/* ==========================================================================
   Digital Otters SEO Checker v2 – Full-Width Elegant Design
   ========================================================================== */

:root {
    --do-bg:         #f5f6fa;
    --do-surface:    #ffffff;
    --do-primary:    #0a0f1e;
    --do-primary-l:  #131b30;
    --do-accent:     #00c9a7;
    --do-accent-h:   #00e6bf;
    --do-accent-d:   #00a88c;
    --do-accent-glow: rgba(0,201,167,0.18);
    --do-secondary:  #6366f1;
    --do-sec-glow:   rgba(99,102,241,0.15);
    --do-text:       #334155;
    --do-text-l:     #64748b;
    --do-text-d:     #0f172a;
    --do-border:     #e2e8f0;
    --do-green:      #22c55e;
    --do-green-bg:   rgba(34,197,94,0.08);
    --do-yellow:     #f59e0b;
    --do-yellow-bg:  rgba(245,158,11,0.08);
    --do-red:        #ef4444;
    --do-red-bg:     rgba(239,68,68,0.08);
    --do-blue:       #3b82f6;
    --do-blue-bg:    rgba(59,130,246,0.08);
    --do-font:       'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    --do-mono:       'JetBrains Mono', monospace;
    --do-r:          14px;
    --do-r-sm:       10px;
    --do-r-lg:       20px;
    --do-shadow:     0 1px 3px rgba(0,0,0,0.04), 0 6px 16px rgba(0,0,0,0.03);
    --do-shadow-lg:  0 4px 32px rgba(0,0,0,0.06);
    --do-transition: 0.25s cubic-bezier(0.4,0,0.2,1);
}

.dosc-wrap, .dosc-wrap * { box-sizing: border-box; margin: 0; padding: 0; }
.dosc-wrap {
    font-family: var(--do-font);
    color: var(--do-text);
    line-height: 1.65;
    width: 100%;
    max-width: 100%;
    -webkit-font-smoothing: antialiased;
    padding: 0 24px;
}

@media (min-width: 768px) { .dosc-wrap { padding: 0 48px; } }
@media (min-width: 1200px) { .dosc-wrap { padding: 0 80px; } }

/* ── HERO ────────────────────────────────────────────────────── */
.dosc-hero {
    position: relative;
    border-radius: var(--do-r-lg);
    overflow: hidden;
    margin-bottom: 32px;
    padding: 64px 32px;
    text-align: center;
}

.dosc-hero__bg {
    position: absolute; inset: 0; z-index: 0;
    background: linear-gradient(160deg, #070b16 0%, #0d1628 30%, #101d35 60%, #0a1222 100%);
}
.dosc-hero__bg::before {
    content: ''; position: absolute; top: -30%; right: -15%; width: 600px; height: 600px;
    background: radial-gradient(circle, var(--do-accent-glow) 0%, transparent 65%);
}
.dosc-hero__bg::after {
    content: ''; position: absolute; bottom: -40%; left: -10%; width: 500px; height: 500px;
    background: radial-gradient(circle, var(--do-sec-glow) 0%, transparent 65%);
}

.dosc-hero__content { position: relative; z-index: 1; max-width: 740px; margin: 0 auto; }

.dosc-pill {
    display: inline-block;
    background: rgba(0,201,167,0.12);
    color: var(--do-accent);
    font-size: 13px; font-weight: 600;
    padding: 7px 18px; border-radius: 40px;
    margin-bottom: 18px;
    border: 1px solid rgba(0,201,167,0.18);
    letter-spacing: 0.2px;
}

.dosc-hero__title {
    color: #fff; font-size: clamp(28px, 5vw, 42px);
    font-weight: 800; margin-bottom: 10px;
    letter-spacing: -0.6px; line-height: 1.15;
}

.dosc-hero__sub {
    color: rgba(255,255,255,0.55); font-size: 16px;
    margin-bottom: 36px; max-width: 560px; margin-left: auto; margin-right: auto;
}

