/* FONTS */
@font-face {
    font-family: "WorkSans";
    src: url('./assets/Fonts/WorkSans-Light.ttf') format('truetype');
    font-weight: 300;
    font-style: normal;
}
@font-face {
    font-family: "WorkSans";
    src: url('./assets/Fonts/WorkSans-Regular.ttf') format('truetype');
    font-weight: 400;
    font-style: normal;
}
@font-face {
    font-family: "WorkSans";
    src: url('./assets/Fonts/WorkSans-Medium.ttf') format('truetype');
    font-weight: 500;
    font-style: normal;
}

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

:root {
    --black: #0a0a0a;
    --white: #ffffff;
    --gray-100: #f7f7f7;
    --gray-200: #e8e8e8;
    --gray-400: #999999;
    --gray-600: #555555;
    --accent: #D5E8EB;
    --container: 1100px;
    --section-padding: clamp(60px, 10vw, 120px);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'WorkSans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    color: var(--black);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

.container {
    max-width: var(--container);
    width: 100%;
    margin: 0 auto;
    padding: 0 24px;
}


/* ---- REVEAL ANIMATION ---- */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}


/* ---- HERO ---- */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background-image: url('./assets/Images/background-mountain.png');
    background-size: cover;
    background-position: center;
    overflow: hidden;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to bottom,
        rgba(0, 0, 0, 0.45) 0%,
        rgba(0, 0, 0, 0.3) 60%,
        rgba(0, 0, 0, 0.6) 100%
    );
}

.hero-content {
    position: relative;
    z-index: 1;
    padding-top: 80px;
    padding-bottom: 80px;
}

.hero-logo {
    width: 220px;
    margin-bottom: 48px;
    animation: fadeIn 1s ease both;
}

.hero h1 {
    font-size: clamp(32px, 5.5vw, 72px);
    font-weight: 500;
    line-height: 1.1;
    color: var(--white);
    margin-bottom: 24px;
    letter-spacing: -0.02em;
}

.hero-sub {
    font-size: clamp(16px, 2vw, 22px);
    font-weight: 300;
    color: rgba(255, 255, 255, 0.85);
    max-width: 580px;
    line-height: 1.6;
    margin-bottom: 40px;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}


/* ---- BUTTONS ---- */
.btn {
    display: inline-block;
    padding: 14px 36px;
    border: 2px solid var(--white);
    color: var(--white);
    font-size: 15px;
    font-weight: 400;
    letter-spacing: 0.04em;
    transition: background-color 0.3s ease, color 0.3s ease;
}

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

.btn-dark {
    border-color: var(--black);
    color: var(--black);
}

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


/* ---- SECTION LABEL ---- */
.section-label {
    font-size: 13px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--gray-400);
    margin-bottom: 40px;
}


/* ---- ABOUT ---- */
.about {
    padding: var(--section-padding) 0;
    background-color: var(--white);
}

.split {
    display: grid;
    grid-template-columns: 1fr;
    gap: 32px;
}

@media (min-width: 768px) {
    .split {
        grid-template-columns: 1fr 1fr;
        gap: 64px;
        align-items: start;
    }
}

.split h2 {
    font-size: clamp(28px, 3.5vw, 44px);
    font-weight: 500;
    line-height: 1.2;
    letter-spacing: -0.01em;
}

.split p {
    font-size: 18px;
    font-weight: 300;
    line-height: 1.7;
    color: var(--gray-600);
}


/* ---- APPROACH ---- */
.approach {
    padding: var(--section-padding) 0;
    background-color: var(--gray-100);
}

.cards {
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
}

@media (min-width: 768px) {
    .cards {
        grid-template-columns: repeat(3, 1fr);
        gap: 32px;
    }
}

.card {
    background: var(--white);
    padding: 40px 32px;
    border-radius: 2px;
    border: 1px solid var(--gray-200);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.06);
}

.card-number {
    display: block;
    font-size: 48px;
    font-weight: 500;
    color: var(--accent);
    line-height: 1;
    margin-bottom: 24px;
}

.card h3 {
    font-size: 20px;
    font-weight: 500;
    margin-bottom: 16px;
}

.card p {
    font-size: 16px;
    font-weight: 300;
    line-height: 1.7;
    color: var(--gray-600);
}


/* ---- CAREERS ---- */
.careers {
    padding: var(--section-padding) 0;
    background-color: var(--white);
}

.careers-inner {
    background-color: var(--accent);
    padding: clamp(40px, 6vw, 80px);
    text-align: center;
}

.careers-inner h2 {
    font-size: clamp(24px, 3vw, 36px);
    font-weight: 500;
    margin-bottom: 16px;
}

.careers-inner p {
    font-size: 18px;
    font-weight: 300;
    color: var(--gray-600);
    max-width: 480px;
    margin: 0 auto 32px;
    line-height: 1.6;
}


/* ---- CONTACT ---- */
.contact {
    padding: var(--section-padding) 0;
    background-color: var(--gray-100);
    text-align: center;
}

.contact .section-label {
    text-align: center;
}

.contact h2 {
    font-size: clamp(32px, 4vw, 52px);
    font-weight: 500;
    margin-bottom: 16px;
    letter-spacing: -0.02em;
}

.contact > .container > p {
    font-size: 18px;
    font-weight: 300;
    color: var(--gray-600);
    margin-bottom: 32px;
}

.email-link {
    display: inline-block;
    font-size: clamp(18px, 2.5vw, 28px);
    font-weight: 400;
    border-bottom: 2px solid var(--black);
    padding-bottom: 4px;
    transition: opacity 0.3s ease;
}

.email-link:hover {
    opacity: 0.6;
}


/* ---- FOOTER ---- */
footer {
    padding: 40px 0;
    background-color: var(--white);
    border-top: 1px solid var(--gray-200);
}

.footer-inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

.footer-logo {
    width: 140px;
    opacity: 0.3;
}

footer p {
    font-size: 13px;
    font-weight: 300;
    color: var(--gray-400);
}