/* ============================================================
   HOSS INDUSTRIES — Stylesheet
   Industrial / clean / minimal
   Colors: black, dark gray, metallic silver
   ============================================================ */

:root {
    --black: #0a0a0a;
    --dark: #141414;
    --gray-900: #1a1a1a;
    --gray-800: #2a2a2a;
    --gray-700: #3a3a3a;
    --gray-600: #555;
    --gray-400: #888;
    --gray-300: #aaa;
    --gray-200: #ccc;
    --white: #f0f0f0;
    --steel: #c0c0c0;
    --accent: #e8e8e8;
    --accent-hover: #ffffff;
    --font: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

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

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

body {
    font-family: var(--font);
    background: var(--black);
    color: var(--gray-300);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

a { color: var(--steel); text-decoration: none; transition: color 0.2s; }
a:hover { color: var(--accent-hover); }

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

.container { max-width: 1100px; margin: 0 auto; padding: 0 24px; }

/* SECTION TITLES */
.section__title {
    font-size: 2rem;
    font-weight: 800;
    color: var(--white);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 12px;
    text-align: center;
}

.section__subtitle {
    font-size: 1.05rem;
    color: var(--gray-400);
    text-align: center;
    max-width: 600px;
    margin: 0 auto 48px;
}

/* NAV */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--gray-800);
}

.nav__container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.nav__logo {
    font-size: 1.1rem;
    font-weight: 900;
    letter-spacing: 0.12em;
    color: var(--white);
    text-transform: uppercase;
}

.nav__links {
    display: flex;
    list-style: none;
    gap: 32px;
    align-items: center;
}

.nav__links a {
    font-size: 0.85rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--gray-400);
}

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

.nav__cta {
    background: var(--white) !important;
    color: var(--black) !important;
    padding: 10px 20px;
    border-radius: 4px;
    font-weight: 700 !important;
    transition: background 0.2s, transform 0.2s !important;
}

.nav__cta:hover {
    background: var(--steel) !important;
    transform: translateY(-1px);
}

.nav__toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.nav__toggle span {
    width: 24px;
    height: 2px;
    background: var(--white);
    transition: 0.3s;
}

/* HERO */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: url('https://images.unsplash.com/photo-1504917595217-d4dc5ebe6122?w=1600&h=900&fit=crop') center/cover no-repeat;
    padding: 120px 24px 80px;
}

.hero__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to bottom,
        rgba(10, 10, 10, 0.8) 0%,
        rgba(10, 10, 10, 0.6) 50%,
        rgba(10, 10, 10, 0.9) 100%
    );
}

.hero__content {
    position: relative;
    z-index: 1;
    max-width: 700px;
}

.hero__title {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 900;
    color: var(--white);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    line-height: 1.1;
    margin-bottom: 16px;
}

.hero__subtitle {
    font-size: clamp(1rem, 2.5vw, 1.25rem);
    color: var(--steel);
    margin-bottom: 8px;
    font-weight: 500;
}

.hero__tagline {
    font-size: 1rem;
    color: var(--gray-400);
    margin-bottom: 36px;
}

.hero__ctas { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* BUTTONS */
.btn {
    display: inline-block;
    padding: 14px 32px;
    font-family: var(--font);
    font-size: 0.9rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.2s;
}

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

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

.btn--outline {
    background: transparent;
    color: var(--white);
    border: 2px solid var(--gray-600);
}

.btn--outline:hover {
    border-color: var(--white);
    color: var(--white);
    transform: translateY(-2px);
}

.btn--full { width: 100%; text-align: center; }

/* SERVICES */
.services {
    padding: 96px 0;
    background: var(--dark);
}

.services__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 32px;
}

.service-card {
    background: var(--gray-900);
    border: 1px solid var(--gray-800);
    border-radius: 8px;
    padding: 36px 28px;
    transition: border-color 0.3s, transform 0.3s;
}

.service-card:hover {
    border-color: var(--gray-600);
    transform: translateY(-4px);
}

.service-card__icon {
    color: var(--steel);
    margin-bottom: 20px;
}

.service-card h3 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 10px;
}

.service-card p {
    font-size: 0.9rem;
    color: var(--gray-400);
    line-height: 1.6;
}

/* INDUSTRIES */
.industries {
    padding: 96px 0;
    background: var(--black);
}

