/* Okyanus: dalgalar ve mavi tonlar */
.theme-okyanus { --q-bg: #e0f2fe; --q-ink: #0c4a6e; --q-muted: #4b7a96; --q-line: #bae6fd; --q-accent: #0284c7; --q-accent-2: #0d9488; --q-sel: #e0f2fe; --q-radius: 24px; --q-passage: #f0f9ff; --q-passage-line: #bae6fd; --q-shadow: 0 16px 40px rgba(2, 132, 199, .14); }
.theme-okyanus .quiz-stage { background: linear-gradient(180deg, #e0f2fe 0, #bae6fd 100%); position: relative; overflow: hidden; }
.theme-okyanus .quiz-stage::after { content: ''; position: absolute; left: 0; right: 0; bottom: 0; height: 140px; background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1440 140' preserveAspectRatio='none'%3E%3Cpath fill='%230284c7' fill-opacity='.18' d='M0 60c120 40 240 40 360 0s240-40 360 0 240 40 360 0 240-40 360 0v80H0z'/%3E%3Cpath fill='%230369a1' fill-opacity='.2' d='M0 90c160 30 320 30 480 0s320-30 480 0 320 30 480 0v50H0z'/%3E%3C/svg%3E") bottom / 100% 140px no-repeat; pointer-events: none; }
.theme-okyanus .quiz-stage > * { position: relative; z-index: 1; }
.theme-okyanus .q { border: 0; }
.theme-okyanus .mc-letter { border-radius: 50%; }
.theme-okyanus .qb-progress span { background: linear-gradient(90deg, #38bdf8, #0d9488); }