/* ───────────────────────────────────────────────────────────
   Reset พื้นฐาน: ล้าง margin/padding และใช้ border-box ทั้งหน้า
   ─────────────────────────────────────────────────────────── */
* { margin: 0; padding: 0; box-sizing: border-box; }

/* ───────────────────────────────────────────────────────────
   ตั้งฟอนต์หลักทั้งเว็บเป็น Kanit (สืบทอดไปทุกองค์ประกอบ)
   ─────────────────────────────────────────────────────────── */
html{
    font-family: "Kanit", system-ui, -apple-system, "Segoe UI", Roboto, "Noto Sans Thai", sans-serif;
}
body {
    /* เดิม: font-family: 'Poppins', sans-serif;  → ใช้ Kanit ผ่านการสืบทอด */
    font-family: inherit;
    background-color: #111;
    color: #fff;
    line-height: 1.6;
    overflow-x: hidden; /* กันหน้าเว็บเลื่อนแนวนอน */
}

/* ───────────────────────────────────────────────────────────
   กล่องคอนเทนเนอร์กลางหน้า
   ─────────────────────────────────────────────────────────── */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ───────────────────────────────────────────────────────────
   Navbar ตรึงบน + ทำให้ทั้งแท่งอยู่กลางด้วย left:50% + translateX
   ─────────────────────────────────────────────────────────── */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(17, 17, 17, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 1.5rem 2rem;
    height: 80px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 1.2rem;
}

.nav-brand h3 {
    color: #aaa;
    font-weight: 600;
    font-size: 1.5rem;
}

/* เมนูแนวนอน + เส้นไฮไลต์ใต้ลิงก์ตอนโฮเวอร์ */
.nav-menu { display: flex; list-style: none; gap: 2rem; }
.nav-link {
    color: #aaa;
    text-decoration: none;
    font-weight: 400;
    transition: color 0.3s ease;
    position: relative;
}
.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -5px;
    left: 0;
    background-color: #fff;
    transition: width 0.3s ease;
}
.nav-link:hover { color: #fff; }
.nav-link:hover::after { width: 100%; }

/* ปุ่ม Hamburger (โชว์เฉพาะจอเล็กใน media query ด้านล่าง) */
.hamburger { display: none; flex-direction: column; cursor: pointer; }
.hamburger span {
    width: 25px; height: 3px; background: #aaa; margin: 3px 0; transition: 0.3s;
}

/* ───────────────────────────────────────────────────────────
   HERO SECTION – สองคอลัมน์: ข้อความ | รูป
   ─────────────────────────────────────────────────────────── */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 90px; /* กันชนกับ navbar fixed */
}
.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

/* ขนาดตัวอักษรใน hero */
.hero-text h1 {
    font-size: 4rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: #fff;
}
.hero-text h2 {
    font-size: 1.5rem;
    color: #aaa;
    margin-bottom: 1rem;
    font-weight: 400;
}
.hero-text p { color: #aaa; margin-bottom: 2rem; font-size: 1.1rem; }

/* ปุ่ม CTA */
.cta-button {
    background: #333; color: #fff;
    padding: 12px 30px; border: none; border-radius: 25px;
    cursor: pointer; font-size: 1rem; transition: all 0.3s ease;
}
.cta-button:hover { background: #555; transform: translateY(-2px); }

/* แอนิเมชันเข้า: ข้อความจากซ้าย, รูปจากขวา */
.hero-text {
    opacity: 0; transform: translateX(-50px);
    animation: slideInLeft 1s ease-out 0.5s forwards;
}
.hero-image {
    display: flex; justify-content: center; min-width: 350px; flex-shrink: 0;
    opacity: 0; transform: translateX(50px);
    animation: slideInRight 1s ease-out 0.8s forwards;
}
@keyframes slideInLeft { to { opacity: 1; transform: translateX(0); } }
@keyframes slideInRight{ to { opacity: 1; transform: translateX(0); } }

