/* ==================================================================== */
/*  HORIZON ELITE AVIATION — style.css                                  */
/*  Brand-driven corporate aviation theme                              */
/* ==================================================================== */

/* ---------- DESIGN TOKENS (derived from logo) ---------- */
:root {
    --blue:        #14357F;   /* deep aviation blue (logo H-O-R-I-Z-O-N) */
    --blue-deep:   #0E2A66;   /* darker blue for overlays / footer      */
    --blue-800:    #1B3A8C;
    --orange:      #F26B1D;   /* bright aviation orange (logo HEA)       */
    --orange-600:  #E85F14;
    --orange-tint: #FFF1E7;

    --white:       #FFFFFF;
    --grey-50:     #F6F8FB;   /* light grey section bg */
    --grey-100:    #EEF2F7;
    --grey-300:    #D3DCE8;
    --steel:       #8493A8;   /* steel silver */
    --dark-grey:   #2B3444;
    --ink:         #17202E;   /* body text */

    --light-blue:  #EAF1FB;   /* very light blue */

    --radius:      18px;
    --radius-sm:   12px;
    --radius-lg:   26px;

    --shadow-sm:   0 6px 20px rgba(20, 53, 127, .08);
    --shadow-md:   0 16px 40px rgba(20, 53, 127, .12);
    --shadow-lg:   0 28px 70px rgba(20, 53, 127, .18);

    --ease:        cubic-bezier(.22,.61,.36,1);
    --header-h:    84px;
}

/* ---------- BASE ---------- */
* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    font-family: 'Roboto', system-ui, -apple-system, sans-serif;
    color: var(--ink);
    background: var(--white);
    line-height: 1.65;
    font-weight: 400;
    margin: 0;
    overflow-x: hidden;
}

h1, h2, h3, h4 { font-weight: 900; line-height: 1.12; color: var(--blue); letter-spacing: -.01em; }
p  { margin: 0 0 1rem; }
a  { text-decoration: none; color: inherit; transition: color .25s var(--ease); }
img { max-width: 100%; display: block; }

::selection { background: var(--orange); color: #fff; }

.section { padding: 110px 0; position: relative; }
.section-head { max-width: 720px; margin: 0 auto 60px; }

.eyebrow {
    text-transform: uppercase;
    letter-spacing: .22em;
    font-weight: 700;
    font-size: .78rem;
    color: var(--orange);
    margin-bottom: 14px;
    position: relative;
    display: inline-block;
}
.eyebrow::before {
    content: ""; display: inline-block;
    width: 30px; height: 2px; background: var(--orange);
    vertical-align: middle; margin-right: 12px;
}

.section-title { font-size: clamp(1.9rem, 4vw, 2.9rem); margin-bottom: 18px; }
.section-lead  { font-size: 1.18rem; color: var(--dark-grey); font-weight: 400; }

/* ---------- BRAND LOCKUP ---------- */
.brand-mark {
    display: inline-flex; align-items: center; justify-content: center;
    height: 42px; padding: 0 12px;
    background: var(--orange);
    border-radius: 8px;
    margin-right: 12px;
    box-shadow: 0 6px 16px rgba(242,107,29,.35);
}
.brand-hea { font-weight: 900; color: #fff; font-size: 1.15rem; letter-spacing: .06em; }
.brand-text { display: inline-flex; flex-direction: column; line-height: 1; }
.brand-name { font-weight: 900; font-size: 1.28rem; color: var(--blue); letter-spacing: .02em; }
.brand-sub  { font-weight: 700; font-size: .62rem; letter-spacing: .34em; color: var(--orange); margin-top: 3px; }

/* ==================================================================== */
/* HEADER                                                               */
/* ==================================================================== */
.site-header {
    position: fixed; inset: 0 0 auto 0; z-index: 1000;
    height: var(--header-h);
    display: flex; align-items: center;
    background: transparent;
    transition: background .4s var(--ease), box-shadow .4s var(--ease), height .4s var(--ease);
}
.site-header .navbar {
    padding: 0;
    display: flex; flex-wrap: nowrap;
    align-items: center; width: 100%;
}
.site-header .navbar-brand { display: inline-flex; align-items: center; margin: 0; }

