/* =========================================================
   GLOBAL RESET
   ========================================================= */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
}

body {
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "SF Pro Text",
        "Helvetica Neue", Arial, sans-serif;
    color: #111;
    background-color: #f5f5f7;
    line-height: 1.5;
}

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

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

/* =========================================================
   NAVIGATION
   ========================================================= */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background-color: rgba(245, 245, 247, 0.9);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}

.nav {
    max-width: 1120px;
    margin: 0 auto;
    padding: 0.75rem 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
}

.nav-left,
.nav-right {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.nav-logo {
    font-weight: 600;
    letter-spacing: 0.04em;
    font-size: 1rem;
}

.nav-links {
    list-style: none;
    display: flex;
    gap: 1.5rem;
    font-size: 0.9rem;
}

.nav-links a,
.nav-right .nav-link {
    color: #333;
    transition: color 0.15s ease;
}

.nav-links a:hover,
.nav-right .nav-link:hover {
    color: #0071e3;
}

/* =========================================================
   BUTTONS
   ========================================================= */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.55rem 1.4rem;
    border-radius: 999px;
    border: none;
    font-size: 0.9rem;
    font-weight: 500;
    background-color: #0071e3;
    color: #fff;
    cursor: pointer;
    transition: background-color 0.15s ease, transform 0.1s ease;
}

.btn:hover {
    background-color: #0077ed;
    transform: translateY(-1px);
}

.btn-small {
    padding: 0.4rem 1rem;
    font-size: 0.85rem;
}

/* =========================================================
   HERO (HOME PAGE)
   ========================================================= */
.hero {
    max-width: 1120px;
    margin: 3.5rem auto 2rem;
    padding: 2.5rem 1.5rem 3.5rem;
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
    align-items: center;
    gap: 2.5rem;
}

.hero-content {
    max-width: 480px;
}

.hero-kicker {
    font-size: 0.9rem;
    color: #bf4800;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    margin-bottom: 0.5rem;
}

.hero-title {
    font-size: clamp(2.5rem, 4vw, 3.2rem);
    font-weight: 700;
    letter-spacing: -0.03em;
    margin-bottom: 0.5rem;
}

.hero-subtitle {
    font-size: 1.1rem;
    color: #444;
    margin-bottom: 1.75rem;
}

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

.hero-link {
    font-size: 0.95rem;
    color: #0071e3;
}

.hero-link:hover {
    text-decoration: underline;
}

/* =========================================================
   HERO DEVICE MOCKUP
   ========================================================= */
.hero-image {
    display: flex;
    justify-content: center;
}

.device-mock {
    width: 260px;
    height: 520px;
    border-radius: 46px;
    padding: 10px;
    background: radial-gradient(circle at 10% 0, #ffffff 0, #d5dbe7 65%, #c2c7d3 100%);
    box-shadow: 0 18px 45px rgba(0, 0, 0, 0.15);
    display: flex;
    align-items: stretch;
    justify-content: center;
}

.device-screen {
    flex: 1;
    border-radius: 36px;
    background: linear-gradient(145deg, #111827, #111827 40%, #1f2937 100%);
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: #f9fafb;
    text-align: center;
    overflow: hidden;
}

.device-screen::before {
    content: "";
    position: absolute;
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
    width: 110px;
    height: 24px;
    border-radius: 999px;
    background: rgba(0, 0, 0, 0.7);
}

.device-time {
    font-size: 3rem;
    font-weight: 600;
    letter-spacing: 0.06em;
}

.device-text {
    margin-top: 0.4rem;
    font-size: 1.1rem;
    opacity: 0.8;
}

/* =========================================================
   PRODUCT CARDS GRID
   ========================================================= */
.products {
    max-width: 1120px;
    margin: 0 auto 3.5rem;
    padding: 0 1.5rem;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.25rem;
}

.product-card {
    border-radius: 1.25rem;
    padding: 2.5rem 2rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-height: 220px;
}

