/*
Theme Name: GoHa Coffee
Theme URI: https://gohacoffee.vn
Description: GoHa Coffee - Premium Coffee Brand | GoldenRobusta-inspired v5.0
Author: GoHa Team
Version: 5.0
Requires at least: 6.0
Tested up to: 6.5
Requires PHP: 7.4
License: GNU General Public License v2 or later
Text Domain: goha-coffee
*/

/* ============================================
   RESET & BASE
   ============================================ */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;font-size:16px;overflow-x:hidden}
body{font-family:'Inter',sans-serif;color:#1a1a1a;background:#fff;line-height:1.6;overflow-x:hidden}
a{text-decoration:none;color:inherit;transition:all .3s ease}
ul,ol{list-style:none}
img{max-width:100%;height:auto;display:block}
button{cursor:pointer;border:none;background:none;font-family:inherit}

/* ============================================
   CSS VARIABLES (GoldenRobusta palette)
   ============================================ */
:root{
  --green-dark:#1B4D2E;
  --green:#2D7A4F;
  --green-light:#40916C;
  --green-accent:#52B788;
  --gold:#D4A03C;
  --gold-rich:#E4A139;
  --gold-light:#E8C068;
  --gold-bg:linear-gradient(180deg,#D4A03C 0%,#C4922E 100%);
  --cream:#FFF8F0;
  --dark:#1A1A1A;
  --white:#FFFFFF;
  --gray:#777;
  --font-heading:'Playfair Display',serif;
  --font-body:'Inter',sans-serif;
  --transition:all .4s cubic-bezier(.25,.46,.45,.94);
  --transition-fast:all .2s ease;
  --shadow:0 8px 30px rgba(0,0,0,.12);
  --shadow-gold:0 8px 30px rgba(212,160,60,.25);
  --shadow-green:0 8px 30px rgba(27,77,46,.3);
  /* SVG LEAF — left border */
  --leaf-left:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 220 1200'%3E%3C!-- main vine --%3E%3Cpath d='M20 0 C60 200 -10 350 40 550 C80 700 10 850 50 1050 C70 1130 30 1180 20 1200' fill='none' stroke='%2352B788' stroke-width='1' opacity='.4'/%3E%3C!-- leaves left --%3E%3Cellipse cx='45' cy='120' rx='28' ry='52' fill='%2352B78818' transform='rotate(-40 45 120)'/%3E%3Cellipse cx='25' cy='280' rx='22' ry='44' fill='%2340916C14' transform='rotate(25 25 280)'/%3E%3Cellipse cx='55' cy='450' rx='32' ry='58' fill='%2352B78812' transform='rotate(-50 55 450)'/%3E%3Cellipse cx='30' cy='620' rx='20' ry='40' fill='%2340916C10' transform='rotate(20 30 620)'/%3E%3Cellipse cx='60' cy='800' rx='26' ry='50' fill='%2352B78815' transform='rotate(-35 60 800)'/%3E%3Cellipse cx='35' cy='970' rx='24' ry='46' fill='%2340916C12' transform='rotate(30 35 970)'/%3E%3C!-- gold dots --%3E%3Ccircle cx='15' cy='200' r='3.5' fill='%23D4A03C35'/%3E%3Ccircle cx='70' cy='380' r='2.5' fill='%23E8C06830'/%3E%3Ccircle cx='20' cy='560' r='3' fill='%23D4A03C28'/%3E%3Ccircle cx='65' cy='740' r='2' fill='%23E8C06825'/%3E%3Ccircle cx='18' cy='900' r='3' fill='%23D4A03C30'/%3E%3C!-- small branch lines --%3E%3Cpath d='M30 150 Q70 130 90 110' fill='none' stroke='%2352B78830' stroke-width='1'/%3E%3Cpath d='M35 490 Q80 470 100 455' fill='none' stroke='%2352B78825' stroke-width='1'/%3E%3Cpath d='M40 850 Q85 830 105 815' fill='none' stroke='%2352B78820' stroke-width='1'/%3E%3C/svg%3E");
  /* SVG LEAF — right border */
  --leaf-right:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 220 1200'%3E%3Cpath d='M200 0 C160 200 230 350 180 550 C140 700 210 850 170 1050 C150 1130 190 1180 200 1200' fill='none' stroke='%2352B788' stroke-width='1' opacity='.4'/%3E%3Cellipse cx='175' cy='120' rx='28' ry='52' fill='%2352B78818' transform='rotate(40 175 120)'/%3E%3Cellipse cx='195' cy='280' rx='22' ry='44' fill='%2340916C14' transform='rotate(-25 195 280)'/%3E%3Cellipse cx='165' cy='450' rx='32' ry='58' fill='%2352B78812' transform='rotate(50 165 450)'/%3E%3Cellipse cx='190' cy='620' rx='20' ry='40' fill='%2340916C10' transform='rotate(-20 190 620)'/%3E%3Cellipse cx='160' cy='800' rx='26' ry='50' fill='%2352B78815' transform='rotate(35 160 800)'/%3E%3Cellipse cx='185' cy='970' rx='24' ry='46' fill='%2340916C12' transform='rotate(-30 185 970)'/%3E%3Ccircle cx='205' cy='200' r='3.5' fill='%23D4A03C35'/%3E%3Ccircle cx='150' cy='380' r='2.5' fill='%23E8C06830'/%3E%3Ccircle cx='200' cy='560' r='3' fill='%23D4A03C28'/%3E%3Ccircle cx='155' cy='740' r='2' fill='%23E8C06825'/%3E%3Ccircle cx='202' cy='900' r='3' fill='%23D4A03C30'/%3E%3Cpath d='M190 150 Q150 130 130 110' fill='none' stroke='%2352B78830' stroke-width='1'/%3E%3Cpath d='M185 490 Q140 470 120 455' fill='none' stroke='%2352B78825' stroke-width='1'/%3E%3Cpath d='M180 850 Q135 830 115 815' fill='none' stroke='%2352B78820' stroke-width='1'/%3E%3C/svg%3E");
}