/* transparent-state text is light */
.site-header .nav-link { color: rgba(255,255,255,.9); }
.site-header .brand-name { color: #fff; }
.site-header.scrolled .brand-name { color: var(--blue); }
.site-header.scrolled .nav-link { color: var(--dark-grey); }

.site-header.scrolled {
    background: rgba(255,255,255,.92);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    box-shadow: 0 8px 30px rgba(20,53,127,.10);
    height: 72px;
}

.navbar-nav .nav-link {
    font-weight: 500; font-size: .96rem;
    padding: .5rem 1rem; position: relative;
}
.navbar-nav .nav-link::after {
    content: ""; position: absolute; left: 1rem; right: 1rem; bottom: 4px;
    height: 2px; background: var(--orange);
    transform: scaleX(0); transform-origin: left;
    transition: transform .3s var(--ease);
}
.navbar-nav .nav-link:hover::after,
.navbar-nav .nav-link.active::after { transform: scaleX(1); }
.navbar-nav .nav-link:hover { color: var(--orange); }

/* CTA button */
.btn-quote {
    background: linear-gradient(135deg, var(--orange), var(--orange-600));
    color: #fff; font-weight: 700;
    border: none; border-radius: 50px;
    padding: .7rem 1.5rem;
    box-shadow: 0 10px 24px rgba(242,107,29,.35);
    transition: transform .28s var(--ease), box-shadow .28s var(--ease), filter .28s var(--ease);
    display: inline-flex; align-items: center; gap: .5rem;
}
.btn-quote:hover {
    color: #fff; transform: translateY(-3px) scale(1.03);
    box-shadow: 0 16px 34px rgba(242,107,29,.45);
    filter: brightness(1.04);
}
.btn-quote i { transition: transform .3s var(--ease); }
.btn-quote:hover i { transform: rotate(-8deg); }

.btn-ghost {
    background: rgba(255,255,255,.12);
    color: #fff; font-weight: 500;
    border: 1.5px solid rgba(255,255,255,.55);
    border-radius: 50px; padding: .7rem 1.5rem;
    backdrop-filter: blur(6px);
    transition: all .28s var(--ease);
    display: inline-flex; align-items: center; gap: .5rem;
}
.btn-ghost:hover {
    background: #fff; color: var(--blue);
    transform: translateY(-3px); border-color: #fff;
}

/* custom hamburger */
.navbar-toggler { border: none; padding: 6px; }
.navbar-toggler:focus { box-shadow: 0 0 0 3px rgba(242,107,29,.4); }
.toggler-bar {
    display: block; width: 26px; height: 2.5px; border-radius: 3px;
    background: #fff; margin: 5px 0; transition: .3s var(--ease);
}
.site-header.scrolled .toggler-bar { background: var(--blue); }

/* ---------- OFF-CANVAS MOBILE MENU ---------- */
.mobile-menu {
    width: 320px; max-width: 88vw;
    background: linear-gradient(165deg, #0f2a68 0%, var(--blue) 100%);
    color: #fff; border: none;
}
.mobile-menu .offcanvas-header {
    padding: 22px 24px;
    border-bottom: 1px solid rgba(255,255,255,.12);
}
.offcanvas-brand { display: inline-flex; align-items: center; }
.offcanvas-brand .brand-name { color: #fff; }
.mobile-close {
    background: rgba(255,255,255,.1); border: none; color: #fff;
    width: 40px; height: 40px; border-radius: 12px; font-size: 1.2rem;
    display: grid; place-items: center; cursor: pointer;
    transition: background .25s var(--ease), transform .25s var(--ease);
}
.mobile-close:hover { background: var(--orange); transform: rotate(90deg); }

