*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
    --green: #485935; --green-dark: #35432a; --green-light: #cadbb7; --green-mid: #93a267;
    --red: #a67b5b; --red-dark: #6f4e37; --red-light: #ecdccd;
    --black: #0a0a0a; --black-soft: #111827;
    --white: #ffffff; --gray-50: #f9fafb; --gray-100: #f3f4f6; --gray-200: #e5e7eb;
    --gray-300: #d1d5db; --gray-400: #9ca3af; --gray-600: #4b5563; --gray-700: #374151; --gray-800: #1f2937;
    --gold: #d4af37; --gold-light: #f3e4b5;
    --font-main: 'Inter', sans-serif; --font-display: 'Poppins', sans-serif; --font-script: 'Caveat', cursive;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.08); --shadow: 0 4px 16px rgba(0,0,0,0.1);
    --shadow-lg: 0 8px 32px rgba(0,0,0,0.15); --shadow-xl: 0 16px 48px rgba(0,0,0,0.2);
    --radius: 12px; --radius-sm: 8px; --radius-lg: 20px; --radius-xl: 28px;
    --transition: 0.3s ease;
  }

html { scroll-behavior: smooth; }

body { font-family: var(--font-main); color: var(--black-soft); background: var(--white); overflow-x: hidden; }

img { max-width: 100%; display: block; }

a { text-decoration: none; color: inherit; }

ul { list-style: none; }

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

.section { padding: 90px 0; }

.section-header { text-align: center; margin-bottom: 56px; }

.section-title { font-family: var(--font-display); font-size: clamp(1.6rem, 3vw, 2.4rem); font-weight: 700; color: var(--black-soft); }

.section-subtitle { font-size: 1rem; color: var(--gray-600); max-width: 600px; margin: 12px auto 0; }

.badge { display: inline-block; padding: 6px 16px; border-radius: 30px; font-size: 0.8rem; font-weight: 600; letter-spacing: 0.5px; text-transform: uppercase; }

.badge-green { background: var(--green-light); color: var(--green-dark); }

.badge-red { background: var(--red-light); color: var(--red-dark); }

.badge-gold { background: var(--gold-light); color: #7a5c14; }

.btn { display: inline-flex; align-items: center; gap: 8px; padding: 12px 28px; border-radius: 8px; font-weight: 600; font-size: 0.95rem; cursor: pointer; border: none; transition: var(--transition); font-family: var(--font-main); }

.btn-green { background: var(--green); color: var(--white); }

.btn-green:hover { background: var(--green-dark); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(72,89,53,0.3); }

.btn-outline-white { background: transparent; color: var(--white); border: 2px solid var(--white); }

.btn-outline-white:hover { background: var(--white); color: var(--black-soft); }

.animate-on-scroll { opacity: 0; transform: translateY(30px); transition: opacity 0.6s ease, transform 0.6s ease; }

.animate-on-scroll.visible { opacity: 1; transform: translateY(0); }

:focus-visible { outline: 3px solid var(--green-mid); outline-offset: 2px; }

#cert-hero { position: relative; min-height: 60vh; display: flex; align-items: center; overflow: hidden; background: linear-gradient(135deg, var(--black-soft) 0%, #1a1a2e 100%); }

.cert-hero-bg { position: absolute; inset: 0; opacity: 0.16; background-image: radial-gradient(circle at 20% 20%, var(--green-mid) 0, transparent 40%), radial-gradient(circle at 85% 70%, var(--gold) 0, transparent 35%); }

.cert-hero-content { position: relative; z-index: 2; max-width: 720px; padding: 60px 20px; margin: 0 auto; text-align: center; }

.cert-hero-content .badge { margin-bottom: 22px; }

.cert-hero-content h1 { font-family: var(--font-display); font-size: clamp(2rem, 4.6vw, 3.2rem); font-weight: 800; color: var(--white); line-height: 1.15; margin-bottom: 18px; }

.cert-hero-content h1 span { color: var(--green-mid); }

.cert-hero-content p { font-size: 1.05rem; color: rgba(255,255,255,0.78); line-height: 1.75; margin-bottom: 30px; }

.hero-btns { display: flex; gap: 14px; flex-wrap: wrap; justify-content: center; }

#cert-showcase { background: var(--gray-50); }

.showcase-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 56px; align-items: center; }

.cert-stage { perspective: 1400px; display: flex; justify-content: center; }

.showcase-content .section-title { text-align: left; margin-top: 12px; }

.showcase-content > p.lead-text { color: var(--gray-600); line-height: 1.8; margin: 16px 0 24px; font-size: 0.96rem; }

.cert-list li { display: flex; align-items: flex-start; gap: 12px; margin-bottom: 14px; font-size: 0.9rem; color: var(--gray-700); line-height: 1.6; }

.cert-list li i { color: var(--green); margin-top: 3px; flex-shrink: 0; }

.cert-card {
    width:100%;
    max-width:700px;
    margin:auto;
    overflow:hidden;
    border-radius:20px;
    background:#fff;
    box-shadow:0 15px 40px rgba(0,0,0,.15);
    transition:transform .35s ease;
    transform-style:preserve-3d;
    cursor:pointer;
}

.cert-image {
    width:100%;
    display:block;
    border-radius:20px;
    object-fit:contain;
    pointer-events:none;
}

#achievements { background: var(--white); }

.ach-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }

.ach-card { background: var(--gray-50); border: 1px solid var(--gray-200); border-radius: var(--radius-lg); overflow: hidden; transition: var(--transition); position: relative; }

.ach-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-xl); border-color: var(--green-light); }