.industries__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 20px;
}

.industry-card {
    position: relative;
    border-radius: 8px;
    overflow: hidden;
    aspect-ratio: 4/3;
    cursor: default;
}

.industry-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s;
}

.industry-card:hover img { transform: scale(1.05); }

.industry-card span {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 16px 12px;
    background: linear-gradient(to top, rgba(0,0,0,0.85), transparent);
    color: var(--white);
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

/* WHY US */
.why-us {
    padding: 96px 0;
    background: var(--dark);
}

.why-us__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 32px;
    margin-top: 48px;
}

.why-card { padding: 8px 0; }

.why-card__number {
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--gray-800);
    line-height: 1;
    margin-bottom: 12px;
}

.why-card h3 {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 8px;
}

.why-card p {
    font-size: 0.9rem;
    color: var(--gray-400);
}

/* WORK / GALLERY */
.work {
    padding: 96px 0;
    background: var(--black);
}

.work__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.work-card {
    border-radius: 8px;
    overflow: hidden;
    aspect-ratio: 3/2;
}

.work-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s;
    filter: grayscale(30%);
}

.work-card:hover img {
    transform: scale(1.05);
    filter: grayscale(0%);
}

/* ABOUT */
.about {
    padding: 96px 0;
    background: var(--dark);
}

.about__content {
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
}

.about__content p {
    font-size: 1.05rem;
    color: var(--gray-300);
    margin-bottom: 16px;
    line-height: 1.8;
}

/* QUOTE FORM */
.quote {
    padding: 96px 0;
    background: var(--black);
}

.quote__form {
    max-width: 600px;
    margin: 0 auto;
}

.form__row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form__group {
    margin-bottom: 20px;
}

.form__group label {
    display: block;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--gray-400);
    margin-bottom: 6px;
}

.form__group input,
.form__group textarea {
    width: 100%;
    padding: 14px 16px;
    background: var(--gray-900);
    border: 1px solid var(--gray-700);
    border-radius: 4px;
    color: var(--white);
    font-family: var(--font);
    font-size: 0.95rem;
    transition: border-color 0.2s;
}

.form__group input:focus,
.form__group textarea:focus {
    outline: none;
    border-color: var(--steel);
}

.form__group input::placeholder,
.form__group textarea::placeholder {
    color: var(--gray-600);
}

.form__message {
    margin-top: 16px;
    text-align: center;
    font-size: 0.9rem;
    min-height: 24px;
}

.form__message--success { color: #4ade80; }
.form__message--error { color: #f87171; }

/* FOOTER */
.footer {
    padding: 64px 0 32px;
    background: var(--dark);
    border-top: 1px solid var(--gray-800);
}

.footer__grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 48px;
    margin-bottom: 48px;
}

.footer__brand h3 {
    font-size: 1rem;
    font-weight: 900;
    letter-spacing: 0.12em;
    color: var(--white);
    text-transform: uppercase;
    margin-bottom: 8px;
}

.footer__brand p {
    font-size: 0.9rem;
    color: var(--gray-400);
}

.footer__contact h4,
.footer__links h4 {
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--white);
    margin-bottom: 12px;
}

.footer__contact p {
    font-size: 0.9rem;
    line-height: 2;
}

.footer__links ul { list-style: none; }

.footer__links li { margin-bottom: 8px; }

.footer__links a {
    font-size: 0.9rem;
    color: var(--gray-400);
}

.footer__links a:hover { color: var(--white); }

.footer__bottom {
    border-top: 1px solid var(--gray-800);
    padding-top: 24px;
    text-align: center;
}

.footer__bottom p {
    font-size: 0.8rem;
    color: var(--gray-600);
}

/* MOBILE */
@media (max-width: 768px) {
    .nav__links { display: none; }
    .nav__links.active {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 72px;
        left: 0;
        right: 0;
        background: rgba(10, 10, 10, 0.98);
        padding: 24px;
        gap: 20px;
        border-bottom: 1px solid var(--gray-800);
    }
    .nav__toggle { display: flex; }

    .hero { min-height: 80vh; padding: 100px 24px 60px; }
    .hero__title { font-size: 2.2rem; }

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

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

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

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

@media (max-width: 480px) {
    .industries__grid { grid-template-columns: 1fr; }
    .services__grid { grid-template-columns: 1fr; }
    .why-us__grid { grid-template-columns: 1fr; }
}