.mobile-menu .offcanvas-body { padding: 24px; display: flex; flex-direction: column; }
.mobile-nav { list-style: none; padding: 0; margin: 0 0 24px; }
.mobile-nav li { border-bottom: 1px solid rgba(255,255,255,.08); }
.mobile-nav a {
    display: flex; align-items: center; gap: 14px;
    padding: 16px 6px; font-size: 1.05rem; font-weight: 500;
    color: rgba(255,255,255,.86);
    transition: color .25s var(--ease), padding-left .25s var(--ease);
}
.mobile-nav a i { width: 22px; color: var(--orange); font-size: 1rem; transition: transform .25s var(--ease); }
.mobile-nav a:hover, .mobile-nav a.active { color: #fff; padding-left: 14px; }
.mobile-nav a:hover i { transform: scale(1.15); }

.mobile-cta { margin-bottom: 26px; }
.mobile-menu-footer { margin-top: auto; display: grid; gap: 12px; padding-top: 20px; border-top: 1px solid rgba(255,255,255,.12); }
.mobile-menu-footer > a { display: flex; align-items: center; gap: 12px; color: rgba(255,255,255,.8); font-size: .92rem; }
.mobile-menu-footer > a i { color: var(--orange); width: 18px; }
.mobile-menu-footer > a:hover { color: var(--orange); }
.mobile-social { display: flex; gap: 12px; margin-top: 8px; }
.mobile-social a {
    width: 40px; height: 40px; border-radius: 11px;
    display: grid; place-items: center;
    background: rgba(255,255,255,.1); color: #fff;
    transition: background .25s var(--ease), transform .25s var(--ease);
}
.mobile-social a:hover { background: var(--orange); transform: translateY(-3px); }

/* ==================================================================== */
/* HERO                                                                 */
/* ==================================================================== */
.hero {
    position: relative; min-height: 100vh;
    display: flex; align-items: center;
    padding-top: var(--header-h);
    overflow: hidden;
}
/* Slideshow background — gradient base sits under photos as fallback */
.hero-slider {
    position: absolute; inset: 0;
    background:
        radial-gradient(1200px 600px at 80% -10%, rgba(242,107,29,.18), transparent 60%),
        linear-gradient(135deg, #0d2559 0%, #14357F 45%, #1c4aa0 100%);
}
.hero-slide {
    position: absolute; inset: 0;
    background-size: cover; background-position: center;
    opacity: 0; transform: scale(1.08);
    transition: opacity 1.4s var(--ease);
    animation: heroZoom 9s ease-out forwards;
    animation-play-state: paused;
}
.hero-slide.is-active { opacity: 1; animation-play-state: running; }
@keyframes heroZoom { from { transform: scale(1.12); } to { transform: scale(1); } }

.hero-overlay {
    position: absolute; inset: 0;
    background:
        linear-gradient(90deg, rgba(9,25,63,.92) 0%, rgba(11,32,80,.72) 50%, rgba(11,32,80,.42) 100%),
        linear-gradient(180deg, rgba(9,25,63,.35) 0%, transparent 30%, rgba(9,25,63,.35) 100%);
}
.hero-inner { position: relative; z-index: 2; width: 100%; }

.hero-eyebrow {
    color: var(--orange); font-weight: 700;
    letter-spacing: .32em; text-transform: uppercase;
    font-size: .82rem; margin-bottom: 16px;
}
.hero-title {
    color: #fff; font-size: clamp(2.4rem, 5.4vw, 4.4rem);
    font-weight: 900; margin-bottom: 20px; line-height: 1.05;
}
.hero-subtitle {
    color: #fff; font-size: clamp(1.15rem, 2.2vw, 1.6rem);
    font-weight: 500; margin-bottom: 18px;
    max-width: 560px;
}
.hero-desc {
    color: rgba(255,255,255,.82); font-size: 1.06rem;
    max-width: 540px; margin-bottom: 34px;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 16px; }

/* slide indicators */
.hero-dots { display: flex; gap: 12px; margin-top: 34px; }
.hero-dot {
    width: 34px; height: 5px; border-radius: 5px; border: none; padding: 0;
    background: rgba(255,255,255,.35); cursor: pointer;
    transition: background .3s var(--ease), width .3s var(--ease);
}
.hero-dot:hover { background: rgba(255,255,255,.6); }
.hero-dot.is-active { background: var(--orange); width: 52px; }

