

.pos-right{top:50%;right:6%;transform:translateY(-50%) translateX(50px);text-align:right}
.pos-right.show{transform:translateY(-50%) translateX(0)}

.pos-bottom-left{bottom:10%;left:6%;transform:translateX(0) translateY(40px);text-align:left}
.pos-bottom-left.show{transform:translateX(0) translateY(0)}

.pos-bottom-right{bottom:10%;right:6%;transform:translateX(0) translateY(40px);text-align:right}
.pos-bottom-right.show{transform:translateX(0) translateY(0)}

.pos-top-right{top:12%;right:6%;transform:translateX(0) translateY(-40px);text-align:right}
.pos-top-right.show{transform:translateX(0) translateY(0)}

/* Text typography — Mochi bold rounded style */
.ht-tag{
  display:inline-block;font-size:2rem;font-weight:800;
  text-transform:uppercase;letter-spacing:.08em;color:var(--accent-light);
  margin-bottom:20px;padding:0;
  background:none;border-radius:0;
  text-shadow:0 2px 12px rgba(0,0,0,.2);
}
.hero-text h2{
  font-size:7rem;font-weight:900;
  line-height:.9;margin-bottom:20px;color:#fff;
  text-shadow:0 4px 30px rgba(0,0,0,.4),0 1px 3px rgba(0,0,0,.3);
  letter-spacing:-.03em;
  font-style:italic;
}
.hero-text p{
  font-size:1.2rem;font-weight:600;line-height:1.5;
  color:rgba(255,255,255,.95);
  text-shadow:0 2px 10px rgba(0,0,0,.5);
}

/* Hero stats — Mochi data display, spread out */
.hero-stats{display:flex;gap:48px;margin-top:28px}
.hero-stat{text-align:left}
.hero-stat-value{font-size:3rem;font-weight:900;color:#fff;text-shadow:0 3px 16px rgba(0,0,0,.4);line-height:1}
.hero-stat-label{font-size:.8rem;font-weight:600;color:rgba(255,255,255,.8);text-transform:uppercase;letter-spacing:.12em;margin-top:6px}

/* Hero CTA button */
.btn-hero{
  display:inline-flex;align-items:center;gap:10px;
  padding:16px 36px;background:var(--accent);color:#fff;
  border:none;border-radius:100px;font-size:1rem;font-weight:700;
  cursor:pointer;transition:all .3s ease;
  box-shadow:0 6px 28px rgba(124,92,252,.5);margin-top:28px;
  font-family:inherit;pointer-events:auto;
}
.btn-hero:hover{background:var(--accent-dark);transform:translateY(-2px);box-shadow:0 8px 32px rgba(124,92,252,.6)}

/* Scroll hint */
.scroll-hint{
  position:absolute;bottom:40px;left:50%;transform:translateX(-50%);z-index:20;
  display:flex;flex-direction:column;align-items:center;gap:8px;
  transition:opacity .4s ease;pointer-events:none;
}
.scroll-hint.hidden{opacity:0}
.scroll-hint span{font-size:.7rem;font-weight:500;letter-spacing:.1em;text-transform:uppercase;color:rgba(255,255,255,.8);text-shadow:0 1px 4px rgba(0,0,0,.3)}
.scroll-arrow{width:1px;height:32px;background:rgba(255,255,255,.5);position:relative;overflow:hidden}
.scroll-arrow::after{content:'';position:absolute;top:-100%;left:0;width:100%;height:100%;background:#fff;animation:scrollPulse 1.8s ease-in-out infinite}
@keyframes scrollPulse{0%{top:-100%}50%{top:100%}100%{top:100%}}

/* ===== TRUST BAR ===== */
.trust-bar{position:relative;z-index:5;background:var(--white);border-bottom:1px solid var(--border);padding:18px 0}
.trust-bar .container{display:flex;align-items:center;justify-content:center;gap:32px;flex-wrap:wrap}
.trust-badge{display:flex;align-items:center;gap:6px;font-size:.8rem;font-weight:600;color:var(--text-muted);white-space:nowrap}
.badge-icon{color:var(--accent);font-size:.9rem}

