/*
Theme Name: TeachSiam Agency
Theme URI: https://teachsiamagency.com
Author: TeachSiam Agency
Author URI: https://teachsiamagency.com
Description: ธีมเว็บไซต์สำหรับ TeachSiam Agency Co., Ltd. เอเจนซี่จัดหาครูต่างชาติให้โรงเรียนไทย ออกแบบให้ใช้งานง่าย แก้ไขเนื้อหาได้สะดวกผ่าน WordPress
Version: 1.7
Requires PHP: 7.4
Text Domain: teachsiam
*/

/* ==========================================================================
   0. ROOT VARIABLES
   ========================================================================== */
:root{
  --navy:#0d1b3e;
  --navy-header:#081226;
  --navy-2:#122a5c;
  --navy-3:#16305c;
  --gold:#dc9a3c;
  --gold-dark:#c1832a;
  --text-dark:#1a2340;
  --text-gray:#5b6478;
  --text-light:#c9d1e6;
  --bg-light:#f6f7fb;
  --white:#ffffff;
  --border:#e6e8f0;
  --radius:10px;
  --shadow:0 10px 30px rgba(13,27,62,.08);
  --maxw:1200px;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:'Sarabun','Prompt',sans-serif;
  color:var(--text-dark);
  background:var(--white);
  line-height:1.65;
  font-size:16px;
}
h1,h2,h3,h4,h5{
  font-family:'Kanit','Sarabun',sans-serif;
  color:var(--navy);
  line-height:1.3;
  margin:0 0 .5em;
}
a{color:inherit;text-decoration:none;}
img{max-width:100%;display:block;}
ul{margin:0;padding:0;list-style:none;}
button, input, select, textarea{font-family:inherit;}

.container{max-width:var(--maxw);margin:0 auto;padding:0 24px;}
.section{padding:70px 0;}
.section-alt{background:var(--bg-light);}
.section-title{text-align:center;font-size:2rem;margin-bottom:10px;}
.section-title:after{
  content:"";display:block;width:60px;height:4px;background:var(--gold);
  margin:14px auto 0;border-radius:2px;
}
.section-sub{text-align:center;color:var(--text-gray);max-width:760px;margin:0 auto 40px;}
.eyebrow{
  color:var(--gold-dark);font-weight:700;letter-spacing:.08em;text-transform:uppercase;
  font-size:.8rem;margin-bottom:10px;display:inline-block;
}

.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:14px 28px;border-radius:8px;font-weight:600;
  border:2px solid transparent;cursor:pointer;transition:.2s ease;font-size:1rem;
}
.btn-gold{background:var(--gold);color:var(--navy);}
.btn-gold:hover{background:var(--gold-dark);transform:translateY(-2px);}
.btn-navy{background:var(--navy);color:var(--white);}
.btn-navy:hover{background:var(--navy-3);transform:translateY(-2px);}
.btn-outline{background:transparent;border-color:var(--white);color:var(--white);}
.btn-outline:hover{background:var(--white);color:var(--navy);}

/* ==========================================================================
   1. HEADER
   ========================================================================== */
.site-header{
  background:var(--navy-header);
  position:sticky;top:0;z-index:999;
  border-bottom:1px solid rgba(220,154,60,.35);
  box-shadow:0 4px 20px rgba(0,0,0,.25);
}
.site-header .container{
  display:flex;align-items:center;justify-content:space-between;
  height:84px;
}
.brand{display:flex;align-items:center;gap:12px;color:var(--white);}
.brand-icon{
  width:42px;height:42px;border-radius:50%;
  background:linear-gradient(145deg,var(--gold),var(--gold-dark));
  display:flex;align-items:center;justify-content:center;color:var(--navy);font-size:20px;flex-shrink:0;
}
.brand-text{display:flex;flex-direction:column;line-height:1.1;}
.brand-text b{font-family:'Kanit',sans-serif;font-size:1.35rem;letter-spacing:.02em;}
.brand-text b span{color:var(--gold);}
.brand-text small{font-size:.62rem;letter-spacing:.12em;color:var(--text-light);text-transform:uppercase;}