/* ============================================
   HEADER / NAVIGATION (GR-style transparent)
   ============================================ */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:1000;
  padding:18px 60px;
  display:flex;align-items:center;justify-content:space-between;
  transition:var(--transition);
  background:transparent;
}
.site-header.scrolled{
  background:rgba(27,77,46,.95);
  padding:12px 60px;
  box-shadow:0 2px 20px rgba(0,0,0,.3);
  backdrop-filter:blur(10px);
}

/* Logo */
.header-logo{display:flex;align-items:center;gap:14px;z-index:1001}
.header-logo a{display:flex;align-items:center;gap:14px}
.header-logo .logo-icon{
  width:48px;height:48px;
}
.header-logo .logo-text{
  font-family:var(--font-heading);font-size:1.5rem;font-weight:700;
  color:var(--white);line-height:1.1;letter-spacing:1px;
}
.header-logo .logo-sub{
  display:block;font-size:.65rem;font-weight:400;
  color:var(--gold);letter-spacing:4px;text-transform:uppercase;
  font-family:var(--font-body);font-style:italic;
}

/* Nav Links */
.main-nav{display:flex;align-items:center;gap:0}
.main-nav a{
  color:var(--white);font-size:.82rem;font-weight:500;
  padding:10px 24px;letter-spacing:1.5px;text-transform:uppercase;
  position:relative;transition:var(--transition);
}
.main-nav a:hover,.main-nav a.active{color:var(--gold)}
.main-nav a.active::after{
  content:'';position:absolute;bottom:2px;left:24px;right:24px;
  height:2px;background:var(--gold);
}

/* Hamburger */
.hamburger{display:none;flex-direction:column;gap:6px;cursor:pointer;z-index:1001;padding:5px}
.hamburger span{width:28px;height:2px;background:var(--white);border-radius:2px;transition:var(--transition)}
.hamburger.active span:nth-child(1){transform:rotate(45deg) translate(5px,6px)}
.hamburger.active span:nth-child(2){opacity:0}
.hamburger.active span:nth-child(3){transform:rotate(-45deg) translate(5px,-6px)}

/* Mobile Nav */
.mobile-nav{
  position:fixed;top:0;left:0;right:0;bottom:0;
  background:rgba(27,77,46,.97);z-index:999;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;
  transform:translateX(100%);transition:var(--transition);
  backdrop-filter:blur(20px);
}
.mobile-nav.open{transform:translateX(0)}
.mobile-nav a{
  color:var(--white);font-size:1.2rem;padding:14px 30px;
  letter-spacing:3px;text-transform:uppercase;
  font-family:var(--font-heading);
}
.mobile-nav a:hover{color:var(--gold)}

/* ============================================
   HERO SECTION (Full-screen, GR-style)
   ============================================ */
.hero-section{
  position:relative;width:100%;height:100vh;min-height:600px;
  overflow:hidden;background:var(--green-dark);
}

