/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --color-orange-500: #f97316;
    --color-orange-600: #ea580c;
    --color-orange-700: #c2410c;
    --color-gray-50: #f9fafb;
    --color-gray-100: #f3f4f6;
    --color-gray-300: #d1d5db;
    --color-gray-400: #9ca3af;
    --color-gray-500: #6b7280;
    --color-gray-700: #374151;
    --color-gray-800: #1f2937;
    --color-gray-900: #111827;
    --color-gray-950: #030712;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    min-height: 100vh;
    background: linear-gradient(to bottom right, var(--color-gray-950), var(--color-gray-900), var(--color-gray-950));
    color: var(--color-gray-100);
    line-height: 1.6;
}

/* Header */
.header {
    border-bottom: 1px solid rgba(31, 41, 55, 0.5);
    -webkit-backdrop-filter: blur(12px);
    backdrop-filter: blur(12px);
    position: sticky;
    top: 0;
    z-index: 50;
    background-color: rgba(3, 7, 18, 0.8);
}

.header-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 1rem 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.logo-wordmark {
    height: 40px;
}

.logo-icon {
    width: 40px;
    height: 40px;
    flex-shrink: 0;
}

.logo-text {
    font-size: 1.125rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    color: var(--color-gray-100);
}

.header-link {
    color: var(--color-gray-400);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.25rem 0.5rem;
    border-radius: 0.375rem;
    transition: color 0.2s;
}

.header-link:hover {
    color: var(--color-orange-600);
}

.header-link:focus {
    outline: none;
    box-shadow: 0 0 0 2px rgba(234, 88, 12, 0.5);
}

.icon-inline {
    width: 16px;
    height: 16px;
}

/* Hero Section */
.hero-section {
    max-width: 1280px;
    margin: 0 auto;
    padding: 3rem 1.5rem;
}

@media (min-width: 768px) {
    .hero-section {
        padding: 5rem 1.5rem;
    }
}

.hero-grid {
    display: grid;
    gap: 3rem;
    align-items: center;
}

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

.hero-content {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.hero-title {
    font-size: 2.25rem;
    font-weight: 700;
    color: var(--color-gray-100);
    margin-bottom: 1rem;
    line-height: 1.2;
}

@media (min-width: 768px) {
    .hero-title {
        font-size: 3rem;
    }
}

.hero-subtitle {
    font-size: 1.125rem;
    color: var(--color-gray-400);
    margin-bottom: 0.5rem;
}

.hero-info {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    color: var(--color-gray-400);
    border-left: 2px solid var(--color-orange-600);
    padding-left: 1rem;
}

.hero-info strong {
    color: var(--color-gray-300);
}

.cta-buttons {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    padding-top: 1rem;
}

@media (min-width: 640px) {
    .cta-buttons {
        flex-direction: row;
    }
}

.btn {
    padding: 0.75rem 1.5rem;
    border-radius: 0.5rem;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    transition: all 0.2s;
    border: none;
    font-family: inherit;
}

.btn-primary {
    background-color: var(--color-orange-600);
    color: white;
    box-shadow: 0 10px 15px -3px rgba(234, 88, 12, 0.2);
}

.btn-primary:hover {
    background-color: var(--color-orange-700);
}

.btn-primary:focus {
    outline: none;
    box-shadow: 0 0 0 2px rgba(234, 88, 12, 0.5);
}

.btn-secondary {
    background-color: transparent;
    color: var(--color-gray-300);
    border: 2px solid var(--color-gray-700);
}

.btn-secondary:hover {
    border-color: var(--color-orange-600);
    color: var(--color-orange-500);
}

.btn-secondary:focus {
    outline: none;
    box-shadow: 0 0 0 2px rgba(234, 88, 12, 0.5);
}

.btn-icon {
    width: 20px;
    height: 20px;
}

.dropdown-wrapper {
    position: relative;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    margin-top: 0.5rem;
    left: 0;
    right: 0;
    background-color: var(--color-gray-900);
    border: 1px solid var(--color-gray-700);
    border-radius: 0.5rem;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.5);
    overflow: hidden;
    z-index: 10;
    animation: dropdownEnter 0.2s ease-out;
}

@keyframes dropdownEnter {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.dropdown-menu.hidden {
    display: none;
}

.dropdown-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1rem;
    color: var(--color-gray-300);
    text-decoration: none;
    transition: all 0.2s;
}

.dropdown-item:hover,
.dropdown-item:focus {
    background-color: var(--color-gray-800);
    color: var(--color-orange-500);
    outline: none;
}

.dropdown-item + .dropdown-item {
    border-top: 1px solid var(--color-gray-800);
}

.dropdown-icon {
    width: 18px;
    height: 18px;
}

.troubleshooting-text {
    font-size: 0.875rem;
    color: var(--color-gray-500);
    padding-top: 0.5rem;
}

/* Phone Mockup */
.phone-mockup-wrapper {
    display: flex;
    justify-content: center;
}

@media (min-width: 1024px) {
    .phone-mockup-wrapper {
        justify-content: flex-end;
    }
}

.phone-mockup-container {
    position: relative;
}

.phone-device {
    width: 280px;
    height: 560px;
    background-color: var(--color-gray-900);
    border-radius: 40px;
    border: 8px solid var(--color-gray-800);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    overflow: hidden;
}