.product-card-light {
    background-color: #ffffff;
}

.product-card-dark {
    background: radial-gradient(circle at top, #0f172a, #020617);
    color: #f9fafb;
}

.product-card-accent {
    background: linear-gradient(145deg, #f5f5f7, #dbeafe);
}

.product-title {
    font-size: 1.4rem;
    margin-bottom: 0.35rem;
}

.product-tagline {
    font-size: 0.96rem;
    color: #444;
    max-width: 26ch;
}

.product-card-dark .product-tagline {
    color: #e5e7eb;
}

.product-actions {
    margin-top: 1.75rem;
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.hero-link-light {
    color: #76b7ff;
}

/* =========================================================
   FEATURES SECTION
   ========================================================= */
.features {
    background-color: #ffffff;
    padding: 3.5rem 1.5rem 3rem;
}

.features-inner {
    max-width: 1120px;
    margin: 0 auto;
}

.features-inner h2 {
    font-size: 1.9rem;
    margin-bottom: 0.75rem;
}

.features-inner > p {
    max-width: 50ch;
    color: #444;
    margin-bottom: 2.25rem;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.75rem;
}

.feature-item h3 {
    font-size: 1.05rem;
    margin-bottom: 0.35rem;
}

.feature-item p {
    color: #555;
    font-size: 0.94rem;
}

/* =========================================================
   ABOUT PAGE — NEW ADDITIONS
   ========================================================= */
.page-hero {
    padding: 4rem 1.5rem 3rem;
    background-color: #ffffff;
    border-bottom: 1px solid rgba(0,0,0,0.06);
}

.page-hero-inner {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.page-kicker {
    font-size: 0.9rem;
    color: #0071e3;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    margin-bottom: 0.5rem;
}

.page-hero h1 {
    font-size: clamp(2.2rem, 4vw, 3rem);
    font-weight: 700;
    margin-bottom: 1rem;
}

.page-hero-text {
    max-width: 60ch;
    margin: 0 auto;
    color: #555;
    font-size: 1.05rem;
}

/* About Sections */
.about-section {
    padding: 3.5rem 1.5rem;
    background-color: #f5f5f7;
}

.about-section-alt {
    background-color: #ffffff;
}

.about-layout {
    max-width: 1120px;
    margin: 0 auto;
    display: grid;
    gap: 3rem;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.about-block h2 {
    font-size: 1.6rem;
    margin-bottom: 0.75rem;
    font-weight: 600;
}

.about-block p {
    margin-bottom: 1rem;
    color: #444;
    line-height: 1.6;
}

.about-list {
    list-style: none;
    margin: 1rem 0;
}

.about-list li {
    margin-bottom: 0.6rem;
    color: #333;
    line-height: 1.5;
}

.pill {
    display: inline-block;
    background-color: #e5e7eb;
    padding: 0.25rem 0.65rem;
    border-radius: 999px;
    font-size: 0.85rem;
    margin-right: 0.4rem;
    font-weight: 500;
}

/* Values Grid */
.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
    gap: 2rem;
    margin-top: 2.5rem;
}

.value-item h3 {
    font-size: 1.2rem;
    margin-bottom: 0.35rem;
}

.value-item p {
    color: #555;
}

/* =========================================================
   FOOTER
   ========================================================= */
.site-footer {
    background-color: #f5f5f7;
    border-top: 1px solid rgba(0, 0, 0, 0.06);
    padding: 2.5rem 1.5rem 2rem;
}

.footer-inner {
    max-width: 1120px;
    margin: 0 auto;
    font-size: 0.85rem;
    color: #4b4b4b;
}

.footer-bottom {
    border-top: 1px solid rgba(0, 0, 0, 0.08);
    padding-top: 1rem;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
}

.footer-links {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.footer-links a:hover {
    text-decoration: underline;
}

/* =========================================================
   RESPONSIVE TWEAKS
   ========================================================= */
@media (max-width: 768px) {
    .hero {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-actions {
        justify-content: center;
    }

    .nav-links {
        display: none;
    }
}