/* Search bar */
.dosc-search-bar {
    display: flex; gap: 10px; max-width: 660px; margin: 0 auto;
    background: rgba(255,255,255,0.06);
    border: 1.5px solid rgba(255,255,255,0.1);
    border-radius: 60px; padding: 6px 6px 6px 22px;
    transition: var(--do-transition);
    backdrop-filter: blur(6px);
}
.dosc-search-bar:focus-within {
    border-color: var(--do-accent);
    box-shadow: 0 0 0 4px var(--do-accent-glow);
}
.dosc-search-bar__icon {
    display: flex; align-items: center; color: var(--do-text-l); flex-shrink: 0;
}
.dosc-search-bar__input {
    flex: 1; background: transparent; border: none; outline: none;
    color: #fff; font-size: 15px; font-family: var(--do-font); min-width: 0;
    padding: 12px 4px;
}
.dosc-search-bar__input::placeholder { color: rgba(255,255,255,0.3); }

.dosc-search-bar__btn {
    padding: 12px 28px;
    background: linear-gradient(135deg, var(--do-accent) 0%, var(--do-accent-d) 100%);
    color: var(--do-primary); border: none; border-radius: 50px;
    font-size: 14px; font-weight: 700; cursor: pointer;
    font-family: var(--do-font); white-space: nowrap;
    transition: var(--do-transition); letter-spacing: 0.2px;
}
.dosc-search-bar__btn:hover { box-shadow: 0 4px 20px var(--do-accent-glow); transform: translateY(-1px); }
.dosc-search-bar__btn:disabled { opacity: 0.6; cursor: not-allowed; transform: none; }

.dosc-btn-loading { display: inline-flex; align-items: center; gap: 8px; }
.dosc-spin { animation: none; }
.dosc-hint { color: rgba(255,255,255,0.35); font-size: 12px; margin-top: 14px; }

/* ── PROGRESS ────────────────────────────────────────────────── */
.dosc-progress {
    background: var(--do-surface); border-radius: var(--do-r);
    padding: 28px 32px; margin-bottom: 28px;
    box-shadow: var(--do-shadow); border: 1px solid var(--do-border);
}
.dosc-progress__bar { height: 6px; background: #eef1f6; border-radius: 3px; overflow: hidden; margin-bottom: 14px; }
.dosc-progress__fill { height: 100%; width: 0; background: linear-gradient(90deg, var(--do-accent), var(--do-secondary)); border-radius: 3px; transition: width 0.4s ease; }
.dosc-progress__text { text-align: center; font-size: 14px; color: var(--do-text-l); font-weight: 500; }

/* ── ALERT ───────────────────────────────────────────────────── */
.dosc-alert { display: flex; align-items: center; gap: 10px; padding: 16px 22px; border-radius: var(--do-r-sm); margin-bottom: 24px; font-size: 14px; font-weight: 500; }
.dosc-alert--error { background: var(--do-red-bg); border: 1px solid rgba(239,68,68,0.15); color: var(--do-red); }

/* ── SCORE HERO ──────────────────────────────────────────────── */
.dosc-score-hero {
    display: flex; align-items: center; gap: 40px;
    background: var(--do-surface); border-radius: var(--do-r-lg);
    padding: 44px 48px; margin-bottom: 28px;
    box-shadow: var(--do-shadow-lg); border: 1px solid var(--do-border);
}
.dosc-score-hero__ring { position: relative; width: 150px; height: 150px; flex-shrink: 0; }
.dosc-ring { width: 150px; height: 150px; transform: rotate(-90deg); }
.dosc-ring__bg { fill: none; stroke: #f0f2f5; stroke-width: 7; }
.dosc-ring__fill { fill: none; stroke: var(--do-accent); stroke-width: 7; stroke-linecap: round; stroke-dasharray: 326.73; stroke-dashoffset: 326.73; transition: stroke-dashoffset 1.8s cubic-bezier(0.4,0,0.2,1), stroke 0.5s; }
.dosc-ring__label { position: absolute; top: 50%; left: 50%; transform: translate(-50%,-50%); text-align: center; }
.dosc-ring__label span { font-size: 42px; font-weight: 800; color: var(--do-text-d); line-height: 1; }
.dosc-ring__label small { display: block; font-size: 13px; color: var(--do-text-l); font-weight: 500; }

