:root {--aws-orange: #FF9900;--aws-orange-lt:#FFF5E6;--aws-orange-md:#FFE0B2;--aws-dark: #232F3E;--aws-darker: #131A22;--az-blue: #0078D4;--az-blue-lt: #EBF3FB;--aws-bg: #F8FAFC;--aws-card: #FFFFFF;--aws-border: #E2E8F0;--aws-border-dk:#CBD5E1;--aws-text: #0F172A;--aws-muted: #64748B;--aws-subtle: #94A3B8;--aws-blue: #2563EB;--aws-blue-lt: #EFF6FF;--aws-blue-md: #DBEAFE;--aws-green: #16A34A;--aws-green-lt: #F0FDF4;--aws-red: #DC2626;--aws-red-lt: #FEF2F2;--aws-amber: #D97706;--aws-amber-lt: #FFFBEB;--aws-nav-bg: #232F3E;--aws-shadow-sm: 0 1px 3px rgba(0,0,0,0.08);--aws-shadow: 0 4px 12px rgba(0,0,0,0.08);--aws-shadow-lg: 0 10px 30px rgba(0,0,0,0.10);--aws-font: 'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;--s1:.25rem;--s2:.5rem;--s3:.75rem;--s4:1rem;--s5:1.25rem;--s6:1.5rem;--s8:2rem;--s10:2.5rem;--s12:3rem;--s16:4rem;--s20:5rem;--r-sm:4px;--r-md:8px;--r-lg:12px;--r-full:9999px;--t-fast:150ms ease;--t-base:280ms ease;--aws-max-w: 1200px;--aws-header-h:64px;--ct-blue: var(--aws-orange);--ct-blue-lt: var(--aws-orange-lt);--ct-blue-md: var(--aws-orange-md);--ct-green: var(--aws-green);--ct-green-lt: var(--aws-green-lt);--ct-red: var(--aws-red);--ct-red-lt: var(--aws-red-lt);--ct-amber: var(--aws-amber);--ct-amber-lt: var(--aws-amber-lt);--ct-bg: var(--aws-bg);--ct-card: var(--aws-card);--ct-border: var(--aws-border);--ct-border-dk: var(--aws-border-dk);--ct-text: var(--aws-text);--ct-muted: var(--aws-muted);--ct-navy: var(--aws-dark);--ct-shadow-sm: var(--aws-shadow-sm);--ct-shadow: var(--aws-shadow);--ct-font: var(--aws-font);--ct-header-h: var(--aws-header-h)}:root[data-theme="dark"] {--aws-bg: #0F172A;--aws-card: #1E293B;--aws-border: #334155;--aws-text: #F1F5F9;--aws-muted: #94A3B8;--aws-subtle: #64748B;--ct-bg: #0F172A;--ct-card: #1E293B;--ct-border: #334155;--ct-text: #F1F5F9;--ct-muted: #94A3B8}*,*::before,*::after {box-sizing: border-box;margin: 0;padding: 0}html {font-size: 16px;scroll-behavior: smooth;-webkit-text-size-adjust: 100%}body {font-family: var(--aws-font);background: var(--aws-bg);color: var(--aws-text);line-height: 1.6;min-height: 100vh;padding-top: var(--aws-header-h);-webkit-font-smoothing: antialiased}img {max-width: 100%;height: auto;display: block}a {color: var(--aws-orange);text-decoration: none}a:hover {text-decoration: underline}ul {list-style: none}button {font-family: var(--aws-font);cursor: pointer}.aws-container {width: 100%;max-width: var(--aws-max-w);margin: 0 auto;padding: 0 var(--s6)}@media (min-width: 768px) {.aws-container {padding: 0 var(--s8)}}.aws-header {position: fixed;top: 3px;left: 0;right: 0;height: var(--aws-header-h);background: #fff;border-bottom: 1px solid rgba(0,0,0,0.08);z-index: 500;transition: box-shadow var(--t-base)}.aws-header.scrolled {box-shadow: 0 4px 20px rgba(0,0,0,0.08)}.aws-header-inner {display: flex;align-items: center;justify-content: space-between;height: 100%;gap: var(--s6)}.aws-logo {display: inline-flex;align-items: center;text-decoration: none;flex-shrink: 0}.aws-logo:hover {text-decoration: none}.aws-cert-badge {display: none;padding: .2rem .75rem;background: rgba(255,153,0,.15);border: 1px solid rgba(255,153,0,.35);border-radius: var(--r-full);line-height: 