/* ===== SECTIONS ===== */
.section{padding:100px 0;position:relative;z-index:5}
.section-header{text-align:center;max-width:640px;margin:0 auto 60px}
.eyebrow{display:inline-block;font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.14em;color:var(--accent);margin-bottom:12px}
.section-header h2{font-size:2.2rem;font-weight:800;line-height:1.15;margin-bottom:14px}
.section-header p{font-size:1.05rem;color:var(--text-muted);line-height:1.6}

/* ===== PRODUCTS ===== */
.products-section{background:var(--bg)}
.category-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.category-card{display:flex;flex-direction:column;background:var(--card-bg);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-sm);transition:transform var(--tr),box-shadow var(--tr);cursor:pointer}
.category-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.card-img{width:100%;aspect-ratio:4/3;overflow:hidden;background:var(--bg-warm)}
.card-img img{width:100%;height:100%;object-fit:cover;transition:transform .6s ease}
.category-card:hover .card-img img{transform:scale(1.05)}
.card-body{padding:24px}
.card-tag{font-size:.68rem;font-weight:700;text-transform:uppercase;letter-spacing:.1em;color:var(--accent);margin-bottom:8px}
.card-body h3{font-size:1.2rem;font-weight:700;margin-bottom:8px}
.card-body p{font-size:.88rem;color:var(--text-muted);line-height:1.55}

/* ===== PROCESS ===== */
.process-section{background:var(--white)}
.process-steps{display:grid;grid-template-columns:repeat(5,1fr);gap:24px;position:relative}
.process-steps::before{content:'';position:absolute;top:32px;left:10%;right:10%;height:2px;background:var(--border);z-index:0}
.process-step{text-align:center;position:relative;z-index:1}
.step-number{width:56px;height:56px;border-radius:50%;background:var(--accent);color:var(--white);font-size:1.2rem;font-weight:800;display:flex;align-items:center;justify-content:center;margin:0 auto 16px;box-shadow:0 4px 14px rgba(91,140,90,.3)}
.process-step h4{font-size:.95rem;font-weight:700;margin-bottom:6px}
.process-step p{font-size:.82rem;color:var(--text-muted);line-height:1.5}

/* ===== FACTORY ===== */
.factory-section{background:var(--bg)}
.factory-video-wrapper{position:relative;width:100%;aspect-ratio:16/9;border-radius:var(--radius-lg);overflow:hidden;background:#000;margin-bottom:40px;cursor:pointer}
.factory-poster{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:1;transition:opacity .6s ease}
.factory-poster.hidden{opacity:0}
.factory-video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:2}
.factory-video-overlay{position:absolute;bottom:0;left:0;right:0;padding:16px 24px;background:linear-gradient(transparent,rgba(0,0,0,.5));z-index:3}
.factory-video-overlay span{font-size:.78rem;font-weight:500;color:rgba(255,255,255,.85)}
.play-btn{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);z-index:4;width:72px;height:72px;border-radius:50%;background:rgba(255,255,255,.9);border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:transform var(--tr);box-shadow:var(--shadow-md)}
.play-btn::after{content:'';width:0;height:0;border-style:solid;border-width:12px 0 12px 22px;border-color:transparent transparent transparent var(--accent);margin-left:4px}
.play-btn:hover{transform:translate(-50%,-50%) scale(1.1)}
.factory-video-wrapper.playing .play-btn{display:none}
.factory-stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;max-width:900px;margin:0 auto}
.factory-stat{text-align:center;padding:24px 16px;background:var(--white);border-radius:var(--radius);box-shadow:var(--shadow-sm)}
.stat-value{font-size:2rem;font-weight:800;color:var(--accent);line-height:1;margin-bottom:6px}
.stat-desc{font-size:.82rem;color:var(--text-muted)}