.phone-screen {
    height: 100%;
    background: linear-gradient(to bottom right, var(--color-gray-800), var(--color-gray-900));
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
}

.mock-header {
    background-color: rgba(3, 7, 18, 0.5);
    border-radius: 0.75rem;
    padding: 1rem;
    margin-bottom: 1rem;
    border: 1px solid var(--color-gray-700);
}

.mock-bar {
    height: 0.5rem;
    border-radius: 0.25rem;
    background-color: var(--color-gray-700);
}

.mock-bar.orange {
    background-color: var(--color-orange-600);
    width: 6rem;
    margin-bottom: 0.5rem;
}

.mock-bar.gray {
    width: 8rem;
}

.mock-card {
    background-color: rgba(3, 7, 18, 0.5);
    border-radius: 0.75rem;
    padding: 1rem;
    margin-bottom: 0.75rem;
    border: 1px solid var(--color-gray-700);
}

.mock-bar.full {
    width: 100%;
    margin-bottom: 0.5rem;
}

.mock-bar.three-quarter {
    width: 75%;
}

.phone-glow {
    position: absolute;
    inset: 0;
    z-index: -10;
    background-color: rgba(234, 88, 12, 0.2);
    filter: blur(60px);
    border-radius: 50%;
}

/* Links Section */
.links-section {
    max-width: 1280px;
    margin: 0 auto;
    padding: 3rem 1.5rem;
    border-top: 1px solid rgba(31, 41, 55, 0.5);
}

@media (min-width: 768px) {
    .links-section {
        padding: 5rem 1.5rem;
    }
}

.section-title {
    font-size: 1.875rem;
    font-weight: 700;
    color: var(--color-gray-100);
    text-align: center;
    margin-bottom: 3rem;
    line-height: 1.2;
}

@media (min-width: 768px) {
    .section-title {
        font-size: 2.25rem;
    }
}

.cards-grid {
    display: grid;
    gap: 1.5rem;
}

@media (min-width: 768px) {
    .cards-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.info-card {
    background-color: rgba(17, 24, 39, 0.5);
    border: 1px solid var(--color-gray-800);
    border-radius: 0.75rem;
    padding: 1.5rem;
    transition: border-color 0.2s;
}

.info-card:hover {
    border-color: rgba(234, 88, 12, 0.5);
}

.card-content {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.card-icon {
    flex-shrink: 0;
    color: var(--color-orange-600);
}

.card-icon svg {
    width: 32px;
    height: 32px;
}

.card-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-gray-100);
    margin-bottom: 0.5rem;
}

.card-description {
    color: var(--color-gray-400);
    line-height: 1.6;
}

/* Platform Section */
.platform-section {
    max-width: 1280px;
    margin: 0 auto;
    padding: 3rem 1.5rem;
}

@media (min-width: 768px) {
    .platform-section {
        padding: 5rem 1.5rem;
    }
}

.platform-card {
    background: linear-gradient(to bottom right, rgba(17, 24, 39, 0.5), rgba(31, 41, 55, 0.3));
    border: 1px solid var(--color-gray-800);
    border-radius: 1rem;
    padding: 2rem;
}

@media (min-width: 768px) {
    .platform-card {
        padding: 3rem;
    }
}

.features-grid {
    display: grid;
    gap: 1.5rem;
    max-width: 56rem;
    margin: 0 auto;
}

@media (min-width: 768px) {
    .features-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--color-gray-300);
}

.feature-icon {
    flex-shrink: 0;
    color: var(--color-orange-600);
}

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

/* Technical Section */
.technical-section {
    max-width: 1280px;
    margin: 0 auto;
    padding: 3rem 1.5rem;
}

@media (min-width: 768px) {
    .technical-section {
        padding: 5rem 1.5rem;
    }
}

.technical-card {
    max-width: 48rem;
    margin: 0 auto;
    background-color: rgba(3, 7, 18, 0.5);
    border: 2px solid var(--color-gray-800);
    border-radius: 1rem;
    padding: 2rem;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}

.technical-content {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.technical-icon {
    flex-shrink: 0;
    margin-top: 0.25rem;
    color: var(--color-orange-600);
}

.technical-icon svg {
    width: 28px;
    height: 28px;
}

.technical-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-gray-100);
    margin-bottom: 0.75rem;
}

.technical-description {
    color: var(--color-gray-400);
    line-height: 1.6;
    margin-bottom: 0.75rem;
}

.technical-description:last-child {
    margin-bottom: 0;
}

.technical-description strong {
    color: var(--color-gray-300);
}

/* Footer */
.footer {
    border-top: 1px solid rgba(31, 41, 55, 0.5);
    margin-top: 3rem;
}

.footer-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 2rem 1.5rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    color: var(--color-gray-500);
}

@media (min-width: 768px) {
    .footer-container {
        flex-direction: row;
        justify-content: space-between;
    }
}

.footer-copyright {
    font-size: 0.875rem;
}

.footer-links {
    display: flex;
    gap: 1.5rem;
}

.footer-link {
    color: var(--color-gray-500);
    text-decoration: none;
    transition: color 0.2s;
    font-size: 0.875rem;
}

.footer-link:hover {
    color: var(--color-orange-600);
}

.footer-link:focus {
    outline: none;
    color: var(--color-orange-500);
    text-decoration: underline;
}