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

:root {
    --primary: #FF9900;
    --primary-dark: #e68a00;
    --dark: #232f3e;
    --darker: #1a2430;
    --price-red: #B12704;
    --text: #0f1111;
    --text-secondary: #565959;
    --text-tertiary: #767676;
    --border: #d5d9d9;
    --bg: #ffffff;
    --bg-secondary: #f7f8fa;
    --bg-tertiary: #eef0f3;
    --success: #4caf50;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.12);
    --radius: 12px;
    --radius-sm: 8px;
    --transition: 0.3s ease;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: 'Amazon Ember', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: var(--text);
    background-color: var(--bg);
    -webkit-font-smoothing: antialiased;
}

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

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

/* ====================== HEADER ====================== */

.header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: var(--bg);
    transition: box-shadow var(--transition);
}

.header.scrolled {
    box-shadow: var(--shadow-md);
}

.header__inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0.875rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header__logo {
    display: flex;
    align-items: center;
    gap: 0.625rem;
}

.header__logo img {
    width: 36px;
    height: 36px;
}

.header__logo span {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--dark);
}

.header__nav {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.header__inner nav {
    display: flex;
    align-items: center;
}

.header__nav a {
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: color var(--transition);
    position: relative;
}

.header__nav a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: width var(--transition);
}

.header__nav a:hover {
    color: var(--dark);
}

.header__nav a:hover::after {
    width: 100%;
}

.header__cta {
    background: var(--primary);
    color: #fff !important;
    padding: 0.5rem 1.25rem;
    border-radius: 6px;
    font-weight: 600;
    transition: background var(--transition), transform var(--transition);
}

.header__cta:hover {
    background: var(--primary-dark) !important;
    transform: translateY(-1px);
}

.header__cta::after {
    display: none !important;
}

.header__mobile-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    color: var(--dark);
}

/* ====================== HERO ====================== */

.hero {
    background: linear-gradient(135deg, var(--dark) 0%, var(--darker) 100%);
    padding: 6rem 2rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(ellipse at 30% 50%, rgba(255, 153, 0, 0.08) 0%, transparent 60%);
    pointer-events: none;
}

.hero__content {
    max-width: 720px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.hero__badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(255, 153, 0, 0.15);
    color: var(--primary);
    padding: 0.375rem 1rem;
    border-radius: 50px;
    font-size: 0.8125rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    border: 1px solid rgba(255, 153, 0, 0.25);
}

.hero__title {
    font-size: 3.25rem;
    font-weight: 800;
    color: #fff;
    line-height: 1.15;
    margin-bottom: 1.25rem;
    letter-spacing: -0.02em;
}

.hero__title span {
    color: var(--primary);
}

.hero__subtitle {
    font-size: 1.1875rem;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 2.5rem;
    max-width: 560px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.7;
}

.hero__actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 1.75rem;
    border-radius: var(--radius-sm);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition);
    border: none;
    text-decoration: none;
}

.btn--primary {
    background: var(--primary);
    color: #fff;
    box-shadow: 0 4px 14px rgba(255, 153, 0, 0.35);
}

.btn--primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 153, 0, 0.4);
}

.btn--outline {
    background: transparent;
    color: #fff;
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.btn--outline:hover {
    border-color: rgba(255, 255, 255, 0.6);
    background: rgba(255, 255, 255, 0.05);
}

.hero__domains {
    margin-top: 3rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    flex-wrap: wrap;
    color: rgba(255, 255, 255, 0.45);
    font-size: 0.8125rem;
}

.hero__domains span {
    background: rgba(255, 255, 255, 0.08);
    padding: 0.25rem 0.625rem;
    border-radius: 4px;
    font-family: 'SF Mono', 'Fira Code', 'Consolas', monospace;
    font-size: 0.75rem;
}

/* ====================== SECTIONS ====================== */

.section {
    padding: 5rem 2rem;
}

.section--alt {
    background: var(--bg-secondary);
}

.section__header {
    text-align: center;
    margin-bottom: 3.5rem;
    max-width: 640px;
    margin-left: auto;
    margin-right: auto;
}

.section__label {
    display: inline-block;
    font-size: 0.8125rem;
    font-weight: 700;
    color: var(--primary);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 0.75rem;
}

.section__title {
    font-size: 2.25rem;
    font-weight: 800;
    color: var(--dark);
    line-height: 1.2;
    margin-bottom: 1rem;
    letter-spacing: -0.01em;
}

.section__desc {
    font-size: 1.0625rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

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

/* ====================== FEATURES ====================== */

.features__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.feature-card {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 2rem;
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--primary);
    transform: scaleX(0);
    transition: transform var(--transition);
}