/* ───────────────────────────────────────────────────────────
   กรอบรูปโปรไฟล์ 
   ─────────────────────────────────────────────────────────── */
.profile-img{
    width: 350px; height: 350px;
    background: #222; border-radius: 20px;
    position: relative; overflow: visible; transition: all 0.3s ease;
    cursor: pointer;
}
.profile-img img{
    width: 100%; height: 100%; object-fit: cover;
    border-radius: inherit; transition: all 0.3s ease;
}

/* ───────────────────────────────────────────────────────────
   Skills + Filter buttons
   ─────────────────────────────────────────────────────────── */
.skills{ padding:3rem 0; }
.section-title{
    text-align:left; font-size:1.8rem; margin-bottom:2rem; color:#fff;
}

/* ปุ่มกรอง */
.skill-filters, .contact-filters{
    display:flex; gap:1rem; margin-bottom:2rem; flex-wrap:wrap;
}
.filter-btn{
    background:#222; color:#aaa; padding:.6rem 1.2rem; border:none; border-radius:6px;
    cursor:pointer; font-size:.9rem; transition: all .3s ease;
    /* เดิม: font-family: 'Poppins', sans-serif;  → ให้สืบทอด Kanit */
    font-family: inherit;
}
.filter-btn:hover{ background:#333; color:#fff; }
.filter-btn.active{ background:#444; color:#fff; }

.skills-container, .contact-container{ min-height:200px; }

/* การ์ดสกิล/ช่องทางติดต่อ */
.skills-grid, .contact-grid{
    display:flex; flex-wrap:wrap; gap:1rem; transition: all .3s ease;
}
.skill-card, .contact-card{
    background:#222; padding:1rem 1.5rem; border-radius:8px;
    display:flex; align-items:center; gap:.8rem; transition: all .3s ease;
    font-size:.9rem; min-width:160px;
    opacity:0; transform:translateX(50px); /* ก่อนถูก animate เข้ามา */
}
.skill-card.animate, .contact-card.animate{ opacity:1; transform:translateX(0); }

/* สีประจำสกิล (ไอคอน + ตัวอักษร) */
.skill-card[data-skill="Illustrator"] i { color: #e34f26; } .skill-card[data-skill="Illustrator"] span { color: #e34f26; }
.skill-card[data-skill="css3"] i { color: #1572b6; } .skill-card[data-skill="css3"] span { color: #1572b6; }
.skill-card[data-skill="javascript"] i { color: #f7df1e; } .skill-card[data-skill="javascript"] span { color: #f7df1e; }
.skill-card[data-skill="react"] i { color: #61dafb; } .skill-card[data-skill="react"] span { color: #61dafb; }
.skill-card[data-skill="Lightroom"] i { color: #4fc08d; } .skill-card[data-skill="Lightroom"] span { color: #4fc08d; }
.skill-card[data-skill="bootstrap"] i { color: #7952b3; } .skill-card[data-skill="bootstrap"] span { color: #7952b3; }
.skill-card[data-skill="sass"] i { color: #cc6699; } .skill-card[data-skill="sass"] span { color: #cc6699; }
.skill-card[data-skill="tailwind"] i { color: #06b6d4; } .skill-card[data-skill="tailwind"] span { color: #06b6d4; }
.skill-card[data-skill="Figma"] i { color: #b14edf; } .skill-card[data-skill="Figma"] span { color: #b14edf; }
.skill-card[data-skill="Html"] i { color: #e95e37; } .skill-card[data-skill="Html"] span { color: #e95e37; }
.skill-card[data-skill="laravel"] i { color: #dd2017; } .skill-card[data-skill="laravel"] span { color: #ff2d20; }
.skill-card[data-skill="mysql"] i { color: #4479a1; } .skill-card[data-skill="mysql"] span { color: #4479a1; }
.skill-card[data-skill="mongodb"] i { color: #47a248; } .skill-card[data-skill="mongodb"] span { color: #47a248; }
.skill-card[data-skill="firebase"] i { color: #ffca28; } .skill-card[data-skill="firebase"] span { color: #ffca28; }
.skill-card[data-skill="express"] i { color: #fff; }     .skill-card[data-skill="express"] span { color: #fff; }
.skill-card[data-skill="python"] i { color: #3776ab; }   .skill-card[data-skill="python"] span { color: #3776ab; }
.skill-card[data-skill="git"] i { color: #f05032; }      .skill-card[data-skill="git"] span { color: #f05032; }
.skill-card[data-skill="github"] i { color: #fff; }      .skill-card[data-skill="github"] span { color: #fff; }
.skill-card[data-skill="figma"] i { color: #f24e1e; }    .skill-card[data-skill="figma"] span { color: #f24e1e; }
.skill-card[data-skill="vscode"] i { color: #007acc; }   .skill-card[data-skill="vscode"] span { color: #007acc; }
.skill-card[data-skill="npm"] i { color: #cb3837; }      .skill-card[data-skill="npm"] span { color: #cb3837; }
.skill-card[data-skill="docker"] i { color: #2496ed; }   .skill-card[data-skill="docker"] span { color: #2496ed; }
.skill-card[data-skill="terminal"] i { color: #4d4d4d; } .skill-card[data-skill="terminal"] span { color: #4d4d4d; }
.skill-card[data-skill="adobe"] i { color: #ff0000; }    .skill-card[data-skill="adobe"] span { color: #ff0000; }