1.2;text-align: center}@media (min-width: 640px) {.aws-cert-badge {display: block}}.aws-nav {display: none;align-items: center;gap: var(--s2)}@media (min-width: 900px) {.aws-nav {display: flex}}.aws-nav-link {display: inline-flex;align-items: center;gap: var(--s2);padding: var(--s2) var(--s3);border-radius: var(--r-md);font-size: .88rem;font-weight: 500;color: var(--aws-dark);text-decoration: none;transition: color var(--t-fast),background var(--t-fast);white-space: nowrap}.aws-nav-link:hover {color: var(--aws-dark);background: rgba(35,47,62,0.08);text-decoration: none}.aws-nav-link.active {color: var(--aws-dark);font-weight: 700;background: rgba(255,153,0,.12)}.aws-nav-divider {width: 1px;height: 20px;background: rgba(35,47,62,.15);margin: 0 var(--s2)}.aws-hamburger {display: flex;flex-direction: column;justify-content: space-between;width: 24px;height: 18px;background: none;border: none;padding: 0}@media (min-width: 900px) {.aws-hamburger {display: none}}.aws-hamburger span {display: block;height: 2px;background: var(--aws-dark);border-radius: 2px;transition: transform var(--t-fast),opacity var(--t-fast)}.aws-hamburger.open span:nth-child(1) {transform: translateY(8px) rotate(45deg)}.aws-hamburger.open span:nth-child(2) {opacity: 0}.aws-hamburger.open span:nth-child(3) {transform: translateY(-8px) rotate(-45deg)}.aws-nav-mobile {display: none;flex-direction: column;position: fixed;top: var(--aws-header-h);left: 0;right: 0;background: #fff;border-bottom: 1px solid rgba(0,0,0,0.08);padding: var(--s4) var(--s6);gap: var(--s2);z-index: 499;box-shadow: 0 4px 20px rgba(0,0,0,0.08)}.aws-nav-mobile.open {display: flex}.aws-nav-mobile .aws-nav-link {font-size: 1rem;padding: var(--s3) var(--s4)}.aws-hero {background: linear-gradient(160deg,#1a2432 0%,#232F3E 60%,#1a2432 100%);color: #fff;padding: var(--s16) 0;position: relative;overflow: hidden}.aws-hero::before {content: '';position: absolute;top: -50%;right: -10%;width: 600px;height: 600px;background: radial-gradient(circle,rgba(255,153,0,.06) 0%,transparent 70%);pointer-events: none}.aws-hero h1 {font-size: clamp(1.8rem,4vw,2.8rem);font-weight: 700;line-height: 1.2;letter-spacing: -0.02em;color: #fff;margin-bottom: var(--s4)}.aws-hero-sub {font-size: 1.05rem;color: rgba(255,255,255,.78);max-width: 580px;line-height: 1.7;margin-bottom: var(--s8)}.aws-hero-badges {display: flex;gap: var(--s3);flex-wrap: wrap;margin-bottom: var(--s8)}.aws-badge {display: inline-flex;align-items: center;gap: var(--s2);padding: var(--s2) var(--s4);background: rgba(255,255,255,.1);border: 1px solid rgba(255,255,255,.2);border-radius: var(--r-full);font-size: .8rem;font-weight: 600;color: rgba(255,255,255,.9)}.aws-hero-cta {display: flex;gap: var(--s4);flex-wrap: wrap}.aws-btn {display: inline-flex;align-items: center;gap: var(--s2);padding: .7rem 1.4rem;border-radius: var(--r-md);font-size: .95rem;font-weight: 600;border: 2px solid transparent;cursor: pointer;transition: all var(--t-fast);text-decoration: none;line-height: 1;white-space: nowrap;font-family: var(--aws-font)}.aws-btn:hover {text-decoration: none;transform: translateY(-1px)}.aws-btn:active {transform: translateY(0)}.aws-btn-primary {background: var(--aws-orange);color: #fff;border-color: var(--aws-orange)}.aws-btn-primary:hover {background: #e68900;border-color: #e68900;color: #fff}.aws-btn-white {background: #fff;color: var(--aws-dark);border-color: #fff}.aws-btn-white:hover {background: #f1f5f9;border-color: #f1f5f9;color: var(--aws-dark)}.aws-btn-outline {background: transparent;color: #fff;border-color: rgba(255,255,255,.5)}.aws-btn-outline:hover {background: rgba(255,255,255,.1);color: #fff;border-color: rgba(255,255,255,.8)}.aws-btn-secondary {background: var(--aws-bg);color: var(--aws-text);border-color: var(--aws-border)}.aws-btn-secondary:hover {background: var(--aws-border);border-color: var(--aws-border-dk);color: var(--aws-text)}.aws-btn-sm {padding: .42rem .85rem;font-size: .82rem}.aws-btn-lg {padding: .9rem 1.8rem;font-size: 1rem}.aws-btn-flag {background: var(--aws-amber-lt);color: var(--aws-amber);border-color: var(--aws-amber)}.aws-btn-flag:hover {background: var(--aws-amber);color: #fff}.aws-btn-flag.flagged {background: var(--aws-amber);color: #fff}.ct-btn {display:inline-flex;align-items:center;gap:var(--s2);padding:.7rem 1.4rem;border-radius:var(--r-md);font-size:.95rem;font-weight:600;border:2px solid transparent;cursor:pointer;transition:all var(--t-fast);text-decoration:none;line-height:1;white-space:nowrap;font-family:var(--aws-font)}.ct-btn:hover {text-decoration:none;transform:translateY(-1px)}.ct-btn:active {transform:translateY(0)}.ct-btn-primary {background:var(--aws-orange);color:#fff;border-color:var(--aws-orange)}.ct-btn-primary:hover {background:#e68900;border-color:#e68900;color:#fff}.ct-btn-white {background:#fff;color:var(--aws-dark);border-color:#fff}.ct-btn-white:hover {background:#f1f5f9}.ct-btn-outline {background:transparent;color:#fff;border-color:rgba(255,255,255,.5)}.ct-btn-outline:hover {background:rgba(255,255,255,.1);color:#fff}.ct-btn-secondary {background:var(--aws-bg);color:var(--aws-text);border-color:var(--aws-border)}.ct-btn-secondary:hover {background:var(--aws-border)}.ct-btn-sm {padding:.42rem .85rem;font-size:.82rem}.ct-btn-lg {padding:.9rem 1.8rem;font-size:1rem}.ct-btn-flag {background:var(--aws-amber-lt);color:var(--aws-amber);border-color:var(--aws-amber)}.ct-btn-flag:hover {background:var(--aws-amber);color:#fff}.ct-btn-flag.flagged {background:var(--aws-amber);color:#fff}.aws-stats-bar {background:var(--aws-card);border-bottom:1px solid var(--aws-border);padding:var(--s8) 0}.aws-stats-grid {display:grid;grid-template-columns:repeat(2,1fr);gap:var(--s6);text-align:center}@media (min-width:640px) {.aws-stats-grid {grid-template-columns:repeat(4,1fr)}}.aws-stat-number {font-size:1.8rem;font-weight:700;color:var(--aws-orange);display:block;line-height:1}.aws-stat-label {font-size:.82rem;color:var(--aws-muted);margin-top:var(--s1);display:block}.aws-cert-card {background: var(--aws-card);border: 1px solid var(--aws-border);border-top: 4px solid var(--cert-color,var(--aws-orange));border-radius: var(--r-lg);padding: var(--s8);display: flex;flex-direction: column;gap: var(--s4);transition: transform var(--t-base),box-shadow var(--t-base);text-decoration: none;color: var(--aws-text)}.aws-cert-card:hover {transform: translateY(-4px);box-shadow: var(--aws-shadow-lg);text-decoration: none;color: var(--aws-text)}.aws-cert-icon {width: 52px;height: 52px;border-radius: var(--r-md);display: flex;align-items: center;justify-content: center;font-size: 1.4rem;flex-shrink: 0}.aws-domain-card {background: var(--aws-card);border: 1px solid var(--aws-border);border-top: 4px solid var(--dc,var(--aws-orange));border-radius: var(--r-lg);padding: var(--s6);display: flex;flex-direction: column;gap: var(--s3);transition: all var(--t-base)}.aws-domain-card:hover {box-shadow: var(--aws-shadow);transform: translateY(-2px)}.aws-domain-icon {width: 42px;height: 42px;border-radius: var(--r-md);display: flex;align-items: center;justify-content: center;font-size: 1.1rem}.aws-domain-bar {height: 6px;background: var(--aws-border);border-radius: var(--r-full);overflow: hidden}.aws-domain-bar-fill {height: 6px;border-radius: var(--r-full);transition: width .4s ease}.aws-mock-grid {display: grid;grid-template-columns: repeat(auto-fill,minmax(260px,1fr));gap: 1.25rem}.aws-mock-card {display: flex;flex-direction: column;background: var(--aws-card);border: 1px solid var(--aws-border);border-radius: var(--r-lg);padding: var(--s5);transition: box-shadow var(--t-base),transform var(--t-fast)}.aws-mock-card:hover {box-shadow: var(--aws-shadow);transform: translateY(-2px)}.aws-mock-header {display: flex;align-items: center;justify-content: space-between;margin-bottom: .6rem}.aws-mock-num {font-size: 1.05rem;font-weight: 700}.aws-mock-badge {display: inline-block;padding: .15rem .55rem;border-radius: 99px;font-size: .72rem;font-weight: 700;background: rgba(255,153,0,.1);color: var(--aws-orange);border: 1px solid rgba(255,153,0,.3)}.aws-badge-full {background: rgba(255,153,0,.1);color: var(--aws-orange);border: 1px solid rgba(255,153,0,.3)}.aws-mock-meta {display: flex;gap: .75rem;flex-wrap: wrap;font-size: .8rem;color: var(--aws-muted);margin-bottom: .5rem}.aws-mock-meta i {margin-right: .2rem}.aws-mock-desc {font-size: .83rem;color: var(--aws-muted);line-height: 1.5;flex: 1}.aws-mock-card-icon {width: 46px;height: 46px;background: rgba(255,153,0,.1);border-radius: var(--r-md);display: flex;align-items: center;justify-content: center;font-size: 1.15rem;color: var(--aws-orange);flex-shrink: 0}.aws-mock-card-body {flex: 1;min-width: 0}.aws-mock-card-title {font-size: .95rem;font-weight: 600;margin: 0}.aws-mock-card-desc {font-size: .82rem;color: var(--aws-muted);margin: 0}.aws-container {max-width: var(--aws-max-w)}.ct-container {max-width: var(--aws-max-w);margin: 0 auto;padding: 0 var(--s6)}@media (min-width:768px) {.ct-container {padding: 0 var(--s8)}}.ct-quiz-wrap {max-width: 900px;margin: 0 auto;padding: var(--s6) var(--s6) var(--s16)}.ct-quiz-header {display: flex;align-items: center;justify-content: space-between;gap: var(--s4);flex-wrap: wrap;padding: var(--s4) var(--s5);background: var(--aws-card);border: 1px solid var(--aws-border);border-radius: var(--r-lg);margin-bottom: var(--s5);position: sticky;top: calc(var(--aws-header-h) + var(--s3));z-index: 100;box-shadow: var(--aws-shadow-sm)}.ct-timer {display: inline-flex;align-items: center;gap: var(--s2);font-variant-numeric: tabular-nums;font-weight: 