.feature-card:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
}

.feature-card:hover::before {
    transform: scaleX(1);
}

.feature-card__icon {
    width: 48px;
    height: 48px;
    background: rgba(255, 153, 0, 0.1);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.25rem;
    color: var(--primary);
}

.feature-card__icon svg {
    width: 24px;
    height: 24px;
}

.feature-card__title {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 0.5rem;
}

.feature-card__desc {
    font-size: 0.9375rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ====================== SCREENSHOTS ====================== */

.screenshots__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.screenshot-card {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    aspect-ratio: 16 / 10;
    overflow: hidden;
    transition: all var(--transition);
}

.screenshot-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.screenshot-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* ====================== INSTALLATION ====================== */

.install__steps {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    counter-reset: step;
}

.install-step {
    text-align: center;
    position: relative;
}

.install-step__number {
    width: 56px;
    height: 56px;
    background: var(--dark);
    color: var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 800;
    margin: 0 auto 1.25rem;
}

.install-step__title {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 0.5rem;
}

.install-step__desc {
    font-size: 0.9375rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.install-step__connector {
    display: none;
    position: absolute;
    top: 28px;
    right: -1rem;
    width: calc(100% - 56px);
    transform: translateX(100%);
}

@media (min-width: 769px) {
    .install-step:not(:last-child) .install-step__connector {
        display: block;
    }
}

.install-step__connector svg {
    width: 100%;
    height: 2px;
    color: var(--border);
}

/* ====================== PRIVACY ====================== */

.privacy__card {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 3rem;
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    gap: 2rem;
    align-items: flex-start;
}

.privacy__icon {
    flex-shrink: 0;
    width: 56px;
    height: 56px;
    background: rgba(76, 175, 80, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--success);
}

.privacy__icon svg {
    width: 28px;
    height: 28px;
}

.privacy__title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 0.75rem;
}

.privacy__text {
    font-size: 0.9375rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 1rem;
}

.privacy__list {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.privacy__list li {
    display: flex;
    align-items: center;
    gap: 0.375rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--success);
}

.privacy__list li svg {
    width: 16px;
    height: 16px;
}

/* ====================== FAQ ====================== */

.faq__list {
    max-width: 780px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.faq-item {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    overflow: hidden;
    transition: border-color var(--transition);
}

.faq-item.active {
    border-color: var(--primary);
}

.faq-item__question {
    width: 100%;
    background: none;
    border: none;
    padding: 1.25rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 600;
    color: var(--dark);
    text-align: left;
    font-family: inherit;
    transition: color var(--transition);
}

.faq-item__question:hover {
    color: var(--primary);
}

.faq-item__icon {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    transition: transform var(--transition);
    color: var(--text-tertiary);
}

.faq-item.active .faq-item__icon {
    transform: rotate(180deg);
    color: var(--primary);
}

.faq-item__answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease;
}

.faq-item__answer-inner {
    padding: 0 1.5rem 1.25rem;
    font-size: 0.9375rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ====================== FOOTER ====================== */

.footer {
    background: var(--dark);
    color: rgba(255, 255, 255, 0.7);
    padding: 3rem 2rem;
}

.footer__inner {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1.5rem;
}

.footer__brand {
    display: flex;
    align-items: center;
    gap: 0.625rem;
}

.footer__brand img {
    width: 28px;
    height: 28px;
    opacity: 0.8;
}

.footer__brand span {
    font-weight: 600;
    color: rgba(255, 255, 255, 0.9);
}

.footer__copy {
    font-size: 0.875rem;
    width: 100%;
    text-align: center;
    margin-top: 1rem;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer__links {
    display: flex;
    gap: 1.25rem;
    align-items: center;
}

.footer__link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.08);
    color: rgba(255, 255, 255, 0.7);
    transition: all var(--transition);
}

.footer__link:hover {
    background: var(--primary);
    color: #fff;
    transform: translateY(-2px);
}

.footer__link svg {
    width: 20px;
    height: 20px;
}

/* ====================== FEEDBACK WIDGET ====================== */

.feedback {
    position: fixed;
    bottom: 1.5rem;
    right: 1.5rem;
    z-index: 900;
}

.feedback__fab {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    border: none;
    background: var(--primary);
    color: #fff;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 16px rgba(255, 153, 0, 0.4);
    transition: background 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
    position: relative;
    z-index: 2;
}

.feedback__fab:hover {
    background: var(--primary-dark);
    transform: scale(1.05);
    box-shadow: 0 6px 20px rgba(255, 153, 0, 0.5);
}

.feedback__fab-icon {
    width: 24px;
    height: 24px;
    transition: opacity 0.2s ease, transform 0.2s ease;
    position: absolute;
}