/* Hero BG Video/Image */
.hero-bg-media{
  position:absolute;inset:0;z-index:0;
}
.hero-bg-media video,
.hero-bg-media img{
  width:100%;height:100%;object-fit:cover;
}
.hero-bg-media::after{
  content:'';position:absolute;inset:0;
  background:linear-gradient(
    180deg,
    rgba(27,77,46,.3) 0%,
    rgba(27,77,46,.15) 40%,
    rgba(27,77,46,.4) 100%
  );
}

/* Hero Center Content */
.hero-center{
  position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);
  z-index:5;text-align:center;width:100%;max-width:900px;padding:0 30px;
}
.hero-logo-main{
  width:260px;height:auto;margin:0 auto 25px;
  filter:brightness(0) invert(1) drop-shadow(0 2px 15px rgba(0,0,0,.3));
  animation:heroFadeIn 1s ease both;
}
.hero-tagline{
  font-family:var(--font-heading);font-size:2.4rem;
  color:var(--white);font-weight:300;font-style:italic;
  text-shadow:0 2px 20px rgba(0,0,0,.4);
  letter-spacing:1px;margin-bottom:0;
  animation:heroFadeIn 1s ease .3s both;
}

/* Social Bar Bottom (GR-style) */
.social-bar{
  position:fixed;bottom:30px;left:50%;transform:translateX(-50%);
  z-index:100;display:flex;align-items:center;gap:10px;
  transition:var(--transition);
}
.social-bar a{
  width:46px;height:46px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:rgba(45,122,79,.85);color:var(--white);
  font-size:1rem;transition:var(--transition);
  border:1.5px solid rgba(255,255,255,.25);
  backdrop-filter:blur(8px);
}
.social-bar a:hover{
  background:var(--gold);border-color:var(--gold);
  color:var(--dark);transform:translateY(-4px) scale(1.05);
  box-shadow:0 8px 25px rgba(212,160,60,.4);
}
.social-bar .zalo-text{
  font-size:.72rem;font-weight:800;letter-spacing:.5px;
}
.social-bar.hidden{
  opacity:0;pointer-events:none;transform:translateX(-50%) translateY(20px);
}

/* ============================================
   PRODUCT SHOWCASE — GREEN SECTION (GR-style)
   ============================================ */
.products-section{
  position:relative;
  background:
    radial-gradient(ellipse 120% 60% at 50% 0%, rgba(45,122,79,.15) 0%, transparent 70%),
    linear-gradient(180deg, #1B4D2E 0%, #163D24 60%, #112E1B 100%);
  overflow:hidden;
}
/* Noise texture overlay */
.products-section::before{
  content:'';position:absolute;
  inset:0;z-index:1;pointer-events:none;
  background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.03'/%3E%3C/svg%3E");
  opacity:.08;
}
/* Right leaf border */
.products-section::after{
  content:'';position:absolute;
  top:0;right:0;bottom:0;
  width:220px;z-index:2;pointer-events:none;
  background:var(--leaf-right) no-repeat right center / contain;
}
/* Left leaf — extra element on the product section inner */
.products-section .leaf-left{
  position:absolute;top:0;left:0;bottom:0;
  width:220px;z-index:2;pointer-events:none;
  background:var(--leaf-left) no-repeat left center / contain;
}

/* Product Tabs (Swiper Thumbs) */
.products-tabs{
  position:relative;z-index:2;
  padding:35px 0 0;
}
.swiper-tab-wrapper{
  display:flex;justify-content:center;gap:0;
}
.swiper-tab{
  padding:16px 55px;font-size:.82rem;letter-spacing:2.5px;
  text-transform:uppercase;font-weight:500;
  color:rgba(255,255,255,.45);transition:var(--transition);
  border-bottom:2px solid transparent;
  background:transparent;cursor:pointer;
  font-family:var(--font-body);
}
.swiper-tab:hover{color:rgba(255,255,255,.75)}
.swiper-tab.active{
  color:var(--gold);border-bottom-color:var(--gold);
}

/* Swiper Container — horizontal panels */
.swiper-container{
  position:relative;z-index:2;
  overflow:hidden;
  width:100%;
  padding:30px 0 80px;
}
.swiper-wrapper{
  display:flex;
  will-change:transform;
  cursor:grab;
  user-select:none;
  -webkit-user-select:none;
}
.swiper-slide{
  flex:0 0 auto;   /* width set by JS */
  min-height:400px;
  overflow:hidden;
}

/* Dot Pagination */
.swiper-pagination{
  display:flex;justify-content:center;gap:10px;
  padding:0 0 30px;position:relative;z-index:3;
}
.swiper-dot{
  width:8px;height:8px;border-radius:50%;
  background:rgba(255,255,255,.3);
  cursor:pointer;transition:all .35s ease;
  display:block;
}
.swiper-dot.active{
  background:var(--gold);width:24px;border-radius:4px;
  transform:none;
}
.swiper-dot:hover:not(.active){background:rgba(255,255,255,.6)}