/* ===== CERTS ===== */
.certs-section{background:var(--white)}
.certs-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:20px}
.cert-card{text-align:center;padding:32px 16px;background:var(--card-bg);border-radius:var(--radius);border:1px solid var(--border);transition:transform var(--tr),box-shadow var(--tr)}
.cert-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.cert-icon{font-size:2.2rem;margin-bottom:12px}
.cert-card h4{font-size:.92rem;font-weight:700;margin-bottom:4px}
.cert-card p{font-size:.78rem;color:var(--text-muted)}

/* ===== CTA ===== */
.cta-section{background:var(--text);color:var(--white)}
.cta-section .container{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:start}
.cta-content h2{font-size:2rem;font-weight:800;margin-bottom:14px;line-height:1.2}
.cta-content p{font-size:1rem;color:rgba(255,255,255,.7);line-height:1.6;margin-bottom:28px}
.cta-info{display:flex;flex-direction:column;gap:16px}
.cta-info-item{display:flex;align-items:flex-start;gap:12px;font-size:.88rem;color:rgba(255,255,255,.75)}
.cta-icon{font-size:1.1rem;margin-top:2px}
.cta-info-item strong{display:block;color:var(--white);font-size:.78rem;text-transform:uppercase;letter-spacing:.06em;margin-bottom:2px}
.cta-form{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);border-radius:var(--radius-lg);padding:32px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:16px}
.form-group{display:flex;flex-direction:column;margin-bottom:16px}
.form-group label{font-size:.78rem;font-weight:600;color:rgba(255,255,255,.7);margin-bottom:6px}
.form-group input,.form-group select,.form-group textarea{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.15);border-radius:8px;padding:10px 14px;font-size:.9rem;color:var(--white);font-family:inherit;transition:border-color var(--tr)}
.form-group input::placeholder,.form-group textarea::placeholder{color:rgba(255,255,255,.35)}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{outline:none;border-color:var(--accent-light)}
.form-group textarea{min-height:100px;resize:vertical}
.form-group select{appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='rgba(255,255,255,0.5)' stroke-width='1.5' fill='none'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 14px center;padding-right:36px}
.form-group select option{background:var(--text);color:var(--white)}
.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 28px;border-radius:100px;font-size:.9rem;font-weight:600;border:none;cursor:pointer;transition:all var(--tr);font-family:inherit}
.btn-primary{background:var(--accent);color:var(--white)}
.btn-primary:hover{background:var(--accent-dark);transform:translateY(-1px)}

/* ===== FOOTER ===== */
.footer{background:#1A1714;color:rgba(255,255,255,.6);padding:60px 0 0;position:relative;z-index:5}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.08)}
.footer-brand h3{font-size:1.3rem;font-weight:800;color:var(--white);margin-bottom:12px}
.footer-brand p{font-size:.85rem;line-height:1.6}
.footer-col h4{font-size:.82rem;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:rgba(255,255,255,.4);margin-bottom:16px}
.footer-col li{margin-bottom:10px}
.footer-col a{font-size:.88rem;color:rgba(255,255,255,.6);transition:color var(--tr)}
.footer-col a:hover{color:var(--white)}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;padding:20px 0;font-size:.78rem;color:rgba(255,255,255,.35)}

/* ===== WHATSAPP FLOAT ===== */
.whatsapp-float{
  position:fixed;bottom:24px;right:24px;z-index:1500;
  width:60px;height:60px;border-radius:50%;
  background:#25D366;color:#fff;display:flex;
  align-items:center;justify-content:center;
  box-shadow:0 4px 20px rgba(37,211,102,.4);
  cursor:pointer;transition:all .3s ease;
  text-decoration:none;
}
.whatsapp-float:hover{transform:scale(1.1);box-shadow:0 6px 28px rgba(37,211,102,.5)}
.whatsapp-float svg{width:32px;height:32px;fill:#fff}