.feedback__fab-icon--close {
    opacity: 0;
    transform: rotate(-90deg);
}

.feedback.open .feedback__fab-icon--default {
    opacity: 0;
    transform: rotate(90deg);
}

.feedback.open .feedback__fab-icon--close {
    opacity: 1;
    transform: rotate(0);
}

.feedback__popup {
    position: absolute;
    bottom: calc(100% + 0.75rem);
    right: 0;
    width: 320px;
    background: var(--bg);
    border-radius: var(--radius);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15), 0 0 0 1px rgba(0, 0, 0, 0.05);
    padding: 1.5rem;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px) scale(0.95);
    transform-origin: bottom right;
    transition: opacity 0.25s ease, visibility 0.25s ease, transform 0.25s ease;
}

.feedback.open .feedback__popup {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
}

.feedback__title {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 0.25rem;
}

.feedback__desc {
    font-size: 0.8125rem;
    color: var(--text-secondary);
    margin-bottom: 1.25rem;
    line-height: 1.5;
}

.feedback__options {
    display: flex;
    flex-direction: column;
    gap: 0.625rem;
}

.feedback__option {
    display: flex;
    align-items: center;
    gap: 0.875rem;
    padding: 0.875rem 1rem;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    text-decoration: none;
    color: var(--text);
    transition: all 0.2s ease;
}

.feedback__option:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}

.feedback__option--feature:hover {
    border-color: var(--primary);
    background: rgba(255, 153, 0, 0.04);
}

.feedback__option--bug:hover {
    border-color: var(--price-red);
    background: rgba(177, 39, 4, 0.04);
}

.feedback__option--uninstall:hover {
    border-color: var(--text-tertiary);
    background: rgba(118, 118, 118, 0.04);
}

.feedback__option-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.feedback__option--feature .feedback__option-icon {
    background: rgba(255, 153, 0, 0.1);
    color: var(--primary);
}

.feedback__option--bug .feedback__option-icon {
    background: rgba(177, 39, 4, 0.1);
    color: var(--price-red);
}

.feedback__option--uninstall .feedback__option-icon {
    background: rgba(118, 118, 118, 0.1);
    color: var(--text-tertiary);
}

.feedback__option-icon svg {
    width: 20px;
    height: 20px;
}

.feedback__option-title {
    display: block;
    font-size: 0.9375rem;
    font-weight: 600;
    line-height: 1.3;
}

.feedback__option-desc {
    display: block;
    font-size: 0.75rem;
    color: var(--text-secondary);
    line-height: 1.4;
}

/* ====================== MOBILE NAV ====================== */

.mobile-nav {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 999;
    background: rgba(0, 0, 0, 0.5);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition);
}

.mobile-nav.open {
    opacity: 1;
    visibility: visible;
}

.mobile-nav__panel {
    position: absolute;
    right: 0;
    top: 0;
    bottom: 0;
    width: 280px;
    background: var(--bg);
    padding: 2rem;
    transform: translateX(100%);
    transition: transform var(--transition);
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.mobile-nav.open .mobile-nav__panel {
    transform: translateX(0);
}

.mobile-nav__close {
    align-self: flex-end;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    color: var(--text);
}

.mobile-nav__links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.mobile-nav__links a {
    display: block;
    padding: 0.75rem 0;
    font-size: 1.0625rem;
    font-weight: 500;
    color: var(--text);
    border-bottom: 1px solid var(--bg-tertiary);
    transition: color var(--transition);
}

.mobile-nav__links a:hover {
    color: var(--primary);
}

/* ====================== RESPONSIVE ====================== */

@media (max-width: 768px) {
    .header__nav {
        display: none;
    }

    .header__mobile-toggle {
        display: block;
    }

    .mobile-nav {
        display: block;
    }

    .hero {
        padding: 4rem 1.5rem;
    }

    .hero__title {
        font-size: 2.25rem;
    }

    .hero__subtitle {
        font-size: 1rem;
    }

    .hero__domains {
        display: none;
    }

    .section {
        padding: 3.5rem 1.5rem;
    }

    .section__title {
        font-size: 1.75rem;
    }

    .features__grid {
        grid-template-columns: 1fr;
    }

    .screenshots__grid {
        grid-template-columns: 1fr;
    }

    .install__steps {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .privacy__card {
        flex-direction: column;
        padding: 2rem;
    }

    .footer__inner {
        flex-direction: column;
        text-align: center;
    }
}

@media (min-width: 769px) and (max-width: 1024px) {
    .features__grid {
        grid-template-columns: repeat(2, 1fr);
    }

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