/* Autoplay Progress Bar */
.swiper-progress-wrap{
  width:100%;height:2px;
  background:rgba(255,255,255,.08);
  position:relative;z-index:3;
  margin-bottom:20px;
}
.swiper-progress-bar{
  height:100%;width:0%;
  background:linear-gradient(90deg,var(--gold),var(--gold-light));
  transition:width 5s linear;
  transform-origin:left;
}

/* Panel Body */
.panel-body{
  max-width:1100px;margin:0 auto;text-align:center;padding:0 30px;
}
.panel-centered{text-align:center}
.panel-gap{height:15px}
.fob-spacer{height:40px}
@media(min-width:550px){.fob-spacer{height:90px}}
@media(min-width:850px){.fob-spacer{height:190px}}

/* Hero KV Image (Tab 1 & 3) */
.panel-hero-image{
  width:85%;max-width:950px;margin:0 auto 20px;
}
.panel-hero-image .kv-image{
  width:100%;height:auto;
  filter:drop-shadow(0 15px 40px rgba(0,0,0,.3));
  transition:all .5s ease;
}
.panel-hero-image:hover .kv-image{
  transform:scale(1.02);
}

/* Gold Text */
.gold-text{color:rgb(228,161,57) !important}
.gold-text *{color:rgb(228,161,57)}

/* Category Title */
.panel-category-title{
  font-family:var(--font-heading);font-size:3.2rem;
  color:var(--white);font-weight:800;margin-bottom:15px;
  letter-spacing:2px;text-transform:uppercase;
  line-height:.75;
}
.panel-category-title.gold-text{font-size:4rem}
@media(max-width:550px){
  .panel-category-title.gold-text{font-size:2.2rem}
}

/* Panel Description */
.panel-description{
  color:rgba(255,255,255,.7);font-size:1rem;
  max-width:750px;margin:0 auto 35px;line-height:1.9;
  font-style:italic;
}
.panel-description.gold-text{
  color:rgb(228,161,57) !important;font-size:1.5rem;
}
@media(max-width:550px){
  .panel-description.gold-text{font-size:1rem}
}

/* CTA Button - white round (GR) */
.panel-cta-wrap{text-align:center;margin-top:30px}
.btn-white-round{
  display:inline-flex;align-items:center;gap:12px;
  padding:16px 42px;background:var(--white);color:var(--green-dark);
  font-size:.85rem;letter-spacing:2px;text-transform:lowercase;
  font-weight:700;border-radius:50px;transition:var(--transition);
  box-shadow:0 4px 20px rgba(0,0,0,.15);
}
.btn-white-round:hover{
  background:var(--gold);color:var(--dark);
  transform:translateY(-3px);box-shadow:0 12px 35px rgba(0,0,0,.25);
}
.btn-white-round svg{width:20px;height:20px}

/* === PANEL FOB (Tab 2) - overlapping images === */
.panel-fob{position:relative;min-height:600px;overflow:hidden}

.fob-images{
  position:relative;width:100%;max-width:600px;
  margin:0 auto 30px;height:450px;
}
.fob-img-1{
  position:absolute;left:0;top:0;width:100%;z-index:1;
}
.fob-img-1 img{
  width:100%;height:auto;
  transition:all .5s ease;
}
.fob-img-2{
  position:absolute;right:-5%;top:15%;width:65%;z-index:2;
}
.fob-img-2 img{
  width:100%;height:auto;
  filter:drop-shadow(-10px 10px 30px rgba(0,0,0,.4));
  transition:all .5s ease;
}

/* Grade Buttons */
.fob-grades{
  display:flex;justify-content:center;gap:10px;
  flex-wrap:wrap;margin-bottom:25px;
  position:relative;z-index:3;
}
.grade-btn{
  padding:8px 20px;border:1px solid rgba(255,255,255,.4);
  border-radius:5px;color:rgba(255,255,255,.85);
  font-size:.85rem;letter-spacing:1px;text-transform:lowercase;
  transition:var(--transition);
}
.grade-btn:hover{
  border-color:var(--gold);color:var(--gold);
}

/* FOB Specs */
.fob-specs{
  max-width:400px;margin:20px auto 30px;
  text-align:right;
}
.fob-specs p{
  color:rgba(255,255,255,.75);font-size:1.2rem;line-height:1.8;
}
@media(max-width:550px){
  .fob-specs p{font-size:1rem}
  .fob-images{height:300px}
}