.skill-card.hidden, .contact-card.hidden{ display: none; } /* ใช้ซ่อนตอนกรอง */
.skill-card:hover, .contact-card:hover{ transform: translateY(-2px); background:#333; }
.skill-card i, .contact-card i{ font-size: 1.2rem; flex-shrink:0; }
.skill-card span, .contact-card span{ font-weight: 400; white-space: nowrap; }

/* ───────────────────────────────────────────────────────────
   Brands – แถบโลโก้เ
   ─────────────────────────────────────────────────────────── */
.bar{ padding:3rem 0; background:#0f0f0f; overflow:hidden; }
.bar .section-title{ font-size:1.8rem; margin-bottom:1rem; }
.bar p{ color:#aaa; margin-bottom:2rem; font-size:.9rem; }

/* แถบเลื่อน (ซ่อนสกอลล์บาร์) */
.brand-slider{
    margin-top:1.5rem; overflow-x:auto; overflow-y:hidden;
    scrollbar-width:none; -ms-overflow-style:none;
}
.brand-slider::-webkit-scrollbar{ display:none; }

/* แทร็กโลโก้: ความกว้างคำนวณจากจำนวนโลโก้ (ตอนนี้ 16 ชิ้น) */
.brand-track{
    display:flex;
    animation: scroll 20s linear infinite;
    width: calc(120px * 16); /* ถ้าเพิ่ม/ลดโลโก้ ปรับตัวเลขนี้ให้ตรงจำนวน */
    animation-play-state: running;
    cursor: grab; user-select: none; flex-shrink: 0;
}
.brand-track:hover{ animation-play-state: running; }
.brand-track:active{ cursor: grabbing; }

.brand-item{
    display:flex; align-items:center; justify-content:center;
    min-width:120px; padding:.8rem; transition: all .3s ease;
}
.brand-item i{ font-size:2.5rem; color:#aaa; transition: color .3s; }
.brand-item:hover i{ color: inherit; }

/* สีจริงของแบรนด์ตอนโฮเวอร์ */
.brand-item[data-brand="google"]:hover i   { color:#4285f4; }
.brand-item[data-brand="facebook"]:hover i { color:#1877f2; }
.brand-item[data-brand="youtube"]:hover i  { color:#ff0000; }
.brand-item[data-brand="github"]:hover i   { color:#fff; }
.brand-item[data-brand="microsoft"]:hover i{ color:#00a1f1; }
.brand-item[data-brand="apple"]:hover i    { color:#fff; }
.brand-item[data-brand="dribbble"]:hover i { color:#ea4c89; }
.brand-item[data-brand="spotify"]:hover i  { color:#1db954; }
.brand-item span{ display:none; }