.dosc-grade-badge {
    display: inline-block; padding: 5px 16px; border-radius: 8px;
    font-size: 13px; font-weight: 800; letter-spacing: 0.5px;
    background: var(--do-accent); color: var(--do-primary); margin-bottom: 10px;
}
.dosc-score-hero__url { font-size: 18px; font-weight: 700; color: var(--do-text-d); word-break: break-all; margin-bottom: 6px; }
.dosc-score-hero__meta { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--do-text-l); flex-wrap: wrap; }

/* ── OVERVIEW GRID ───────────────────────────────────────────── */
.dosc-overview {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(155px, 1fr));
    gap: 12px; margin-bottom: 32px;
}
.dosc-ov-card {
    background: var(--do-surface); border-radius: var(--do-r);
    padding: 20px 16px; text-align: center;
    box-shadow: var(--do-shadow); border: 1px solid var(--do-border);
    cursor: pointer; transition: var(--do-transition);
}
.dosc-ov-card:hover { transform: translateY(-3px); box-shadow: var(--do-shadow-lg); border-color: var(--do-accent); }
.dosc-ov-card__icon { font-size: 26px; margin-bottom: 6px; }
.dosc-ov-card__label { font-size: 11px; color: var(--do-text-l); font-weight: 600; text-transform: uppercase; letter-spacing: 0.6px; margin-bottom: 4px; }
.dosc-ov-card__score { font-size: 28px; font-weight: 800; line-height: 1; }
.score-good { color: var(--do-green); } .score-ok { color: var(--do-yellow); } .score-bad { color: var(--do-red); }

/* ── SECTIONS ────────────────────────────────────────────────── */
.dosc-sec {
    background: var(--do-surface); border-radius: var(--do-r);
    margin-bottom: 14px; box-shadow: var(--do-shadow);
    border: 1px solid var(--do-border); overflow: hidden;
    animation: fadeUp 0.35s ease both;
}
.dosc-sec:nth-child(2){animation-delay:.04s}.dosc-sec:nth-child(3){animation-delay:.08s}
.dosc-sec:nth-child(4){animation-delay:.12s}.dosc-sec:nth-child(5){animation-delay:.16s}
.dosc-sec:nth-child(6){animation-delay:.2s}.dosc-sec:nth-child(7){animation-delay:.24s}
.dosc-sec:nth-child(8){animation-delay:.28s}.dosc-sec:nth-child(9){animation-delay:.32s}
.dosc-sec:nth-child(10){animation-delay:.36s}.dosc-sec:nth-child(11){animation-delay:.4s}
.dosc-sec:nth-child(12){animation-delay:.44s}.dosc-sec:nth-child(13){animation-delay:.48s}
.dosc-sec:nth-child(14){animation-delay:.52s}

@keyframes fadeUp { from { opacity:0; transform:translateY(14px); } to { opacity:1; transform:translateY(0); } }

.dosc-sec__head {
    display: flex; align-items: center; justify-content: space-between;
    padding: 18px 24px; cursor: pointer; transition: background var(--do-transition); user-select: none;
}
.dosc-sec__head:hover { background: #fafbfc; }
.dosc-sec__left { display: flex; align-items: center; gap: 12px; }
.dosc-sec__icon { font-size: 22px; }
.dosc-sec__title { font-size: 15px; font-weight: 700; color: var(--do-text-d); }
.dosc-sec__right { display: flex; align-items: center; gap: 14px; }
.dosc-sec__bar { width: 80px; height: 5px; background: #eef1f6; border-radius: 3px; overflow: hidden; }
.dosc-sec__bar-fill { height: 100%; border-radius: 3px; transition: width 1s ease; }
.dosc-sec__num { font-size: 14px; font-weight: 700; min-width: 36px; text-align: right; }
.dosc-sec__chev { transition: transform var(--do-transition); color: var(--do-text-l); }
.dosc-sec.open .dosc-sec__chev { transform: rotate(180deg); }
.dosc-sec__body { display: none; padding: 0 24px 20px; border-top: 1px solid #f1f5f9; }
.dosc-sec.open .dosc-sec__body { display: block; }