/* Product Badge/Seal (legacy) */
.panel-seal{
  display:inline-flex;align-items:center;gap:15px;
  margin-bottom:30px;
}
.panel-seal-icon{
  width:80px;height:80px;border-radius:50%;
  border:2px solid rgba(255,255,255,.3);
  display:flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.05);
}
.panel-seal-icon svg{width:40px;height:40px}
.panel-seal-text{
  text-align:left;color:var(--white);
}
.panel-seal-text .seal-title{
  font-size:1.6rem;font-weight:700;letter-spacing:2px;
  text-transform:uppercase;line-height:1.2;
}
.panel-seal-text .seal-sub{
  font-size:.8rem;color:var(--gold);letter-spacing:1px;
  text-transform:uppercase;
}

/* ============================================
   NEWS / TIN TỨC — inside green section (GR-style)
   ============================================ */
.news-block{
  padding:60px 30px 80px;
  position:relative;z-index:2;
}
.news-block::before{
  content:'';position:absolute;top:0;left:5%;right:5%;height:1px;
  background:linear-gradient(90deg,transparent,rgba(82,183,136,.3),transparent);
}
.news-title{
  font-family:var(--font-heading);font-size:2.6rem;
  text-align:center;color:var(--white);margin-bottom:40px;
  font-weight:800;font-style:italic;letter-spacing:1px;
}

/* Desktop carousel */
.news-carousel{
  position:relative;max-width:1400px;margin:0 auto;
  overflow:hidden;
}
.news-track{
  display:flex;gap:15px;
  transition:transform .5s ease;
}
.news-card{
  flex:0 0 calc(25% - 12px);
  background:transparent;overflow:hidden;
  transition:var(--transition);
}
.news-card:hover{transform:translateY(-5px)}
.news-card .card-img{
  width:100%;padding-top:56.25%;overflow:hidden;border-radius:8px;
  position:relative;
}
.news-card .card-img a{position:absolute;inset:0;display:block}
.news-card .card-img img{
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover;
  transition:transform .6s ease;
}
.news-card:hover .card-img img{transform:scale(1.08)}
.news-card .card-body{padding:15px 5px}
.news-card .card-title,.news-card .card-title a{
  font-family:var(--font-heading);font-size:.95rem;
  font-weight:600;color:var(--white);margin-bottom:5px;
  line-height:1.5;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-card .card-title a:hover{color:var(--gold)}
.card-divider{
  width:100%;height:1px;
  background:rgba(255,255,255,.12);margin:8px 0;
}
.news-card .card-excerpt{
  font-size:.83rem;color:rgba(255,255,255,.55);line-height:1.7;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.card-more{
  display:inline-block;margin-top:10px;
  color:var(--gold);font-size:.8rem;font-weight:600;
  letter-spacing:1px;transition:var(--transition);
}
.card-more:hover{color:var(--white)}

/* Carousel Nav — prev/next circle arrows */
.carousel-nav{
  display:flex;gap:10px;
  position:absolute;top:50%;right:10px;transform:translateY(-50%);
  z-index:5;
}
.carousel-btn{
  width:50px;height:50px;border-radius:50%;
  background:rgba(255,255,255,.15);border:1.5px solid rgba(255,255,255,.3);
  color:var(--white);
  display:flex;align-items:center;justify-content:center;
  transition:var(--transition);backdrop-filter:blur(5px);
  cursor:pointer;
}
.carousel-btn svg{
  width:22px;height:22px;fill:currentColor;
}
.carousel-btn:hover{
  background:var(--gold);border-color:var(--gold);color:var(--dark);
}
#news-prev{position:absolute;left:10px;right:auto}
#news-next{position:absolute;right:10px;left:auto}

/* Mobile news stack */
.news-mobile{display:none}
.news-card-mobile{
  display:flex;gap:12px;margin-bottom:15px;
  background:transparent;overflow:hidden;
}
.card-img-m{
  flex:0 0 40%;position:relative;
}
.card-img-m a{display:block}
.card-img-m img{
  width:100%;height:auto;aspect-ratio:3/2.25;
  object-fit:cover;border-radius:6px;
}
.card-body-m{flex:1}
.card-body-m h5,.card-body-m h5 a{
  font-family:var(--font-heading);font-size:.9rem;
  font-weight:600;color:var(--white);line-height:1.4;
  margin-bottom:5px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card-body-m h5 a:hover{color:var(--gold)}
.card-body-m p{
  font-size:.78rem;color:rgba(255,255,255,.5);line-height:1.6;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}