.site-logo-box{
  display:flex;align-items:center;padding:4px 0;
}
.site-logo-box img{height:50px;width:auto;display:block;}
.footer-logo-box{margin-bottom:14px;}
.footer-logo-box img{height:64px;}
@media (max-width:600px){
  .site-logo-box img{height:40px;}
  .footer-logo-box img{height:52px;}
}

.main-nav ul{display:flex;gap:34px;align-items:center;}
.main-nav a{
  color:var(--text-light);font-weight:500;font-size:.98rem;padding:6px 2px;
  border-bottom:2px solid transparent;transition:.2s;
}
.main-nav a:hover,.main-nav .current-menu-item a,.main-nav a.active{
  color:var(--white);border-bottom-color:var(--gold);
}
.header-right{display:flex;align-items:center;gap:26px;}
.nav-toggle{display:none;background:none;border:none;color:var(--white);font-size:26px;cursor:pointer;}

@media (max-width:960px){
  .main-nav{
    position:absolute;top:84px;left:0;right:0;background:var(--navy-2);
    max-height:0;overflow:hidden;transition:max-height .3s ease;
  }
  .main-nav.open{max-height:500px;}
  .main-nav ul{flex-direction:column;gap:0;padding:10px 24px 20px;}
  .main-nav a{display:block;padding:12px 0;border-bottom:1px solid rgba(255,255,255,.08);}
  .header-right .btn{display:none;}
  .nav-toggle{display:block;}
}

/* ==========================================================================
   2. HERO
   ========================================================================== */
.hero{
  background:
    radial-gradient(circle at 85% 15%, rgba(220,154,60,.16) 0%, rgba(220,154,60,0) 45%),
    linear-gradient(155deg, #132a58 0%, #0d1b3e 55%, #0a1730 100%);
  color:var(--white);
  overflow:hidden;
  position:relative;
}
.hero:before{
  content:"";
  position:absolute;inset:0;
  background-image: radial-gradient(rgba(255,255,255,.06) 1px, transparent 1px);
  background-size:22px 22px;
  opacity:.5;
  pointer-events:none;
}
.hero:after{
  content:"";
  position:absolute;left:0;right:0;bottom:0;height:3px;
  background:linear-gradient(90deg, transparent, var(--gold), transparent);
  opacity:.6;
}
.hero .container{
  position:relative;z-index:1;
  display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center;
  padding-top:60px;padding-bottom:60px;
}
.hero h1{color:var(--white);font-size:2.6rem;margin-bottom:18px;}
.hero h1 .accent{color:var(--gold);}
.hero p{color:var(--text-light);font-size:1.05rem;margin-bottom:28px;max-width:520px;}
.hero-buttons{display:flex;gap:16px;flex-wrap:wrap;}
.hero-media img{border-radius:var(--radius);box-shadow:var(--shadow);}
.hero-small .container{padding-top:44px;padding-bottom:44px;}
.hero-small h1{font-size:2.1rem;}

@media (max-width:900px){
  .hero .container{grid-template-columns:1fr;text-align:center;}
  .hero p{margin-left:auto;margin-right:auto;}
  .hero-buttons{justify-content:center;}
}

/* ==========================================================================
   3. FEATURE STRIP (dark icon row)
   ========================================================================== */
.feature-strip{background:var(--navy-2);color:var(--white);padding:36px 0;}
.feature-strip .grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:30px;
}
.feature-strip .item{display:flex;gap:14px;align-items:flex-start;}
.feature-strip .icon-circle{
  width:46px;height:46px;border-radius:50%;background:var(--gold);
  display:flex;align-items:center;justify-content:center;font-size:20px;color:var(--navy);flex-shrink:0;
}
.feature-strip h4{color:var(--white);font-size:1rem;margin-bottom:4px;}
.feature-strip p{color:var(--text-light);font-size:.88rem;margin:0;}
@media (max-width:900px){.feature-strip .grid{grid-template-columns:repeat(2,1fr);}}
@media (max-width:560px){.feature-strip .grid{grid-template-columns:1fr;}}