/* right visual */
.hero-visual { position: relative; min-height: 420px; display: flex; align-items: center; justify-content: center; }

.glass-card {
    background: rgba(255,255,255,.14);
    border: 1px solid rgba(255,255,255,.28);
    border-radius: var(--radius-lg);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    box-shadow: var(--shadow-lg);
}
.hero-glass {
    width: min(420px, 100%); padding: 40px 34px; text-align: center;
    position: relative; z-index: 2;
}
.glass-ring {
    width: 130px; height: 130px; margin: 0 auto 22px;
    border-radius: 50%;
    display: grid; place-items: center;
    background: radial-gradient(circle at 30% 30%, rgba(242,107,29,.35), rgba(255,255,255,.08));
    border: 1.5px solid rgba(255,255,255,.4);
}
.glass-turbine { font-size: 3.6rem; color: #fff; animation: spin 9s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.glass-caption { color: rgba(255,255,255,.85); font-size: .92rem; margin-bottom: 26px; }

.stat-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 14px; }
.stat { text-align: center; }
.stat-num {
    display: block; font-size: 1.7rem; font-weight: 900; color: #fff; line-height: 1;
}
.stat-num--text { color: var(--orange); }
.stat-label { display: block; font-size: .72rem; color: rgba(255,255,255,.75); margin-top: 6px; letter-spacing: .02em; }

/* floating icons */
.float-icon {
    position: absolute; z-index: 1;
    width: 62px; height: 62px; border-radius: 16px;
    display: grid; place-items: center;
    background: rgba(255,255,255,.16);
    border: 1px solid rgba(255,255,255,.3);
    backdrop-filter: blur(10px);
    color: #fff; font-size: 1.5rem;
    box-shadow: var(--shadow-md);
}
.float-icon--1 { top: 6%;  left: 4%;  color: var(--orange); animation: floaty 6s ease-in-out infinite; }
.float-icon--2 { bottom: 10%; left: 0%; animation: floaty 7s ease-in-out .8s infinite; }
.float-icon--3 { top: 12%; right: 3%; animation: floaty 5.5s ease-in-out .4s infinite; }
@keyframes floaty { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-16px); } }

/* scroll cue */
.scroll-cue {
    position: absolute; bottom: 26px; left: 50%; transform: translateX(-50%);
    width: 26px; height: 44px; border: 2px solid rgba(255,255,255,.5);
    border-radius: 20px; display: grid; place-items: start center; padding-top: 8px; z-index: 3;
}
.scroll-dot { width: 5px; height: 5px; border-radius: 50%; background: #fff; animation: scrollDot 1.8s infinite; }
@keyframes scrollDot { 0% { transform: translateY(0); opacity: 1; } 70% { transform: translateY(14px); opacity: 0; } 100% { opacity: 0; } }

/* ==================================================================== */
/* INNER PAGE BANNER                                                    */
/* ==================================================================== */
.page-banner {
    position: relative; min-height: 44vh;
    display: flex; align-items: center;
    padding: calc(var(--header-h) + 40px) 0 60px;
    overflow: hidden;
}
.page-banner-bg {
    position: absolute; inset: 0; background-size: cover; background-position: center;
    background-color: #0f2a68;
    transform: scale(1.05);
}
.page-banner-overlay {
    position: absolute; inset: 0;
    background: linear-gradient(90deg, rgba(9,25,63,.92), rgba(11,32,80,.62));
}
.page-banner-inner { position: relative; z-index: 2; }
.page-banner h1 { color: #fff; font-size: clamp(2rem, 5vw, 3.2rem); margin-bottom: 14px; }
.breadcrumb-nav { display: flex; gap: 10px; align-items: center; color: rgba(255,255,255,.75); font-size: .95rem; font-weight: 500; }
.breadcrumb-nav a { color: rgba(255,255,255,.75); }
.breadcrumb-nav a:hover { color: var(--orange); }
.breadcrumb-nav .sep { color: var(--orange); }
.breadcrumb-nav .current { color: #fff; }