.ach-img { height: 200px; overflow: hidden; position: relative; }

.ach-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }

.ach-card:hover .ach-img img { transform: scale(1.07); }

.ach-medal { position: absolute; top: 14px; right: 14px; width: 38px; height: 38px; border-radius: 50%; background: var(--gold); color: white; display: flex; align-items: center; justify-content: center; font-size: 1rem; box-shadow: 0 4px 14px rgba(212,175,55,0.5); }

.ach-body { padding: 20px; }

.ach-tag { font-size: 0.72rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.05em; color: var(--green-dark); background: var(--green-light); padding: 4px 11px; border-radius: 20px; display: inline-block; margin-bottom: 10px; }

.ach-name { font-family: var(--font-display); font-weight: 700; font-size: 1.02rem; color: var(--black-soft); margin-bottom: 4px; }

.ach-course { font-size: 0.82rem; color: var(--gray-600); margin-bottom: 10px; }

.ach-desc { font-size: 0.84rem; color: var(--gray-600); line-height: 1.6; }

#design-gallery { background: var(--gray-50); }

.design-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }

.mini-cert { aspect-ratio: 1.5/1; border-radius: var(--radius); padding: 20px; position: relative; overflow: hidden; box-shadow: var(--shadow); transition: var(--transition); border: 1px solid rgba(0,0,0,0.06); }

.mini-cert:hover { transform: translateY(-6px); box-shadow: var(--shadow-xl); }

.mini-cert .mc-tag { position: absolute; top: 12px; right: 12px; font-size: 0.62rem; font-weight: 700; padding: 4px 9px; border-radius: 12px; text-transform: uppercase; letter-spacing: 0.05em; }

.mc-id { background: linear-gradient(135deg, var(--black-soft), #1f2937); color: white; }

.mc-id .mc-tag { background: var(--red); color: white; }

.mc-id .mc-mini-name { font-family: var(--font-script); font-size: 1.4rem; color: white; }

.mc-id .mc-mini-role { font-size: 0.7rem; color: rgba(255,255,255,0.6); margin-top: 4px; }

.mc-id .mc-photo { width: 46px; height: 46px; border-radius: 50%; background: var(--green-mid); margin-bottom: 12px; display:flex; align-items:center; justify-content:center; color:white; font-size:1.1rem; }

.mc-transcript { background: linear-gradient(135deg, #f6f7f1, #e8eddc); }

.mc-transcript .mc-tag { background: var(--green); color: white; }

.mc-transcript .mc-row { display: flex; justify-content: space-between; font-size: 0.72rem; color: var(--gray-700); padding: 4px 0; border-bottom: 1px dashed var(--gray-300); }

.mc-appreciation { background: linear-gradient(135deg, #fffdf6, #fbf6e4); border: 1px solid var(--gold-light); }

.mc-appreciation .mc-tag { background: var(--gold); color: white; }

.mc-appreciation .mc-star { color: var(--gold); font-size: 1.4rem; margin-bottom: 8px; }

.mc-appreciation .mc-mini-name { font-family: var(--font-script); font-size: 1.3rem; color: var(--black-soft); }

.mini-cert-label { text-align: center; margin-top: 14px; font-size: 0.85rem; font-weight: 600; color: var(--gray-700); }

#verify { background: linear-gradient(135deg, var(--green-dark) 0%, #35432a 100%); }

#verify .section-title, #verify .section-subtitle { color: white; }

#verify .section-subtitle { color: rgba(255,255,255,0.7); }

.verify-steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-bottom: 40px; }

.verify-step { background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.18); border-radius: var(--radius); padding: 26px 22px; text-align: center; }

.verify-step .vstep-num { font-family: var(--font-display); font-weight: 800; font-size: 1.6rem; color: var(--green-mid); margin-bottom: 10px; }

.verify-step h4 { color: white; font-family: var(--font-display); margin-bottom: 8px; font-size: 1rem; }

.verify-step p { color: rgba(255,255,255,0.7); font-size: 0.84rem; line-height: 1.6; }

.verify-badges { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; }

.verify-badges span { background: rgba(255,255,255,0.12); border: 1px solid rgba(255,255,255,0.25); border-radius: 8px; padding: 9px 16px; font-size: 0.8rem; font-weight: 600; color: rgba(255,255,255,0.85); }

#cta-banner { background: var(--white); padding: 70px 0; text-align: center; }

#cta-banner h2 { font-family: var(--font-display); font-size: 1.8rem; font-weight: 800; margin-bottom: 14px; }

#cta-banner p { color: var(--gray-600); margin-bottom: 26px; max-width: 520px; margin-left: auto; margin-right: auto; }

@media (max-width: 1024px) {
.showcase-grid { grid-template-columns: 1fr; }

.showcase-content { order: 2; }

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

.verify-steps { grid-template-columns: 1fr; }

}

@media (max-width: 768px) {
.ach-grid, .design-grid { grid-template-columns: 1fr; }

.cert-name { font-size: 1.6rem; }

}

.text-center {
    width:100%;
    text-align:center;
}

.success-btn {
    display:inline-flex;
    align-items:center;
    justify-content:center;
    gap:10px;
    padding:15px 35px;
    background:linear-gradient(135deg,#485935,#93a267);
    color:#fff;
    font-size:17px;
    font-weight:600;
    border-radius:50px;
    text-decoration:none;
    box-shadow:0 10px 25px rgba(72,89,53,.3);
    transition:.35s ease;
}

.success-btn:hover {
    transform:translateY(-4px);
    background:linear-gradient(135deg,#35432a,#485935);
    box-shadow:0 15px 35px rgba(72,89,53,.45);
    color:#fff;
}

.success-btn i {
    font-size:18px;
}