/* Show/Hide helpers */
.hide-mobile{display:block}
.show-mobile{display:none}

/* ============================================
   ABOUT / CHÚNG TÔI (GR-style: gold gradient + patterns)
   ============================================ */
.about-section{
  padding:80px 60px;
  background:
    radial-gradient(ellipse 80% 50% at 20% 20%, rgba(255,255,255,.08) 0%, transparent 60%),
    radial-gradient(ellipse 60% 40% at 80% 80%, rgba(0,0,0,.08) 0%, transparent 50%),
    linear-gradient(160deg, #E4A830 0%, #D4A03C 25%, #C4912E 60%, #B8872A 85%, #A07825 100%);
  text-align:center;
  position:relative;
  overflow:hidden;
}
/* Decorative circles on about section */
.about-section::before{
  content:'';position:absolute;
  top:-120px;right:-120px;
  width:400px;height:400px;
  border-radius:50%;
  background:radial-gradient(circle, rgba(255,255,255,.06) 0%, transparent 70%);
  pointer-events:none;
}
.about-section::after{
  content:'';position:absolute;
  bottom:-80px;left:-80px;
  width:300px;height:300px;
  border-radius:50%;
  background:radial-gradient(circle, rgba(0,0,0,.06) 0%, transparent 70%);
  pointer-events:none;
}
.about-title{
  font-family:var(--font-heading);font-size:3rem;
  color:var(--dark);margin-bottom:35px;font-weight:800;
  font-style:italic;letter-spacing:1px;
}
.about-text{
  max-width:900px;margin:0 auto 15px;
  color:rgba(0,0,0,.7);font-size:1rem;line-height:2;
  font-style:italic;
}

/* Video Container */
.about-video-wrap{
  max-width:1000px;margin:45px auto 0;
  border-radius:16px;overflow:hidden;
  position:relative;aspect-ratio:16/9;
  background:#000;
  box-shadow:0 25px 80px rgba(0,0,0,.25);
}
.about-video-wrap video{
  width:100%;height:100%;object-fit:cover;
}
.video-play-overlay{
  position:absolute;inset:0;
  display:flex;align-items:center;justify-content:center;
  cursor:pointer;transition:var(--transition);
  background:rgba(0,0,0,.2);
}
.video-play-overlay:hover{background:rgba(0,0,0,.1)}
.play-circle{
  width:80px;height:80px;border-radius:50%;
  background:rgba(255,255,255,.92);
  display:flex;align-items:center;justify-content:center;
  transition:var(--transition);
  box-shadow:0 5px 30px rgba(0,0,0,.25);
}
.play-circle:hover{transform:scale(1.1);background:var(--gold)}
.play-circle svg{width:28px;height:28px;fill:var(--green-dark);margin-left:4px}

/* ============================================
   PARTNERS / ĐỐI TÁC (GR-style: auto-scroll carousel)
   ============================================ */
.partners-section{
  padding:60px 0;
  background:linear-gradient(180deg,#B8872A 0%,#A07825 100%);
  text-align:center;overflow:hidden;
}
.partners-title{
  font-family:var(--font-heading);font-size:2.6rem;
  color:var(--dark);margin-bottom:30px;font-weight:800;
  font-style:italic;
}

/* Partner Carousel */
.partner-carousel{
  position:relative;max-width:1400px;margin:0 auto;
  overflow:hidden;padding:0 60px;
}
.partner-track{
  display:flex;gap:76px;align-items:center;
  animation:partnerScroll 30s linear infinite;
  width:max-content;
}
.partner-track:hover{animation-play-state:paused}

.partner-slide{
  flex:0 0 auto;width:152px;
}
.partner-slide img{
  width:100%;height:auto;
  opacity:.75;transition:all .4s ease;
  filter:grayscale(20%);
}
.partner-slide:hover img{
  opacity:1;transform:scale(1.1);
  filter:grayscale(0%);
}

@keyframes partnerScroll{
  0%{transform:translateX(0)}
  100%{transform:translateX(-50%)}
}

/* Partner Nav Arrows */
.partner-nav{
  position:absolute;top:50%;transform:translateY(-50%);
  width:40px;height:40px;border-radius:50%;
  background:rgba(0,0,0,.15);border:1px solid rgba(0,0,0,.2);
  display:flex;align-items:center;justify-content:center;
  cursor:pointer;transition:var(--transition);z-index:5;
}
.partner-nav svg{width:18px;height:18px;fill:var(--dark)}
.partner-nav:hover{
  background:rgba(0,0,0,.3);
}
.partner-prev{left:15px}
.partner-next{right:15px}