/* ===== ANIMATIONS ===== */
[data-animate]{opacity:0;transform:translateX(-40px);transition:opacity .7s ease,transform .7s ease}
[data-animate].revealed{opacity:1;transform:translateX(0)}
.category-grid [data-animate]:nth-child(even),.process-steps [data-animate]:nth-child(even),.certs-grid [data-animate]:nth-child(even){transform:translateX(40px)}
.category-grid [data-animate]:nth-child(even).revealed,.process-steps [data-animate]:nth-child(even).revealed,.certs-grid [data-animate]:nth-child(even).revealed{transform:translateX(0)}
.category-card[data-animate]:nth-child(1){transition-delay:0s}.category-card[data-animate]:nth-child(2){transition-delay:.12s}.category-card[data-animate]:nth-child(3){transition-delay:.24s}
.process-step[data-animate]:nth-child(1){transition-delay:0s}.process-step[data-animate]:nth-child(2){transition-delay:.08s}.process-step[data-animate]:nth-child(3){transition-delay:.16s}.process-step[data-animate]:nth-child(4){transition-delay:.24s}.process-step[data-animate]:nth-child(5){transition-delay:.32s}
.cert-card[data-animate]:nth-child(1){transition-delay:0s}.cert-card[data-animate]:nth-child(2){transition-delay:.08s}.cert-card[data-animate]:nth-child(3){transition-delay:.16s}.cert-card[data-animate]:nth-child(4){transition-delay:.24s}.cert-card[data-animate]:nth-child(5){transition-delay:.32s}

/* ===== RESPONSIVE ===== */
@media(max-width:900px){
  .category-grid{grid-template-columns:1fr 1fr}
  .process-steps{grid-template-columns:repeat(3,1fr)}.process-steps::before{display:none}
  .certs-grid{grid-template-columns:repeat(3,1fr)}
  .factory-stats-grid{grid-template-columns:repeat(2,1fr)}
  .cta-section .container{grid-template-columns:1fr;gap:40px}
  .footer-grid{grid-template-columns:1fr 1fr}
  .hero-text{max-width:400px}
  .ht-tag{font-size:1.5rem}
  .hero-text h2{font-size:4.5rem}
  .hero-stats{gap:32px}
  .hero-stat-value{font-size:2.5rem}
}
@media(max-width:768px){
  .nav-links{position:fixed;top:64px;left:0;right:0;background:rgba(250,248,245,.97);flex-direction:column;padding:24px;gap:20px;transform:translateY(-120%);transition:transform var(--tr);box-shadow:var(--shadow-md)}
  .nav-links.mobile-open{transform:translateY(0)}
  .nav-toggle{display:flex}
  .category-grid{grid-template-columns:1fr}
  .process-steps{grid-template-columns:1fr 1fr}
  .certs-grid{grid-template-columns:repeat(2,1fr)}
  .form-row{grid-template-columns:1fr}
  .hero-text{max-width:calc(100% - 48px);left:24px!important;right:24px!important;top:auto!important;bottom:80px!important;transform:translateX(0) translateY(20px)!important;text-align:left!important}
  .hero-text.show{transform:translateX(0) translateY(0)!important}
  .ht-tag{font-size:1.2rem}
  .hero-text h2{font-size:3.5rem}
  .hero-stats{gap:20px;margin-top:16px}
  .hero-stat-value{font-size:2rem}
}
@media(max-width:480px){
  .section{padding:60px 0}
  .section-header h2{font-size:1.6rem}
  .process-steps{grid-template-columns:1fr}
  .certs-grid{grid-template-columns:1fr}
  .factory-stats-grid{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;gap:8px;text-align:center}
  .ht-tag{font-size:1rem}
  .hero-text h2{font-size:2.5rem}
  .hero-stats{flex-direction:column;gap:12px}
  .hero-stat-value{font-size:1.3rem}
  .cta-content h2{font-size:1.5rem}
}