/* Product grid (products / spare-parts / lubricants pages) */
.product-grid-card {
    background: #fff; border-radius: var(--radius); overflow: hidden;
    box-shadow: var(--shadow-sm); border-top: 4px solid var(--blue);
    height: 100%; display: flex; flex-direction: column;
    transition: transform .35s var(--ease), box-shadow .35s var(--ease);
}
.product-grid-card:hover { transform: translateY(-10px); box-shadow: var(--shadow-lg); }
.product-grid-media { position: relative; aspect-ratio: 16/10; overflow: hidden; background: linear-gradient(140deg,#16388a,#0f2a68); }
.product-grid-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s var(--ease); }
.product-grid-card:hover .product-grid-media img { transform: scale(1.08); }
.product-grid-badge {
    position: absolute; left: 16px; bottom: 16px; width: 46px; height: 46px; border-radius: 12px;
    display: grid; place-items: center; background: var(--orange); color: #fff; font-size: 1.2rem;
    box-shadow: 0 8px 18px rgba(242,107,29,.4);
}
.product-grid-body { padding: 24px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.product-grid-body h3 { font-size: 1.2rem; margin: 0; color: var(--blue); }
.product-grid-body p { font-size: .94rem; color: var(--dark-grey); margin: 0; flex: 1; }
.product-grid-body .part-link { margin-top: 6px; }

/* Simple content prose */
.prose p { color: var(--dark-grey); font-size: 1.05rem; }
.prose h2 { margin: 34px 0 16px; }

/* ==================================================================== */
/* ABOUT                                                                */
/* ==================================================================== */
.about { background: var(--white); }
.about-visual { position: relative; }
.about-image {
    background: linear-gradient(140deg, #16388a, #0f2a68);
    box-shadow: var(--shadow-lg);
    overflow: hidden; position: relative;
}
.about-image img {
    width: 100%; height: 100%; object-fit: cover;
    transition: transform .8s var(--ease);
}
.about-visual:hover .about-image img { transform: scale(1.05); }
.about-badge {
    position: absolute; right: -14px; bottom: -22px;
    padding: 18px 22px; text-align: center; max-width: 180px;
    background: rgba(255,255,255,.92);
}
.about-badge-num { display: block; font-size: 1.6rem; font-weight: 900; color: var(--orange); }
.about-badge-label { font-size: .74rem; color: var(--dark-grey); font-weight: 500; }

.about-list { list-style: none; padding: 0; margin: 24px 0 30px; display: grid; gap: 12px; }
.about-list li { display: flex; align-items: center; gap: 12px; font-weight: 500; color: var(--dark-grey); }
.about-list i { color: var(--orange); font-size: 1.1rem; }

/* ==================================================================== */
/* FEATURES                                                             */
/* ==================================================================== */
.features { background: var(--grey-50); }
.feature-card {
    background: #fff; border-radius: var(--radius);
    padding: 38px 28px; height: 100%;
    box-shadow: var(--shadow-sm);
    border-top: 4px solid var(--orange);
    transition: transform .35s var(--ease), box-shadow .35s var(--ease);
    position: relative; overflow: hidden;
}
.feature-card::before {
    content: ""; position: absolute; inset: 0 0 auto 0; height: 0;
    background: linear-gradient(180deg, rgba(20,53,127,.04), transparent);
    transition: height .35s var(--ease);
}
.feature-card:hover { transform: translateY(-10px); box-shadow: var(--shadow-lg); }
.feature-card:hover::before { height: 100%; }
.feature-icon {
    width: 64px; height: 64px; border-radius: 16px;
    display: grid; place-items: center; margin-bottom: 22px;
    background: var(--orange-tint); color: var(--orange); font-size: 1.6rem;
    transition: transform .4s var(--ease);
}
.feature-card:hover .feature-icon { transform: rotate(8deg) scale(1.06); }
.feature-title { font-size: 1.22rem; margin-bottom: 10px; }
.feature-card p { color: var(--dark-grey); font-size: .96rem; margin: 0; }