/* ==========================================================================
   4. ICON CARD GRIDS
   ========================================================================== */
.icon-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:26px;}
.icon-grid.cols-6{grid-template-columns:repeat(6,1fr);}
.icon-grid.cols-3{grid-template-columns:repeat(3,1fr);}
.icon-card{
  background:var(--white);border:1px solid var(--border);border-radius:var(--radius);
  padding:30px 24px;text-align:center;box-shadow:var(--shadow);
}
.icon-card .icon-circle{
  width:64px;height:64px;border-radius:50%;background:var(--navy);
  color:var(--gold);font-size:26px;display:flex;align-items:center;justify-content:center;
  margin:0 auto 18px;
}
.icon-card h4{font-size:1.05rem;margin-bottom:8px;}
.icon-card p{color:var(--text-gray);font-size:.9rem;margin:0;}

@media (max-width:960px){.icon-grid,.icon-grid.cols-6,.icon-grid.cols-3{grid-template-columns:repeat(2,1fr);}}
@media (max-width:560px){.icon-grid,.icon-grid.cols-6,.icon-grid.cols-3{grid-template-columns:1fr;}}

/* ==========================================================================
   5. PROCESS STEPS
   ========================================================================== */
.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:0;align-items:start;}
.step{position:relative;text-align:center;padding:0 14px;}
.step .num{
  width:40px;height:40px;border-radius:50%;background:var(--gold);color:var(--navy);
  font-weight:700;display:flex;align-items:center;justify-content:center;margin:0 auto 14px;
}
.step .icon{font-size:28px;margin-bottom:14px;color:var(--navy);}
.step h4{font-size:1rem;margin-bottom:6px;}
.step p{font-size:.85rem;color:var(--text-gray);}
.step-arrow{
  position:absolute;top:20px;right:-14%;color:var(--gold);font-size:20px;
}
.step:last-child .step-arrow{display:none;}
@media (max-width:900px){
  .steps{grid-template-columns:repeat(2,1fr);gap:34px;}
  .step-arrow{display:none;}
}
@media (max-width:560px){.steps{grid-template-columns:1fr;}}

/* ==========================================================================
   6. TWO-COLUMN INFO CARDS (For Schools / For Teachers on Home)
   ========================================================================== */
.split-cards{display:grid;grid-template-columns:1fr 1fr;gap:30px;}
.split-card{
  border-radius:var(--radius);padding:40px;box-shadow:var(--shadow);
  border:1px solid var(--border);
}
.split-card.gold-border{border-top:4px solid var(--gold);}
.split-card.navy-border{border-top:4px solid var(--navy);background:var(--bg-light);}
.split-card .icon-circle{
  width:60px;height:60px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  font-size:26px;margin-bottom:20px;
}
.split-card.gold-border .icon-circle{background:var(--gold);color:var(--navy);}
.split-card.navy-border .icon-circle{background:var(--navy);color:var(--gold);}
.split-card h3{margin-bottom:10px;}
.split-card p{color:var(--text-gray);margin-bottom:20px;}
@media (max-width:800px){.split-cards{grid-template-columns:1fr;}}

/* ==========================================================================
   7. CTA BANNER (with background photo)
   ========================================================================== */
.cta-banner{
  position:relative;color:var(--white);border-radius:var(--radius);overflow:hidden;
  min-height:220px;display:flex;align-items:center;background-size:cover;background-position:center;
}
.cta-banner:before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(13,27,62,.92) 40%,rgba(13,27,62,.35));
}
.cta-banner .cta-content{position:relative;z-index:1;padding:44px 50px;max-width:600px;}
.cta-banner h3{color:var(--white);font-size:1.6rem;}
.cta-banner p{color:var(--text-light);margin-bottom:22px;}
.cta-row{display:grid;grid-template-columns:1fr 1fr;gap:24px;}
@media (max-width:800px){.cta-row{grid-template-columns:1fr;}.cta-banner .cta-content{padding:34px 26px;}}

/* ==========================================================================
   8. STATS BAR
   ========================================================================== */
.stats-bar{
  background:var(--navy);color:var(--white);border-radius:var(--radius);
  padding:34px 20px;display:grid;grid-template-columns:repeat(4,1fr);gap:20px;text-align:center;
}
.stats-bar .stat b{font-size:2rem;color:var(--gold);display:block;font-family:'Kanit',sans-serif;}
.stats-bar .stat span{font-size:.9rem;color:var(--text-light);}
@media (max-width:700px){.stats-bar{grid-template-columns:repeat(2,1fr);}}

