/* ===== RESET & BASE STYLES ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --black: #000000;
    --dark-grey: #1a1a1a;
    --medium-grey: #333333;
    --grey: #666666;
    --light-grey: #cccccc;
    --off-white: #f5f5f5;
    --white: #ffffff;
    --transition: all 0.3s ease;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: var(--white);
    background-color: var(--black);
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ===== NAVIGATION ===== */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background-color: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid var(--medium-grey);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 20px;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 1rem;
    cursor: pointer;
}

.nav-logo {
    height: 45px;
    width: auto;
    transition: var(--transition);
    filter: invert(1) brightness(2);
}

.nav-logo:hover {
    transform: scale(1.05);
    filter: invert(1) brightness(2) drop-shadow(0 0 8px rgba(255, 255, 255, 0.5));
}

.nav-brand-text {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--white);
    letter-spacing: -0.5px;
}

@media (max-width: 992px) {
    .nav-brand-text {
        font-size: 1.1rem;
    }

    .nav-logo {
        height: 40px;
    }
}

@media (max-width: 480px) {
    .nav-brand-text {
        display: none;
    }
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-link {
    color: var(--light-grey);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--white);
    transition: var(--transition);
}

.nav-link:hover {
    color: var(--white);
}

.nav-link:hover::after {
    width: 100%;
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background-color: var(--white);
    transition: var(--transition);
}

/* ===== HERO SECTION ===== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding-top: 80px;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, var(--black) 0%, var(--dark-grey) 50%, var(--medium-grey) 100%);
    z-index: -1;
}

.hero-background::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image:
        linear-gradient(90deg, rgba(255,255,255,.03) 1px, transparent 1px),
        linear-gradient(rgba(255,255,255,.03) 1px, transparent 1px);
    background-size: 50px 50px;
    animation: gridMove 20s linear infinite;
}

@keyframes gridMove {
    0% {
        transform: translate(0, 0);
    }
    100% {
        transform: translate(50px, 50px);
    }
}

.hero-content {
    text-align: center;
    max-width: 800px;
    animation: fadeInUp 1s ease;
}

.hero-logo-wrapper {
    margin-bottom: 2rem;
    animation: float 3s ease-in-out infinite;
}

.hero-logo {
    width: 400px;
    height: auto;
    opacity: 0.98;
    filter: invert(1) brightness(2) drop-shadow(0 8px 24px rgba(0, 0, 0, 0.4));
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-15px);
    }
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    letter-spacing: -1px;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.3rem;
    color: var(--light-grey);
    margin-bottom: 2.5rem;
    line-height: 1.6;
}

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

/* ===== BUTTONS ===== */
.btn {
    padding: 1rem 2rem;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: 8px;
    transition: var(--transition);
    display: inline-block;
    cursor: pointer;
    border: none;
}

.btn-primary {
    background-color: var(--white);
    color: var(--black);
}

.btn-primary:hover {
    background-color: var(--light-grey);
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(255, 255, 255, 0.1);
}

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

.btn-secondary:hover {
    background-color: var(--white);
    color: var(--black);
    transform: translateY(-2px);
}

/* ===== SECTION STYLES ===== */
section {
    padding: 6rem 0;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 3rem;
    letter-spacing: -0.5px;
}

/* ===== ABOUT SECTION ===== */
.about {
    background-color: var(--dark-grey);
}

.about-text p {
    font-size: 1.1rem;
    color: var(--light-grey);
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.stat {
    text-align: center;
    padding: 2rem;
    background-color: var(--medium-grey);
    border-radius: 8px;
    transition: var(--transition);
}

.stat:hover {
    transform: translateY(-5px);
    background-color: rgba(255, 255, 255, 0.05);
}

.stat h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.stat p {
    color: var(--light-grey);
    margin: 0;
}

/* ===== PRODUCT SECTION ===== */
.product {
    background-color: var(--black);
}

.product-showcase {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    margin-top: 2rem;
}

.product-info h3 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

.tagline {
    font-size: 1.2rem;
    color: var(--grey);
    margin-bottom: 1.5rem;
    font-style: italic;
}

.product-info > p {
    font-size: 1.1rem;
    color: var(--light-grey);
    line-height: 1.8;
    margin-bottom: 2rem;
}

.features {
    margin: 2rem 0;
}

.feature {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
    padding: 1rem;
    background-color: var(--dark-grey);
    border-radius: 8px;
    transition: var(--transition);
}

.feature:hover {
    background-color: var(--medium-grey);
    transform: translateX(5px);
}

.feature-icon {
    font-size: 1.5rem;
    color: var(--white);
    min-width: 30px;
}

.feature-text h4 {
    font-size: 1.1rem;
    margin-bottom: 0.3rem;
}

.feature-text p {
    color: var(--grey);
    margin: 0;
}

/* ===== PHONE MOCKUP ===== */
.product-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.phone-mockup {
    width: 300px;
    height: 600px;
    background-color: var(--dark-grey);
    border-radius: 40px;
    padding: 15px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    position: relative;
}