/* ============================================
   FOOTER (GR-style: deep green + gold border)
   ============================================ */
.site-footer{
  background:
    linear-gradient(180deg,#1B4D2E 0%,#153D24 40%,#0F2E1A 100%);
  color:var(--white);padding:55px 60px 25px;
  position:relative;
  border-top:2px solid rgba(212,160,60,.25);
}
.site-footer::before{
  content:'';position:absolute;
  top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent 0%,rgba(212,160,60,.5) 30%,rgba(232,192,104,.8) 50%,rgba(212,160,60,.5) 70%,transparent 100%);
}
.footer-inner{
  max-width:1400px;margin:0 auto;
  display:grid;grid-template-columns:1.5fr 1.5fr 1fr 1fr;gap:40px;
  align-items:start;
}

/* Footer Logo */
.footer-logo-wrap{display:flex;align-items:center;gap:10px;margin-bottom:15px}
.footer-logo-wrap .footer-logo-icon{width:60px;height:auto}
.footer-logo-wrap .footer-logo-text{
  font-family:var(--font-heading);font-size:1.5rem;
  color:var(--white);font-weight:700;line-height:1.1;
}
.footer-logo-wrap .footer-logo-sub{
  display:block;font-size:.6rem;color:var(--gold);
  letter-spacing:3px;text-transform:uppercase;
  font-style:italic;font-family:var(--font-body);
}

.footer-col{}
.footer-col h4{
  font-weight:700;font-size:.85rem;
  margin-bottom:12px;color:var(--white);
  letter-spacing:1px;text-transform:uppercase;
}
.footer-col p,.footer-col a{
  color:rgba(255,255,255,.6);font-size:.85rem;line-height:1.9;
}
.footer-col a:hover{color:var(--gold)}

.footer-bottom{
  max-width:1400px;margin:30px auto 0;
  padding-top:18px;border-top:1px solid rgba(255,255,255,.08);
  display:flex;justify-content:space-between;align-items:center;
  flex-wrap:wrap;gap:10px;
}
.footer-bottom p{color:rgba(255,255,255,.35);font-size:.78rem}
.footer-bottom a{margin-left:15px;color:rgba(255,255,255,.35);font-size:.78rem}
.footer-bottom a:hover{color:var(--gold)}

/* Social Row in Footer */
.footer-social{display:flex;gap:10px;margin-top:15px}
.footer-social a{
  width:36px;height:36px;border-radius:50%;
  border:1px solid rgba(255,255,255,.15);
  display:flex;align-items:center;justify-content:center;
  color:rgba(255,255,255,.6);font-size:.85rem;
  transition:var(--transition);
}
.footer-social a:hover{
  background:var(--gold);border-color:var(--gold);color:var(--dark);
}

/* Back to Top */
.back-to-top{
  position:fixed;bottom:30px;right:30px;z-index:99;
  width:48px;height:48px;border-radius:50%;
  background:rgba(27,77,46,.85);border:1.5px solid rgba(255,255,255,.2);
  color:var(--white);font-size:1.2rem;
  display:flex;align-items:center;justify-content:center;
  transition:var(--transition);opacity:0;pointer-events:none;
  backdrop-filter:blur(5px);
}
.back-to-top.visible{opacity:1;pointer-events:auto}
.back-to-top:hover{
  background:var(--gold);border-color:var(--gold);color:var(--dark);
  transform:translateY(-3px);
}

/* ============================================
   ANIMATIONS v5.0 — Premium UX
   ============================================ */
@keyframes heroFadeIn{
  from{opacity:0;transform:translateY(30px)}
  to{opacity:1;transform:translateY(0)}
}
@keyframes heroFadeInScale{
  from{opacity:0;transform:translateY(20px) scale(.96)}
  to{opacity:1;transform:translateY(0) scale(1)}
}
@keyframes panelFade{
  from{opacity:0;transform:translateY(15px)}
  to{opacity:1;transform:translateY(0)}
}
@keyframes float{
  0%,100%{transform:translateY(0)}
  50%{transform:translateY(-8px)}
}
@keyframes leafFloat{
  0%,100%{transform:translateY(0) rotate(0deg)}
  33%{transform:translateY(-5px) rotate(2deg)}
  66%{transform:translateY(-3px) rotate(-1deg)}
}
@keyframes shimmer{
  0%{background-position:-200% center}
  100%{background-position:200% center}
}
@keyframes goldPulse{
  0%,100%{text-shadow:0 0 20px rgba(228,161,57,.3)}
  50%{text-shadow:0 0 40px rgba(228,161,57,.6),0 0 60px rgba(228,161,57,.2)}
}
@keyframes fadeInUp{
  from{opacity:0;transform:translateY(40px)}
  to{opacity:1;transform:translateY(0)}
}
@keyframes slideInLeft{
  from{opacity:0;transform:translateX(-30px)}
  to{opacity:1;transform:translateX(0)}
}
@keyframes scaleIn{
  from{opacity:0;transform:scale(.92)}
  to{opacity:1;transform:scale(1)}
}