/* ==========================================================================
   9. FORMS
   ========================================================================== */
.form-wrap{
  background:var(--white);border:1px solid var(--border);border-radius:var(--radius);
  padding:40px;box-shadow:var(--shadow);
}
.form-section-title{
  display:flex;align-items:center;gap:10px;font-family:'Kanit',sans-serif;
  color:var(--navy);font-size:1.15rem;margin:30px 0 18px;padding-bottom:10px;border-bottom:2px solid var(--border);
}
.form-section-title:first-child{margin-top:0;}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-bottom:18px;}
.form-field label{display:block;font-size:.9rem;font-weight:600;margin-bottom:6px;color:var(--text-dark);}
.form-field label .req{color:#d64545;}
.form-field input,.form-field select,.form-field textarea{
  width:100%;padding:12px 14px;border:1px solid var(--border);border-radius:8px;
  font-size:.95rem;color:var(--text-dark);background:var(--white);
  box-sizing:border-box;line-height:1.4;
}
.form-field input[type="text"],.form-field input[type="email"],.form-field input[type="date"],
.form-field input[type="number"],.form-field select{
  height:48px;
}
.form-field select{
  appearance:none;-webkit-appearance:none;-moz-appearance:none;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20' fill='%235b6478'%3E%3Cpath fill-rule='evenodd' d='M5.23 7.21a.75.75 0 011.06.02L10 11.168l3.71-3.938a.75.75 0 111.08 1.04l-4.25 4.5a.75.75 0 01-1.08 0l-4.25-4.5a.75.75 0 01.02-1.06z' clip-rule='evenodd'/%3E%3C/svg%3E");
  background-repeat:no-repeat;
  background-position:right 14px center;
  background-size:16px;
  padding-right:38px;
}
.form-field input[type="date"]{
  padding-right:14px;
}
.form-field input:focus,.form-field select:focus,.form-field textarea:focus{
  outline:none;border-color:var(--gold);
}
.form-check{display:flex;align-items:flex-start;gap:8px;font-size:.85rem;color:var(--text-gray);margin:16px 0;}
.form-note{
  background:#fdf4e3;border:1px solid #f1d9a3;border-radius:8px;padding:16px 18px;font-size:.85rem;color:#7a5a1a;
}
@media (max-width:700px){.form-row{grid-template-columns:1fr;}}

.form-alert{padding:14px 18px;border-radius:8px;margin-bottom:20px;font-weight:600;}
.form-alert.success{background:#e6f7ee;color:#1c7a4a;border:1px solid #b8e7cc;}
.form-alert.error{background:#fdeaea;color:#b23636;border:1px solid #f5c2c2;}

.file-upload-box{
  position:relative;border:2px dashed var(--border);border-radius:10px;
  padding:26px 20px;text-align:center;color:var(--text-gray);font-size:.9rem;
  background:var(--bg-light);transition:.2s;
}
.file-upload-box i{display:block;font-size:24px;color:var(--gold-dark);margin-bottom:10px;}
.file-upload-box:hover{border-color:var(--gold);background:#fdf6ea;}
.file-upload-box input[type="file"]{
  position:absolute;inset:0;width:100%;height:100%;opacity:0;cursor:pointer;
}

/* ==========================================================================
   10. SIDEBAR BOXES
   ========================================================================== */
.side-box{
  background:var(--white);border:1px solid var(--border);border-radius:var(--radius);
  padding:28px;box-shadow:var(--shadow);margin-bottom:24px;
}
.side-box.navy{background:var(--navy);color:var(--white);}
.side-box.navy h3{color:var(--white);}
.side-box h3{font-size:1.1rem;margin-bottom:18px;}
.side-list{display:flex;flex-direction:column;gap:16px;}
.side-list .row{display:flex;gap:12px;align-items:flex-start;}
.side-list .icon-circle{
  width:38px;height:38px;border-radius:50%;background:var(--gold);color:var(--navy);
  display:flex;align-items:center;justify-content:center;flex-shrink:0;font-size:15px;
}
.side-box.navy .icon-circle{background:var(--gold);color:var(--navy);}
.side-list h5{margin:0 0 3px;font-size:.95rem;}
.side-list p{margin:0;font-size:.82rem;color:var(--text-gray);}
.side-box.navy .side-list p{color:var(--text-light);}
.contact-line{display:flex;gap:12px;align-items:flex-start;margin-bottom:14px;}
.contact-line .ic{color:var(--gold);width:20px;flex-shrink:0;}