/* ── CHECK ITEMS ─────────────────────────────────────────────── */
.dosc-chk {
    display: flex; align-items: flex-start; gap: 14px;
    padding: 14px 0; border-bottom: 1px solid #f5f6fa;
}
.dosc-chk:last-child { border-bottom: none; }
.dosc-chk__badge {
    flex-shrink: 0; width: 30px; height: 30px; border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-size: 13px; font-weight: 700; margin-top: 1px;
}
.st-pass { background: var(--do-green-bg); color: var(--do-green); }
.st-fail { background: var(--do-red-bg); color: var(--do-red); }
.st-warning { background: var(--do-yellow-bg); color: var(--do-yellow); }
.st-info { background: var(--do-blue-bg); color: var(--do-blue); }
.dosc-chk__body { flex: 1; min-width: 0; }
.dosc-chk__label { font-size: 14px; font-weight: 600; color: var(--do-text-d); margin-bottom: 2px; }
.dosc-chk__val {
    font-size: 12px; color: var(--do-text-l); font-family: var(--do-mono);
    background: #f8fafc; padding: 3px 8px; border-radius: 5px;
    display: inline-block; word-break: break-all; max-width: 100%; margin-bottom: 3px;
}
.dosc-chk__advice { font-size: 13px; color: var(--do-text); line-height: 1.55; }

/* ── SOLUTIONS GATE ──────────────────────────────────────────── */
.dosc-solutions-gate { margin: 40px 0; }
.dosc-gate__inner {
    background: linear-gradient(160deg, #070b16 0%, #131b30 100%);
    border-radius: var(--do-r-lg); padding: 52px 40px; text-align: center;
    position: relative; overflow: hidden;
}
.dosc-gate__inner::before {
    content: ''; position: absolute; top: -50%; right: -20%; width: 500px; height: 500px;
    background: radial-gradient(circle, var(--do-accent-glow) 0%, transparent 60%); pointer-events: none;
}
.dosc-gate__inner::after {
    content: ''; position: absolute; bottom: -40%; left: -15%; width: 400px; height: 400px;
    background: radial-gradient(circle, var(--do-sec-glow) 0%, transparent 60%); pointer-events: none;
}
.dosc-gate__icon { font-size: 48px; margin-bottom: 14px; position: relative; }
.dosc-gate__inner h3 { color: #fff; font-size: 24px; font-weight: 800; margin-bottom: 8px; position: relative; }
.dosc-gate__inner > p { color: rgba(255,255,255,0.5); font-size: 14px; max-width: 480px; margin: 0 auto 28px; position: relative; }

.dosc-gate__step { position: relative; }
.dosc-gate__form {
    display: flex; flex-wrap: wrap; gap: 10px; max-width: 540px; margin: 0 auto; justify-content: center;
}
.dosc-gate__input {
    flex: 1; min-width: 160px; padding: 13px 18px;
    border: 1.5px solid rgba(255,255,255,0.1); border-radius: var(--do-r-sm);
    background: rgba(255,255,255,0.06); color: #fff;
    font-size: 14px; font-family: var(--do-font); outline: none;
    transition: var(--do-transition);
}
.dosc-gate__input::placeholder { color: rgba(255,255,255,0.3); }
.dosc-gate__input:focus { border-color: var(--do-accent); box-shadow: 0 0 0 3px var(--do-accent-glow); }