/* ==================================================================== */
/* SPARE PARTS MARQUEE                                                  */
/* ==================================================================== */
.spare-parts { background: var(--white); overflow: hidden; }
.marquee {
    position: relative; width: 100%; overflow: hidden;
    -webkit-mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent);
            mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent);
}
.marquee-track {
    display: flex; width: max-content;
    animation: marquee 46s linear infinite;
    animation-direction: reverse;   /* visually moves left → right */
}
.marquee:hover .marquee-track { animation-play-state: paused; }
@keyframes marquee { from { transform: translateX(0); } to { transform: translateX(-50%); } }

.parts-group { display: flex; gap: 26px; padding: 12px 13px; }

.part-card {
    flex: 0 0 290px; width: 290px;
    background: #fff; border-radius: var(--radius);
    border-top: 4px solid var(--blue);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: transform .35s var(--ease), box-shadow .35s var(--ease);
    display: flex; flex-direction: column;
}
.part-card:hover { transform: translateY(-10px); box-shadow: var(--shadow-lg); }

.part-media {
    position: relative; aspect-ratio: 16/10; overflow: hidden;
    background: linear-gradient(140deg, #16388a, #0f2a68);
}
.part-media img {
    width: 100%; height: 100%; object-fit: cover; display: block;
    transition: transform .6s var(--ease);
}
.part-card:hover .part-media img { transform: scale(1.08); }
.part-media::after {
    content: ""; position: absolute; inset: 0;
    background: linear-gradient(180deg, transparent 45%, rgba(15,42,104,.35) 100%);
}
.part-badge {
    position: absolute; left: 16px; bottom: 16px; z-index: 2;
    width: 46px; height: 46px; border-radius: 12px;
    display: grid; place-items: center;
    background: var(--orange); color: #fff; font-size: 1.2rem;
    box-shadow: 0 8px 18px rgba(242,107,29,.4);
    transition: transform .4s var(--ease);
}
.part-card:hover .part-badge { transform: rotate(-8deg) scale(1.08); }

.part-body { padding: 22px 24px 26px; display: flex; flex-direction: column; gap: 12px; }
.part-body h3 { font-size: 1.14rem; margin: 0; color: var(--blue); }
.part-link {
    display: inline-flex; align-items: center; gap: 8px;
    font-weight: 700; font-size: .92rem; color: var(--orange);
    transition: gap .3s var(--ease), color .3s var(--ease);
}
.part-link i { transition: transform .3s var(--ease); }
.part-link:hover { color: var(--orange-600); gap: 12px; }
.part-link:hover i { transform: translateX(3px); }

/* ==================================================================== */
/* CONTACT                                                              */
/* ==================================================================== */
.contact { background: var(--grey-50); }

.contact-card { background: #fff; padding: 40px 34px; }
.contact-heading { font-size: 1.4rem; margin-bottom: 26px; }
.contact-list { list-style: none; padding: 0; margin: 0 0 28px; display: grid; gap: 20px; }
.contact-list li { display: flex; gap: 16px; align-items: flex-start; }
.contact-list strong { color: var(--blue); font-weight: 700; }
.contact-list a:hover { color: var(--orange); }
.contact-ic {
    flex: 0 0 46px; width: 46px; height: 46px; border-radius: 12px;
    display: grid; place-items: center;
    background: var(--orange-tint); color: var(--orange); font-size: 1.05rem;
}
.social-row { display: flex; gap: 12px; margin-bottom: 26px; }
.social-btn {
    width: 42px; height: 42px; border-radius: 12px;
    display: grid; place-items: center;
    background: var(--light-blue); color: var(--blue);
    transition: all .3s var(--ease);
}
.social-btn:hover { background: var(--orange); color: #fff; transform: translateY(-3px); }