.two-col{display:grid;grid-template-columns:2fr 1fr;gap:36px;align-items:start;}
@media (max-width:900px){.two-col{grid-template-columns:1fr;}}

.check-list li{
  display:flex;gap:10px;align-items:flex-start;margin-bottom:12px;font-size:.95rem;color:var(--text-dark);
}
.check-list li:before{content:"✓";color:var(--gold-dark);font-weight:700;}

.img-rounded{border-radius:var(--radius);box-shadow:var(--shadow);}

/* ==========================================================================
   11. TEAM CARDS
   ========================================================================== */
.team-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:30px;}
.team-card{text-align:center;}
.team-card .avatar{
  width:130px;height:130px;border-radius:50%;margin:0 auto 16px;border:3px solid var(--gold);
  background:var(--bg-light);display:flex;align-items:center;justify-content:center;font-size:44px;color:var(--navy);
  overflow:hidden;
}
.team-card .avatar img{width:100%;height:100%;object-fit:cover;}
.team-card h4{margin-bottom:2px;}
.team-card span{color:var(--gold-dark);font-size:.88rem;font-weight:600;}
@media (max-width:700px){.team-grid{grid-template-columns:1fr;}}

/* ==========================================================================
   12. FOOTER
   ========================================================================== */
.site-footer{background:var(--navy);color:var(--text-light);padding-top:60px;}
.footer-grid{
  display:grid;grid-template-columns:1.4fr 1fr 1fr 1.3fr;gap:40px;padding-bottom:40px;
  border-bottom:1px solid rgba(255,255,255,.1);
}
.footer-brand p{font-size:.88rem;margin:16px 0;color:var(--text-light);}
.footer-social{display:flex;gap:10px;}
.footer-social a{
  width:34px;height:34px;border-radius:50%;background:rgba(255,255,255,.08);
  display:flex;align-items:center;justify-content:center;font-size:14px;
}
.footer-col h5{color:var(--white);font-size:1rem;margin-bottom:16px;}
.footer-col ul li{margin-bottom:10px;font-size:.88rem;}
.footer-col ul li a:hover{color:var(--gold);}
.footer-contact li{display:flex;gap:10px;margin-bottom:14px;font-size:.85rem;align-items:flex-start;}
.footer-contact .ic{color:var(--gold);flex-shrink:0;}
.footer-bottom{text-align:center;padding:22px 0;font-size:.82rem;color:var(--text-light);margin-top:10px;}
@media (max-width:900px){.footer-grid{grid-template-columns:1fr 1fr;}}
@media (max-width:560px){.footer-grid{grid-template-columns:1fr;}}

.map-wrap{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);border:1px solid var(--border);}
.map-wrap iframe{width:100%;height:340px;border:0;display:block;}

.map-split{
  display:grid;grid-template-columns:1.15fr 1fr;gap:26px;align-items:center;
}
.map-split-img{max-width:640px;border-radius:var(--radius);overflow:hidden;box-shadow:0 6px 18px rgba(13,27,62,.10);border:1px solid var(--border);}
.map-split-text .section-title{text-align:left;}
.map-split-text .section-title:after{margin:14px 0 0;}
.map-split-text .check-list li{font-weight:600;}
@media (max-width:900px){
  .map-split{grid-template-columns:1fr;gap:30px;}
  .map-split-img{max-width:480px;margin:0 auto;}
  .map-split-text{text-align:center;}
  .map-split-text .section-title,.map-split-text .section-title:after{text-align:center;margin-left:auto;margin-right:auto;}
  .map-split-text .check-list{display:inline-block;text-align:left;}
}

.mt-40{margin-top:40px;}
.mb-40{margin-bottom:40px;}
.text-center{text-align:center;}