.dosc-gate__btn {
    width: 100%; max-width: 540px; padding: 14px 24px; margin-top: 4px;
    background: linear-gradient(135deg, var(--do-accent), var(--do-accent-d));
    color: var(--do-primary); border: none; border-radius: var(--do-r-sm);
    font-size: 15px; font-weight: 700; cursor: pointer;
    font-family: var(--do-font); transition: var(--do-transition);
}
.dosc-gate__btn:hover { box-shadow: 0 4px 20px var(--do-accent-glow); transform: translateY(-1px); }
.dosc-gate__btn:disabled { opacity: 0.6; cursor: not-allowed; transform: none; }

.dosc-gate__link {
    display: inline-block; margin-top: 12px; color: var(--do-accent);
    background: none; border: none; font-size: 13px; font-weight: 600;
    cursor: pointer; font-family: var(--do-font);
    text-decoration: underline; text-underline-offset: 2px;
}

/* OTP Digits */
.dosc-otp-inputs { display: flex; gap: 10px; justify-content: center; margin: 20px 0; }
.dosc-otp-digit {
    width: 52px; height: 60px; text-align: center; font-size: 24px; font-weight: 700;
    font-family: var(--do-mono); color: #fff;
    background: rgba(255,255,255,0.06); border: 2px solid rgba(255,255,255,0.12);
    border-radius: var(--do-r-sm); outline: none; transition: var(--do-transition);
}
.dosc-otp-digit:focus { border-color: var(--do-accent); box-shadow: 0 0 0 3px var(--do-accent-glow); }
.dosc-otp-info { color: rgba(255,255,255,0.5); font-size: 14px; margin-bottom: 4px; }

.dosc-gate__msg {
    margin-top: 18px; padding: 14px 22px; border-radius: var(--do-r-sm);
    font-size: 14px; font-weight: 500; position: relative;
}
.dosc-gate__msg.msg-ok { background: var(--do-green-bg); color: var(--do-green); border: 1px solid rgba(34,197,94,0.2); }
.dosc-gate__msg.msg-err { background: var(--do-red-bg); color: var(--do-red); border: 1px solid rgba(239,68,68,0.2); }

/* ── SOLUTIONS (unlocked) ────────────────────────────────────── */
.dosc-solutions { margin-bottom: 32px; }
.dosc-solutions h3 { font-size: 22px; font-weight: 800; color: var(--do-text-d); margin-bottom: 20px; }
.dosc-sol-section { margin-bottom: 24px; }
.dosc-sol-section__title {
    font-size: 16px; font-weight: 700; color: var(--do-text-d);
    padding: 14px 20px; background: #f8fafc; border-radius: var(--do-r-sm) var(--do-r-sm) 0 0;
    border: 1px solid var(--do-border); border-bottom: none;
}
.dosc-sol-card {
    background: var(--do-surface); border: 1px solid var(--do-border);
    border-radius: 0 0 var(--do-r-sm) var(--do-r-sm); padding: 20px 24px;
    margin-bottom: 2px;
}
.dosc-sol-card + .dosc-sol-card { border-radius: 0; }
.dosc-sol-card:last-child { border-radius: 0 0 var(--do-r-sm) var(--do-r-sm); }

.dosc-sol-card__head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 10px; }
.dosc-sol-card__issue { font-size: 15px; font-weight: 700; color: var(--do-text-d); }
.dosc-sol-card__priority {
    font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px;
    padding: 3px 10px; border-radius: 20px;
}
.pri-critical { background: var(--do-red-bg); color: var(--do-red); }
.pri-high { background: rgba(249,115,22,0.1); color: #f97316; }
.pri-medium { background: var(--do-yellow-bg); color: var(--do-yellow); }
.pri-low { background: var(--do-blue-bg); color: var(--do-blue); }

.dosc-sol-card__text { font-size: 14px; color: var(--do-text); line-height: 1.65; margin-bottom: 10px; }
.dosc-sol-card__code {
    background: var(--do-primary); color: var(--do-accent); padding: 14px 18px;
    border-radius: var(--do-r-sm); font-family: var(--do-mono); font-size: 12px;
    overflow-x: auto; line-height: 1.6; white-space: pre-wrap; word-break: break-all;
}