.map-placeholder {
    height: 150px; border-radius: var(--radius-sm);
    display: grid; place-items: center; gap: 6px;
    background:
        repeating-linear-gradient(45deg, var(--grey-100) 0 14px, var(--grey-50) 14px 28px);
    color: var(--steel); font-weight: 500;
    border: 1.5px dashed var(--grey-300);
}
.map-placeholder i { font-size: 1.8rem; }

/* form */
.contact-form { background: #fff; padding: 40px 34px; }
.form-label { font-weight: 500; color: var(--blue); margin-bottom: 6px; font-size: .92rem; }
.form-control {
    border: 1.5px solid var(--grey-300); border-radius: var(--radius-sm);
    padding: .8rem 1rem; font-size: .96rem; background: var(--grey-50);
    transition: border-color .25s var(--ease), box-shadow .25s var(--ease), background .25s;
}
.form-control:focus {
    border-color: var(--orange); background: #fff;
    box-shadow: 0 0 0 4px rgba(242,107,29,.14);
}
.form-note { display: none; color: var(--orange-600); font-size: .8rem; margin-top: 5px; }
.form-control.is-invalid { border-color: var(--orange-600); }
.form-control.is-invalid ~ .form-note { display: block; }
.form-success { color: #157347; font-weight: 600; margin: 16px 0 0; text-align: center; }

/* ==================================================================== */
/* FOOTER                                                               */
/* ==================================================================== */
.site-footer {
    background: linear-gradient(160deg, var(--blue) 0%, var(--blue-deep) 100%);
    color: rgba(255,255,255,.78);
    padding: 72px 0 0;
}
.footer-brand { display: inline-flex; align-items: center; margin-bottom: 20px; }
.footer-brand .brand-name { color: #fff; }
.footer-desc { font-size: .94rem; max-width: 320px; }
.footer-col-title { color: #fff; font-size: 1.05rem; margin-bottom: 20px; font-weight: 700; }
.footer-links { list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; }
.footer-links a { color: rgba(255,255,255,.78); font-size: .94rem; }
.footer-links a:hover { color: var(--orange); padding-left: 5px; }
.footer-contact li { display: flex; align-items: center; gap: 10px; font-size: .94rem; }
.footer-contact i { color: var(--orange); width: 16px; }

.footer-bottom {
    margin-top: 60px; padding: 22px 0;
    border-top: 1px solid rgba(255,255,255,.12);
    text-align: center;
}
.footer-bottom p { margin: 0; font-size: .88rem; color: rgba(255,255,255,.6); }

/* ==================================================================== */
/* BACK TO TOP                                                          */
/* ==================================================================== */
.back-to-top {
    position: fixed; right: 26px; bottom: 26px; z-index: 900;
    width: 50px; height: 50px; border-radius: 50%; border: none;
    background: linear-gradient(135deg, var(--orange), var(--orange-600));
    color: #fff; font-size: 1.1rem; cursor: pointer;
    box-shadow: 0 12px 26px rgba(242,107,29,.4);
    opacity: 0; visibility: hidden; transform: translateY(14px);
    transition: all .35s var(--ease);
}
.back-to-top.show { opacity: 1; visibility: visible; transform: translateY(0); }
.back-to-top:hover { transform: translateY(-4px) scale(1.06); }

/* ==================================================================== */
/* SCROLL REVEAL                                                        */
/* ==================================================================== */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.in { opacity: 1; transform: none; }
.reveal-d1 { transition-delay: .1s; }
.reveal-d2 { transition-delay: .2s; }
.reveal-d3 { transition-delay: .3s; }
.reveal-d4 { transition-delay: .4s; }

/* focus visibility for accessibility */
a:focus-visible, button:focus-visible, .form-control:focus-visible,
.nav-link:focus-visible, .btn:focus-visible {
    outline: 3px solid var(--orange);
    outline-offset: 3px;
}

/* ==================================================================== */
/* REDUCED MOTION                                                       */
/* ==================================================================== */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; scroll-behavior: auto !important; }
    .reveal { opacity: 1; transform: none; }
}