600;font-size: 1rem;color: var(--aws-text);background: var(--aws-bg);padding: var(--s2) var(--s4);border-radius: var(--r-full);border: 1px solid var(--aws-border)}.ct-timer.warning {color: var(--aws-amber);border-color: var(--aws-amber);background: var(--aws-amber-lt)}.ct-timer.danger {color: var(--aws-red);border-color: var(--aws-red);background: var(--aws-red-lt);animation: aws-pulse 1s ease infinite}@keyframes aws-pulse {0%,100%{opacity:1}50%{opacity:.6}}@keyframes ct-pulse {0%,100%{opacity:1}50%{opacity:.6}}@keyframes ct-spin {from{transform:rotate(0deg)}to{transform:rotate(360deg)}}@keyframes ct-shake {0%,100%{transform:translateX(0)}25%{transform:translateX(-4px)}75%{transform:translateX(4px)}}.ct-quiz-progress {font-size: .85rem;color: var(--aws-muted)}.ct-quiz-layout {display: block;max-width: 900px;margin: 0 auto}.ct-quiz-main {padding: var(--s6) var(--s6) var(--s16)}.ct-question-card {background: var(--aws-card);border: 1px solid var(--aws-border);border-radius: var(--r-lg);padding: var(--s6) var(--s8);margin-bottom: var(--s5);box-shadow: var(--aws-shadow-sm)}.ct-question-meta {display:flex;align-items:center;gap:var(--s3);margin-bottom:var(--s4);flex-wrap:wrap}.ct-q-number {font-size:.78rem;font-weight:600;color:var(--aws-orange);text-transform:uppercase;letter-spacing:.05em}.ct-q-type {font-size:.72rem;padding:2px 8px;border-radius:var(--r-full);background:var(--aws-orange-lt);color:var(--aws-orange);border:1px solid var(--aws-orange-md)}.ct-q-domain {font-size:.72rem;padding:2px 8px;border-radius:var(--r-full);background:var(--aws-bg);color:var(--aws-muted);border:1px solid var(--aws-border)}.ct-q-flagged-badge {font-size:.72rem;padding:2px 8px;border-radius:var(--r-full);background:var(--aws-amber-lt);color:var(--aws-amber);border:1px solid var(--aws-amber);display:none}.ct-q-flagged-badge.show {display:inline-flex;align-items:center;gap:4px}.ct-question-text {font-size:1.05rem;line-height:1.75;color:var(--aws-text);margin-bottom:var(--s5)}.ct-options {display:flex;flex-direction:column;gap:var(--s3)}.ct-option {display:flex;align-items:flex-start;gap:var(--s3);padding:var(--s4) var(--s5);border:2px solid var(--aws-border);border-radius:var(--r-md);cursor:pointer;transition:all var(--t-fast);background:var(--aws-card);text-align:left;width:100%;font-family:var(--aws-font);font-size:1rem;line-height:1.6;color:var(--aws-text)}.ct-option:hover:not(.disabled) {border-color:var(--aws-orange);background:var(--aws-orange-lt)}.ct-option.selected {border-color:var(--aws-orange);background:var(--aws-orange-lt)}.ct-option.correct {border-color:var(--aws-green);background:var(--aws-green-lt)}.ct-option.incorrect{border-color:var(--aws-red);background:var(--aws-red-lt)}.ct-option.disabled {cursor:default}.ct-option-letter {display:flex;align-items:center;justify-content:center;flex-shrink:0;width:28px;height:28px;font-size:.8rem;font-weight:600;border-radius:6px;background:var(--aws-bg);border:1px solid var(--aws-border);color:var(--aws-muted);transition:all var(--t-fast)}.ct-option.selected .ct-option-letter {background:var(--aws-orange);border-color:var(--aws-orange);color:#fff}.ct-option.correct .ct-option-letter {background:var(--aws-green);border-color:var(--aws-green);color:#fff}.ct-option.incorrect .ct-option-letter {background:var(--aws-red);border-color:var(--aws-red);color:#fff}.ct-option-text {flex:1}.ct-explanation {margin-top:var(--s5);padding:var(--s5);background:var(--aws-orange-lt);border-left:4px solid var(--aws-orange);border-radius:0 var(--r-md) var(--r-md) 0;display:none}.ct-explanation.show {display:block}.ct-explanation h4 {color:var(--aws-orange);font-size:.9rem;margin-bottom:var(--s2)}.ct-explanation p {font-size:.92rem;line-height:1.7;color:var(--aws-text)}.ct-explanation a {color:var(--aws-orange);font-size:.85rem;display:inline-flex;align-items:center;gap:4px;margin-top:var(--s2)}.ct-multi-status {margin-top:var(--s3);padding:var(--s3) var(--s4);border-radius:var(--r-md);font-size:.85rem;font-weight:600}.ct-multi-warning {background:var(--aws-amber-lt);color:var(--aws-amber);border:1px solid var(--aws-amber)}.ct-multi-ok {background:var(--aws-green-lt);color:var(--aws-green);border:1px solid var(--aws-green)}.ct-quiz-nav {display:flex;align-items:center;justify-content:space-between;gap:var(--s4);flex-wrap:wrap;margin-top:var(--s5)}.ct-nav-grid {display:grid;grid-template-columns:repeat(auto-fill,minmax(32px,1fr));gap:6px;margin-top:var(--s4)}.ct-nav-dot {width:32px;height:32px;border-radius:6px;border:1px solid var(--aws-border);background:var(--aws-bg);font-size:.72rem;font-weight:600;color:var(--aws-muted);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all var(--t-fast)}.ct-nav-dot:hover {border-color:var(--aws-orange);color:var(--aws-orange)}.ct-nav-dot.current {border-color:var(--aws-orange);background:var(--aws-orange);color:#fff}.ct-nav-dot.answered{border-color:var(--aws-green);background:var(--aws-green-lt);color:var(--aws-green)}.ct-nav-dot.flagged {border-color:var(--aws-amber);background:var(--aws-amber-lt);color:var(--aws-amber)}.ct-result-score-wrap {text-align:center;padding:var(--s8) 0 var(--s6)}.ct-result-score-circle {width:130px;height:130px;border-radius:50%;margin:0 auto var(--s4);display:flex;align-items:center;justify-content:center;flex-direction:column;border:6px solid;font-variant-numeric:tabular-nums}.ct-result-score-circle.pass {border-color:var(--aws-green);color:var(--aws-green)}.ct-result-score-circle.fail {border-color:var(--aws-red);color:var(--aws-red)}.ct-result-score-num {font-size:2.2rem;font-weight:700;line-height:1}.ct-result-score-max {font-size:.75rem;color:var(--aws-muted)}.ct-result-pass-chip {display:inline-flex;align-items:center;gap:.4rem;padding:.35rem .85rem;border-radius:var(--r-full);font-size:.85rem;font-weight:700;margin-bottom:var(--s4)}.ct-result-pass-chip.pass {background:var(--aws-green-lt);color:var(--aws-green)}.ct-result-pass-chip.fail {background:var(--aws-red-lt);color:var(--aws-red)}.rp-panel {background:var(--aws-card);border:1px solid var(--aws-border);border-radius:var(--r-lg);padding:var(--s6);margin-bottom:var(--s5);box-shadow:var(--aws-shadow-sm)}.rp-section-title {font-size:.7rem;font-weight:700;text-transform:uppercase;letter-spacing:.07em;color:var(--aws-muted);margin-bottom:var(--s4);display:flex;align-items:center;gap:.5rem}.rp-domain-row {display:flex;align-items:center;gap:var(--s3);margin-bottom:.75rem;flex-wrap:nowrap}.rp-domain-name {font-size:.85rem;flex:1;min-width:0;display:flex;align-items:center;gap:.4rem;flex-wrap:wrap}.rp-bar-track {flex:0 0 100px;height:8px;background:var(--aws-border);border-radius:var(--r-full);overflow:hidden}.rp-bar-fill {height:8px;border-radius:var(--r-full);width:0%;transition:width 1s ease}.rp-fill-good {background:var(--aws-green)}.rp-fill-mid {background:var(--aws-amber)}.rp-fill-low {background:var(--aws-red)}.rp-fill-zero {background:var(--aws-border-dk)}.rp-domain-pct {font-size:.8rem;font-weight:700;min-width:38px;text-align:right}.rp-domain-frac {font-size:.75rem;color:var(--aws-muted);min-width:40px}.rp-col-good {color:var(--aws-green)}.rp-col-mid {color:var(--aws-amber)}.rp-col-low {color:var(--aws-red)}.rp-col-zero {color:var(--aws-border-dk)}.rp-chip {font-size:.65rem;font-weight:700;padding:1px 6px;border-radius:3px;flex-shrink:0}.rp-chip-ok {background:var(--aws-amber-lt);color:var(--aws-amber)}.rp-chip-focus{background:var(--aws-red-lt);color:var(--aws-red)}.rp-ai-card {background: linear-gradient(135deg,#1a1d2e,#1e2438);border:1px solid #2d3347;border-radius:var(--r-lg);padding:var(--s6);color:#e8eaf6;font-size:.88rem;line-height:1.75;box-shadow:0 4px 20px rgba(0,0,0,.25)}.rp-ai-header {display:flex;align-items:center;gap:.75rem;margin-bottom:var(--s4)}.rp-ai-badge {width:36px;height:36px;background:linear-gradient(135deg,#6366f1,#818cf8);border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:.95rem;color:#fff;flex-shrink:0}.ct-review-item {border:1px solid var(--aws-border);border-radius:var(--r-md);margin-bottom:.5rem;overflow:hidden}.ct-review-header {display:flex;align-items:center;gap:.6rem;padding:.75rem 1rem;width:100%;background:var(--aws-card);border-bottom:1px solid var(--aws-border);text-align:left;font-family:var(--aws-font)}.ct-review-body {display:none;padding:.75rem 1rem var(--s4);background:var(--aws-bg);font-size:.9rem;line-height:1.7}.ct-review-body.open {display:block}.aws-footer {background:var(--aws-dark);color:rgba(255,255,255,.8);padding:var(--s16) 0 var(--s8);margin-top:var(--s16)}.aws-footer a {color:rgba(255,255,255,.7)}.aws-footer a:hover {color:#fff;text-decoration:underline}.aws-footer-grid {display:grid;grid-template-columns:1fr;gap:var(--s8);margin-bottom:var(--s10)}@media (min-width:640px) {.aws-footer-grid {grid-template-columns:repeat(2,1fr)}}@media (min-width:1024px) {.aws-footer-grid {grid-template-columns:2fr 1fr 1fr 1fr}}.aws-footer-tagline {font-size:.88rem;color:rgba(255,255,255,.6);line-height:1.6}.aws-footer-links h3 {font-size:.78rem;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:rgba(255,255,255,.45);margin-bottom:var(--s4)}.aws-footer-links ul {display:flex;flex-direction:column;gap:var(--s3)}.aws-footer-links li a {font-size:.88rem}.aws-footer-bottom {border-top:1px solid rgba(255,255,255,.08);padding-top:var(--s6);display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:var(--s4);font-size:.82rem;color:rgba(255,255,255,.4)}.aws-footer-bottom-links {display:flex;gap:var(--s6)}.aws-footer-bottom-links a {color:rgba(255,255,255,.4)}.aws-footer-bottom-links a:hover {color:rgba(255,255,255,.8)}.aws-back-top {position:fixed;bottom:var(--s6);right:var(--s6);width:42px;height:42px;background:var(--aws-orange);color:#fff;border:none;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;font-size:.9rem;box-shadow:0 2px 12px rgba(255,153,0,.4);opacity:0;pointer-events:none;transition:opacity var(--t-base),transform var(--t-fast);z-index:400}.aws-back-top.show {opacity:1;pointer-events:auto}.aws-back-top:hover {transform:translateY(-2px)}.aws-breadcrumb {background:var(--aws-card);border-bottom:1px solid var(--aws-border);padding:.45rem 0;font-size:.82rem}.aws-breadcrumb ol {display:flex;flex-wrap:wrap;gap:.35rem;align-items:center}.aws-breadcrumb li::after {content:'/';margin-left:.35rem;color:var(--aws-subtle)}.aws-breadcrumb li:last-child::after {display:none}.aws-breadcrumb a {color:var(--aws-muted)}.aws-breadcrumb a:hover {color:var(--aws-orange)}.aws-section-card {background: var(--aws-card);border: 1px solid var(--aws-border);border-top: 4px solid var(--sc,var(--aws-orange));border-radius: var(--r-lg);padding: var(--s6);display: flex;flex-direction: column;gap: .75rem;transition: box-shadow .2s,transform .15s}.aws-section-card:hover {box-shadow: 0 6px 20px rgba(0,0,0,.08);transform: translateY(-2px)}.aws-section-card-top {display:flex;align-items:center;gap:.75rem}.aws-section-icon {width:42px;height:42px;background:color-mix(in srgb,var(--sc,var(--aws-orange)) 15%,transparent);border-radius:9px;display:flex;align-items:center;justify-content:center;font-size:1.1rem;color:var(--sc,var(--aws-orange));flex-shrink:0}.aws-section-percent {font-size:.85rem;font-weight:700;color:var(--sc,var(--aws-orange))}.aws-section-qcount {font-size:.78rem;color:var(--aws-muted)}.aws-section-title {font-size:1rem;font-weight:600;margin:0;line-height:1.3}.aws-section-bar {height:6px;background:var(--aws-border);border-radius:3px;overflow:hidden}.aws-section-bar-fill {height:6px;background:var(--sc,var(--aws-orange));border-radius:3px;transition:width .4s ease}.aws-section-actions {display:flex;gap:.5rem;flex-wrap:wrap;margin-top:.25rem}.aws-level-badge {display:inline-flex;align-items:center;gap:.3rem;padding:.2rem .6rem;border-radius:var(--r-full);font-size:.72rem;font-weight:700}.aws-level-foundational {background:#fdf0e0;color:#b45309}.aws-level-associate {background:#eff6ff;color:#1d4ed8}.aws-level-professional {background:#f3e8ff;color:#7e22ce}:root[data-theme="dark"] .aws-cert-card,:root[data-theme="dark"] .aws-mock-card,:root[data-theme="dark"] .aws-domain-card,:root[data-theme="dark"] .aws-section-card,:root[data-theme="dark"] .ct-question-card,:root[data-theme="dark"] .ct-quiz-header,:root[data-theme="dark"] .rp-panel {background: var(--aws-card);border-color: var(--aws-border)}:root[data-theme="dark"] .ct-option {background:var(--aws-card);color:var(--aws-text);border-color:var(--aws-border)}:root[data-theme="dark"] .ct-option:hover:not(.disabled) {background:#2d3b4e}:root[data-theme="dark"] .ct-option.selected {background:#2d3b4e}@media (max-width:600px) {.ct-question-card {padding:var(--s4) var(--s5)}.ct-quiz-main {padding:var(--s4) var(--s4) var(--s12)}.rp-bar-track {flex:0 0 60px}.rp-domain-frac {display:none}}