/* ── REPORT CTA ──────────────────────────────────────────────── */
.dosc-report-cta { margin: 32px 0; }
.dosc-cta__inner {
    background: var(--do-surface); border: 1.5px solid var(--do-border);
    border-radius: var(--do-r-lg); padding: 44px 40px; text-align: center;
}
.dosc-cta__icon { font-size: 40px; margin-bottom: 10px; }
.dosc-cta__inner h3 { font-size: 20px; font-weight: 800; color: var(--do-text-d); margin-bottom: 6px; }
.dosc-cta__inner p { color: var(--do-text-l); font-size: 14px; margin-bottom: 24px; }
.dosc-cta__form { display: flex; flex-wrap: wrap; gap: 10px; max-width: 540px; margin: 0 auto; justify-content: center; }
.dosc-cta__input {
    flex: 1; min-width: 160px; padding: 13px 18px;
    border: 1.5px solid var(--do-border); border-radius: var(--do-r-sm);
    background: #f8fafc; color: var(--do-text-d);
    font-size: 14px; font-family: var(--do-font); outline: none;
    transition: var(--do-transition);
}
.dosc-cta__input:focus { border-color: var(--do-accent); box-shadow: 0 0 0 3px var(--do-accent-glow); }
.dosc-cta__btn {
    padding: 13px 26px;
    background: linear-gradient(135deg, var(--do-accent), var(--do-accent-d));
    color: var(--do-primary); border: none; border-radius: var(--do-r-sm);
    font-size: 14px; font-weight: 700; cursor: pointer;
    font-family: var(--do-font); transition: var(--do-transition); white-space: nowrap;
}
.dosc-cta__btn:hover { box-shadow: 0 4px 20px var(--do-accent-glow); }

/* ── FOOTER ──────────────────────────────────────────────────── */
.dosc-footer {
    text-align: center; padding: 28px 0; color: var(--do-text-l); font-size: 13px;
}
.dosc-footer a { color: var(--do-accent); text-decoration: none; font-weight: 600; }
.dosc-footer a:hover { text-decoration: underline; }

/* ── MOBILE ──────────────────────────────────────────────────── */
@media (max-width: 640px) {
    .dosc-hero { padding: 40px 20px; }
    .dosc-hero__title { font-size: 26px; }
    .dosc-search-bar { flex-direction: column; border-radius: var(--do-r); padding: 12px; }
    .dosc-search-bar__icon { display: none; }
    .dosc-search-bar__input { padding: 14px 12px; }
    .dosc-search-bar__btn { border-radius: var(--do-r-sm); width: 100%; padding: 14px; }
    .dosc-score-hero { flex-direction: column; text-align: center; padding: 32px 24px; gap: 24px; }
    .dosc-overview { grid-template-columns: repeat(2, 1fr); }
    .dosc-sec__head { padding: 14px 18px; }
    .dosc-sec__body { padding: 0 18px 16px; }
    .dosc-sec__bar { width: 50px; }
    .dosc-gate__inner { padding: 36px 20px; }
    .dosc-gate__form { flex-direction: column; }
    .dosc-gate__input { min-width: auto; }
    .dosc-otp-digit { width: 44px; height: 52px; font-size: 20px; }
    .dosc-cta__inner { padding: 32px 20px; }
    .dosc-cta__form { flex-direction: column; }
    .dosc-sol-card { padding: 16px 18px; }
}

@media (max-width: 380px) {
    .dosc-otp-inputs { gap: 6px; }
    .dosc-otp-digit { width: 38px; height: 46px; font-size: 18px; }
    .dosc-overview { grid-template-columns: repeat(2, 1fr); gap: 8px; }
    .dosc-ov-card { padding: 14px 10px; }
    .dosc-ov-card__score { font-size: 22px; }
}