.phone-mockup::before {
    content: '';
    position: absolute;
    top: 15px;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 25px;
    background-color: var(--black);
    border-radius: 0 0 20px 20px;
    z-index: 10;
}

.phone-screen {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--medium-grey), var(--dark-grey));
    border-radius: 30px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.app-preview {
    text-align: center;
    padding: 2rem;
}

.app-preview h4 {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.app-preview p {
    color: var(--light-grey);
}

/* ===== MISSION SECTION ===== */
.mission {
    background: linear-gradient(135deg, var(--medium-grey), var(--dark-grey));
    padding: 4rem 0;
}

.mission-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.mission-content h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
}

.mission-content p {
    font-size: 1.3rem;
    color: var(--light-grey);
    line-height: 1.8;
}

/* ===== CONTACT SECTION ===== */
.contact {
    background: linear-gradient(135deg, var(--black) 0%, var(--dark-grey) 100%);
    position: relative;
    overflow: hidden;
}

.contact::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image:
        radial-gradient(circle at 20% 50%, rgba(255, 255, 255, 0.03) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(255, 255, 255, 0.03) 0%, transparent 50%);
    pointer-events: none;
}

.contact-wrapper {
    position: relative;
    z-index: 1;
}

.contact-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 4rem;
}

.contact-subtitle {
    font-size: 1.1rem;
    color: var(--light-grey);
    line-height: 1.8;
    margin-top: 1rem;
}

.contact-content {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 3rem;
    align-items: start;
}

/* ===== FORM STYLES ===== */
.contact-form-wrapper {
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(10px);
    padding: 2.5rem;
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--light-grey);
    font-size: 0.9rem;
    letter-spacing: 0.5px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem 1.2rem;
    background-color: rgba(0, 0, 0, 0.4);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    color: var(--white);
    font-size: 1rem;
    font-family: inherit;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--white);
    background-color: rgba(0, 0, 0, 0.6);
    box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--grey);
}

.form-group textarea {
    resize: vertical;
    min-height: 140px;
    line-height: 1.6;
}

.btn-submit {
    width: 100%;
    padding: 1.2rem;
    font-size: 1.05rem;
    margin-top: 0.5rem;
}

.form-status {
    display: none;
    margin-top: 1rem;
    padding: 1rem;
    border-radius: 8px;
    font-size: 0.95rem;
    text-align: center;
}

/* ===== CONTACT INFO CARDS ===== */
.contact-info-wrapper {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.contact-info-card {
    background: rgba(255, 255, 255, 0.02);
    backdrop-filter: blur(10px);
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.contact-info-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(to bottom, var(--white), var(--grey));
    opacity: 0;
    transition: var(--transition);
}

.contact-info-card:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.2);
    transform: translateX(5px);
}

.contact-info-card:hover::before {
    opacity: 1;
}

.contact-icon {
    width: 48px;
    height: 48px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
    color: var(--white);
}

.contact-info-card h3 {
    font-size: 1.2rem;
    margin-bottom: 0.8rem;
    color: var(--white);
}

.contact-info-card a {
    display: block;
    color: var(--light-grey);
    text-decoration: none;
    margin-bottom: 0.5rem;
    transition: var(--transition);
    font-size: 0.95rem;
}

.contact-info-card a:hover {
    color: var(--white);
    padding-left: 5px;
}

/* ===== FOOTER ===== */
.footer {
    background-color: var(--black);
    border-top: 1px solid var(--medium-grey);
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-logo {
    height: 70px;
    width: auto;
    margin-bottom: 1rem;
    filter: invert(1) brightness(2);
    opacity: 0.9;
}

.footer-brand h3 {
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
}

.footer-brand p {
    color: var(--grey);
}

.footer-links h4,
.footer-social h4 {
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

.footer-links ul {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.5rem;
}

.footer-social ul {
    list-style: none;
}

.footer-social li {
    margin-bottom: 0.5rem;
}

.footer-links a,
.footer-social a {
    color: var(--grey);
    text-decoration: none;
    transition: var(--transition);
}

.footer-links a:hover,
.footer-social a:hover {
    color: var(--white);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid var(--medium-grey);
}

.footer-bottom p {
    color: var(--grey);
    font-size: 0.9rem;
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: rgba(0, 0, 0, 0.98);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.5);
        padding: 2rem 0;
    }

    .nav-menu.active {
        left: 0;
    }

    .hero-logo {
        width: 300px;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1.1rem;
    }

    .product-showcase,
    .contact-content {
        grid-template-columns: 1fr;
    }

    .contact-form-wrapper {
        padding: 2rem;
    }

    .form-row {
        grid-template-columns: 1fr;
        gap: 0;
    }

    .phone-mockup {
        width: 250px;
        height: 500px;
    }

    .section-title {
        font-size: 2rem;
    }

    .about-stats {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .hero-logo {
        width: 240px;
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-buttons {
        flex-direction: column;
    }

    .btn {
        width: 100%;
    }
}