/* Reveal system */
.reveal{
  opacity:0;transform:translateY(40px);
  transition:opacity .8s cubic-bezier(.25,.46,.45,.94),transform .8s cubic-bezier(.25,.46,.45,.94);
}
.reveal.visible{opacity:1;transform:translateY(0)}
.reveal-left{opacity:0;transform:translateX(-40px);transition:opacity .8s ease,transform .8s ease}
.reveal-left.visible{opacity:1;transform:translateX(0)}
.reveal-scale{opacity:0;transform:scale(.92);transition:opacity .7s ease,transform .7s ease}
.reveal-scale.visible{opacity:1;transform:scale(1)}

/* Stagger delays */
.delay-1{transition-delay:.1s}
.delay-2{transition-delay:.2s}
.delay-3{transition-delay:.3s}
.delay-4{transition-delay:.4s}
.delay-5{transition-delay:.5s}

/* Gold text shimmer effect */
.gold-shimmer{
  background:linear-gradient(90deg,#D4A03C 0%,#F5D080 40%,#E4A139 60%,#C4922E 100%);
  background-size:200% auto;
  -webkit-background-clip:text;
  -webkit-text-fill-color:transparent;
  background-clip:text;
  animation:shimmer 3s linear infinite;
}

/* News card hover glow */
.news-card:hover .card-img{
  box-shadow:0 8px 30px rgba(0,0,0,.4);
}
.news-card:hover .card-title a{
  color:var(--gold-light);
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media(max-width:1200px){
  .news-card{flex:0 0 calc(33.333% - 12px)}
  .footer-inner{grid-template-columns:1fr 1fr;gap:30px}
}

@media(max-width:1024px){
  .site-header{padding:14px 30px}
  .site-header.scrolled{padding:10px 30px}
  .swiper-tab{padding:14px 30px;font-size:.75rem;letter-spacing:1.5px}
  .about-section{padding:60px 30px}
  .partners-section{padding:50px 0}
  .partner-carousel{padding:0 40px}
}

@media(max-width:768px){
  html{font-size:14px}
  .site-header{padding:10px 20px}
  .main-nav{display:none}
  .hamburger{display:flex}
  
  .hero-section{height:100svh}
  .hero-tagline{font-size:1.7rem}
  .hero-logo-main{width:170px}

  .swiper-tab-wrapper{
    justify-content:flex-start;
    overflow-x:auto;
    -webkit-overflow-scrolling:touch;
    scrollbar-width:none;
    padding:0 15px;
  }
  .swiper-tab-wrapper::-webkit-scrollbar{display:none}
  .swiper-tab{
    padding:12px 20px;font-size:.7rem;white-space:nowrap;letter-spacing:1px;
  }
  .panel-category-title{font-size:2.2rem}
  .panel-description{font-size:.9rem}

  /* FOB panel mobile */
  .fob-images{height:250px}
  .fob-specs{text-align:center}

  /* News: swap desktop/mobile */
  .hide-mobile{display:none !important}
  .show-mobile{display:block !important}
  .news-block{padding:40px 15px 60px}
  .news-title{font-size:2.2rem;margin-bottom:25px}

  .about-section{padding:50px 20px}
  .about-title{font-size:2.2rem}

  .partners-section{padding:40px 0}
  .partner-carousel{padding:0 20px}
  .partner-track{gap:20px}
  .partner-slide{width:120px}
  .partner-nav{display:none}

  .site-footer{padding:40px 20px 20px}
  .footer-inner{grid-template-columns:1fr;gap:25px}
  .footer-bottom{flex-direction:column;text-align:center}
  
  .social-bar{bottom:15px;gap:8px}
  .social-bar a{width:40px;height:40px}
}

@media(max-width:480px){
  .hero-tagline{font-size:1.4rem}
  .hero-logo-main{width:130px}
  .swiper-tab{padding:10px 15px;font-size:.65rem}
  .panel-category-title{font-size:1.8rem}
  .fob-images{height:200px}
  .partner-slide{width:100px}
  .partner-track{gap:15px}
}