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

:root { --bg-page: #2c2f36; --bg-container: #383c45; --bg-card: #40444e; --bg-preview: #32363e; --border: #4e535f; --text-primary: #dde1e8; --text-muted: #acb0b9; --accent: #4a90d9; --accent-hover: #3578bf; --shadow: rgb(0 0 0 / .35); --modal-bg: #383c45; --btn-secondary-bg: #2c2f36; --btn-secondary-border: #5a5f6b; --btn-secondary-text: #b0b6c2; }
body { min-height: 100vh; margin: 0; padding: 3vh 3vw; background: var(--bg-page); color: var(--text-primary); font-family: Overlock, sans-serif; }
.container { width: min(92vw, 1400px); margin: auto; padding: clamp(24px, 4vh, 52px) clamp(20px, 4vw, 52px); border-radius: 20px; background: var(--bg-container); box-shadow: 0 4px 40px var(--shadow); }
h1 { margin: 0 0 8px; color: var(--text-primary); font-size: clamp(1.4rem, 3vw, 2.2rem); font-weight: 900; letter-spacing: -.5px; text-align: center; }
.description { margin: 0 0 clamp(20px, 3vh, 40px); color: var(--text-muted); font-size: clamp(13px, 1.2vw, 16px); text-align: center; }
.card-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(14px, 2vw, 28px); }
.card { display: flex; overflow: hidden; flex-direction: column; border: 1.5px solid var(--border); border-radius: 14px; background: var(--bg-card); transition: transform .2s ease, box-shadow .2s ease; }
.card:hover, .card:focus-within { transform: translateY(-4px); box-shadow: 0 12px 32px var(--shadow); }
.card-preview { display: block; width: 100%; margin: 0; padding: 0; border: 0; background: var(--bg-preview); color: inherit; cursor: pointer; text-align: inherit; }
.preview-wrap { position: relative; display: block; width: 100%; height: clamp(130px, 18vh, 220px); overflow: hidden; }
.preview-wrap iframe { position: absolute; top: 0; left: 0; width: 1280px; height: 900px; border: 0; pointer-events: none; transform: scale(.245); transform-origin: top left; }
.card-body { display: flex; flex: 1; flex-direction: column; padding: clamp(12px, 1.5vh, 20px) clamp(14px, 1.5vw, 22px); }
.card-title { margin: 0 0 6px; color: var(--text-primary); font-size: clamp(.9rem, 1.2vw, 1.1rem); font-weight: 700; }
.card-desc { flex: 1; margin: 0 0 14px; color: var(--text-muted); font-size: clamp(12px, 1vw, 14px); line-height: 1.5; }
.card-btn { display: inline-block; width: 100%; padding: clamp(8px, 1vh, 11px) 0; border: 0; border-radius: 8px; background: var(--accent); color: #f0f3f8; cursor: pointer; font: 700 clamp(13px, 1vw, 15px) Overlock, sans-serif; letter-spacing: .2px; text-align: center; text-decoration: none; transition: background .2s; }
.card-btn:hover { background: var(--accent-hover); }
.modal-overlay { position: fixed; inset: 0; z-index: 1000; display: none; align-items: center; justify-content: center; background: rgb(0 0 0 / .45); }
.modal-overlay.active { display: flex; }
.modal { width: min(90%, 380px); padding: 32px 28px 24px; border: 1px solid var(--border); border-radius: 14px; background: var(--modal-bg); box-shadow: 0 8px 40px var(--shadow); text-align: center; animation: pop-in .18s cubic-bezier(.4, 1.6, .6, 1) both; }
@keyframes pop-in { from { opacity: 0; transform: scale(.88); } to { opacity: 1; transform: scale(1); } }
.modal h2 { margin: 0 0 12px; font-size: 18px; }
.modal p { margin: 0 0 24px; color: var(--text-muted); font-size: 15px; line-height: 1.5; }
.modal p a { color: #e07070; font-weight: 700; }
.modal-buttons { display: flex; justify-content: center; gap: 10px; }
.btn-close, .btn-proceed { padding: 10px 22px; border-radius: 8px; cursor: pointer; font: 700 14px Overlock, sans-serif; transition: background .2s; }
.btn-close { border: 2px solid var(--btn-secondary-border); background: var(--btn-secondary-bg); color: var(--btn-secondary-text); }
.btn-close:hover { background: #252830; }
.btn-proceed { border: 0; background: var(--accent); color: #f0f3f8; }
.btn-proceed:hover { background: var(--accent-hover); }
.site-footer { padding: 18px 10px 0; color: var(--text-muted); font-size: 13px; text-align: center; }
:focus-visible { outline: 3px solid #9bc8ff; outline-offset: 3px; }
@media (max-width: 1050px) { .card-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 640px) { body { padding: 16px; } .container { width: 100%; padding: 24px 20px; } .card-grid { grid-template-columns: 1fr; } }