/* วิ่งซ้ายต่อเนื่อง */
@keyframes scroll{ 0%{ transform:translateX(0);} 100%{ transform:translateX(-50%);} }

/* ───────────────────────────────────────────────────────────
   Projects – การ์ดงาน + แอนิเมชันเข้า
   ─────────────────────────────────────────────────────────── */
.projects{ padding:4rem 0; }
.projects-grid{
    display:grid; grid-template-columns:repeat(auto-fit, minmax(500px, 1fr)); gap:2rem;
}
.project-card{
    background:#222; border-radius:15px; overflow:hidden;
    transition: transform .3s ease; opacity:0; transform:translateY(50px);
}
.project-card.animate{ opacity:1; transform:translateY(0); }
.project-card:nth-child(odd).animate { animation: slideInLeft  .8s ease-out forwards; }
.project-card:nth-child(even).animate{ animation: slideInRight .8s ease-out forwards; }

.project-card:hover{ transform: translateY(-5px); }
.project-image{ height:200px; position:relative; overflow:hidden; }
.project-placeholder{
    width:100%; height:100%; background:#333; position:relative; overflow:hidden;
    transition: all .3s ease; cursor:pointer;
}
.project-placeholder img{ width:100%; height:100%; object-fit:cover; transition: all .3s ease; }
.project-placeholder.clicked{
    transform: rotate(5deg) scale(1.05);
    box-shadow: 0 0 20px rgba(255,255,255,.3);
}
.project-placeholder.clicked img{ transform: scale(1.1); }
.project-card:hover .project-placeholder{ transform: scale(1.1); }

.project-info{ padding:1.5rem; }
.project-info h3{ color:#fff; margin-bottom:1rem; font-size:1.3rem; }
.project-tech{ display:flex; flex-wrap:wrap; gap:.5rem; margin-bottom:1rem; }
.tech-tag{ background:#333; color:#aaa; padding:.3rem .8rem; border-radius:15px; font-size:.8rem; }
.project-info p{ color:#aaa; line-height:1.6; }

/* ───────────────────────────────────────────────────────────
   Contact / Message – ฟอร์มส่งข้อความ
   ─────────────────────────────────────────────────────────── */
.contact{ padding:3rem 0; background:#0f0f0f; }
.contact .section-title{ font-size:1.8rem; margin-bottom:2rem; }

.message{ padding:4rem 0; background:#111; }
.contact-form-section{ display:flex; flex-direction:column; align-items:center; text-align:center; }
.contact-form-section .section-title{ color:#fff; margin-bottom:2rem; font-size:1.8rem; text-align:center; }

.contact-form{
    max-width:600px; width:100%; opacity:0; transform:translateY(50px); transition: all .8s ease;
}
.contact-form.animate{ opacity:1; transform:translateY(0); }

.form-row{ display:grid; grid-template-columns:1fr 1fr; gap:1rem; }
.form-group{ margin-bottom:1.5rem; }
.form-group input,
.form-group textarea{
    width:100%; padding:1rem 1.2rem; background:#222; border:1px solid #333; border-radius:8px;
    color:#fff; font-size:.9rem;
    /* เดิม: font-family: 'Poppins', sans-serif; → สืบทอด Kanit */
    font-family: inherit;
    transition: border-color .3s ease;
}
.form-group input:focus, .form-group textarea:focus{ outline:none; border-color:#555; }
.form-group input::placeholder, .form-group textarea::placeholder{ color:#666; }

.submit-btn{
    background:#333; color:#fff; padding:1rem 2rem; border:none; border-radius:8px; cursor:pointer;
    font-size:1rem; display:flex; align-items:center; gap:.5rem;
    /* เดิม: font-family: 'Poppins', sans-serif; → สืบทอด Kanit */
    font-family: inherit;
    transition: all .3s ease; margin:0 auto;
}
.submit-btn:hover{ background:#555; transform: translateY(-2px); }

/* ───────────────────────────────────────────────────────────
   Offset เวลาเลื่อนด้วยแฮช (#id) จะไม่โดน navbar บัง
   ─────────────────────────────────────────────────────────── */
section{ scroll-margin-top: 100px; }

/* ───────────────────────────────────────────────────────────
   Footer
   ─────────────────────────────────────────────────────────── */
.footer{ padding:2rem 0; text-align:center; border-top:1px solid #333; }
.footer p{ color:#666; }

/* ───────────────────────────────────────────────────────────
   Responsive ≤ 768px: เมนูเลื่อนลง, Hero คอลัมน์เดียว, ปรับกริด
   ─────────────────────────────────────────────────────────── */
@media (max-width: 768px) {
    .hamburger{ display:flex; }
    .nav-menu{
        position: fixed; left: -100%; top: 80px;
        flex-direction: column; background-color: #111;
        width: 100%; text-align: center; transition: 0.3s; padding: 2rem 0;
    }
    .nav-menu.active{ left: 0; }

    .hero-content{ grid-template-columns: 1fr; text-align:center; gap:2rem; }
    .hero-image{ min-width:auto; order:-1; }
    .hero-text h1{ font-size: 2.5rem; }

    
    .projects-grid{ grid-template-columns:1fr; }
    .skills-grid{ grid-template-columns: repeat(2, 1fr); }

    .profile-img{ width:250px; height:250px; font-size:4rem; }
    .form-row{ grid-template-columns:1fr; }
}

/* ───────────────────────────────────────────────────────────
   Responsive ≤ 480px: ลดขนาดหัวข้อ + คอลัมน์เดียว
   ─────────────────────────────────────────────────────────── */
@media (max-width: 480px) {
    .hero-text h1{ font-size: 2rem; }
    .section-title{ font-size: 2rem; }
    .skills-grid{ grid-template-columns: 1fr; }
    .contact-info{ grid-template-columns: 1fr; }
}
/* ── Footer: ปุ่มโซเชียล ─────────────────────────── */
.footer .container{
display: flex;
  flex-direction: column;   /* ปุ่มอยู่บน ข้อความอยู่ล่าง */
  align-items: center;      /* กึ่งกลางแนวนอน */
  justify-content: center;  /* กึ่งกลางในกล่อง footer */
  gap: 14px;                /* ระยะห่างระหว่างปุ่มกับข้อความ */
}

.footer-socials{
  display: flex;
  justify-content: center;  /* กึ่งกลางชุดปุ่ม */
  align-items: center;
  gap: 12px;
}
.footer p{ text-align: center; }

.social-btn{
  width: 44px; height: 44px;
  border-radius: 12px;
  display: grid; place-items: center;
  color: #e5e7eb;                  /* สีไอคอน */
  background: #1c1c1c;             /* พื้นหลังปุ่ม */
  border: 1px solid #2a2a2a;
  box-shadow: 0 6px 16px rgba(0,0,0,.25);
  transition: transform .2s ease, background .2s ease, color .2s ease;
}
.social-btn i{ font-size: 18px; }

.social-btn:hover{ transform: translateY(-2px); background: #262626; color:#fff; }
.social-btn:focus-visible{
  outline: 2px solid #7c3aed; outline-offset: 2px;
}

/* สีแบรนด์เวลาโฮเวอร์ */
.social-btn.is-fb:hover      { background: #1877F2; }
.social-btn.is-discord:hover { background: #5865F2; }
/* Instagram ทำเป็นไล่เฉด */
.social-btn.is-ig:hover{
  background: linear-gradient(45deg,#f09433 0%,#e6683c 25%,#dc2743 50%,#cc2366 75%,#bc1888 100%);
}

/* ถ้าอยากให้ปุ่มอยู่ชิดขวาทั้งหมด ให้ใช้ layout แบบแถว: */
/* .footer .container{ flex-direction: row; justify-content: space-between; } */
.project-card {
  text-decoration: none;
}
.project-card h3 {
  text-decoration: none;
  border-bottom: none;
}
.project-card:hover h3 {
  text-decoration: none;
}