/* ========================================
   SIES Consulting Group — v2
   Fonts: Space Grotesk (brand/headings)
          DM Serif Display (section titles)
          Inter (body)
   Palette: Deep navy + Gold + Warm whites
   ======================================== */

:root {
    /* Palette derived from logo — muted/sophisticated */
    --navy: #0c3544;
    --navy-light: #104d62;
    --navy-mid: #15697e;
    --teal: #1a7d96;
    --teal-dark: #0f5f73;
    --orange: #c96a1f;
    --orange-light: #d8944a;
    --green: #358a42;
    --blue: #2870c4;
    --cream: #f5f8fa;
    --white: #ffffff;
    --text: #1a2e3a;
    --text-light: #3d5a6a;
    --text-muted: #6a8a9a;
    --border: #dce8ee;
    --accent: var(--orange);
    --font-brand: 'Space Grotesk', 'Inter', system-ui, sans-serif;
    --font-display: 'DM Serif Display', Georgia, serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --transition: 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --shadow-sm: 0 2px 8px rgba(10, 61, 84, 0.06);
    --shadow-md: 0 8px 30px rgba(10, 61, 84, 0.1);
    --shadow-lg: 0 20px 60px rgba(10, 61, 84, 0.14);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-body);
    color: var(--text);
    background: var(--white);
    line-height: 1.7;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

/* ========== NAVIGATION ========== */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 1rem 0;
    background: var(--navy);
    border-bottom: 2px solid var(--orange);
    transition: all var(--transition);
}

.nav.scrolled {
    background: rgba(12, 53, 68, 0.97);
    backdrop-filter: blur(20px);
    padding: 0.7rem 0;
    box-shadow: 0 4px 30px rgba(0,0,0,0.25);
    border-bottom: 2px solid var(--orange);
}

.nav__container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.25rem;
}

.nav__logo {
    display: flex;
    align-items: center;
    gap: 0;
    flex-shrink: 0;
}

.nav__brand-block {
    display: flex;
    align-items: center;
    gap: 0;
    border: none;
    padding: 0;
    transition: all var(--transition);
}

.nav__brand-left {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.1rem;
    padding-right: 0.75rem;
    margin-right: 0.75rem;
    border-right: 1px solid rgba(201,106,31,0.55);
}

.nav__brand-sies {
    font-family: 'Poiret One', 'Space Grotesk', sans-serif;
    font-size: clamp(1.05rem, 1.4vw, 1.5rem);
    font-weight: 400;
    color: var(--orange);
    letter-spacing: 0.22em;
    padding-left: 0.22em;
    line-height: 1;
    transition: color var(--transition);
}

.nav__brand-sub {
    font-family: 'Cormorant Garamond', Georgia, serif;
    font-size: clamp(0.42rem, 0.55vw, 0.55rem);
    font-weight: 500;
    color: rgba(255,255,255,0.78);
    letter-spacing: 0.26em;
    padding-left: 0.26em;
    text-transform: uppercase;
    line-height: 1;
    text-align: center;
    transition: color var(--transition);
}

.nav__brand-rule { display: none; }

.nav__brand-words {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.15rem 0.7rem;
    align-content: center;
}

.nav__brand-words span {
    font-family: 'Cormorant Garamond', Georgia, serif;
    font-size: clamp(0.5rem, 0.65vw, 0.7rem);
    font-weight: 500;
    color: rgba(255,255,255,0.85);
    letter-spacing: 0.06em;
    text-transform: uppercase;
    line-height: 1.15;
    transition: color var(--transition);
}

.nav__logo:hover .nav__brand-left {
    border-right-color: var(--orange);
}
.nav__logo:hover .nav__brand-sies {
    color: var(--orange-light);
}
.nav.scrolled .nav__link { color: rgba(255,255,255,0.65); }
.nav.scrolled .nav__lang { border-left-color: rgba(255,255,255,0.12); }
.nav.scrolled .lang-btn { border-color: rgba(255,255,255,0.15); color: rgba(255,255,255,0.4); }

.nav__links {
    display: flex;
    align-items: center;
    gap: clamp(0.6rem, 1.2vw, 1.4rem);
    flex-shrink: 0;
}

.nav__link {
    font-size: clamp(0.55rem, 0.68vw, 0.72rem);
    white-space: nowrap;
    font-weight: 500;
    color: var(--orange);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    transition: color var(--transition);
    position: relative;
}

.nav__link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--orange-light);
    transition: width var(--transition);
}

.nav__link:hover,
.nav__link.active { color: var(--orange-light); }

.nav__link:hover::after,
.nav__link.active::after { width: 100%; }

.nav__lang {
    display: flex;
    gap: 0.25rem;
    margin-left: 1rem;
    padding-left: 1.5rem;
    border-left: 1px solid rgba(255,255,255,0.18);
}

.lang-btn {
    background: none;
    border: 1px solid rgba(201,106,31,0.4);
    color: var(--orange);
    font-family: var(--font-brand);
    font-size: 0.65rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    padding: 0.25rem 0.5rem;
    cursor: pointer;
    transition: all var(--transition);
    border-radius: 2px;
}

.lang-btn:hover { border-color: var(--orange-light); color: var(--orange-light); }

.lang-btn.active {
    background: var(--orange);
    border-color: var(--orange);
    color: var(--navy);
}

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

.nav__toggle span {
    width: 24px;
    height: 1.5px;
    background: var(--orange);
    transition: all 0.3s;
}

.nav__toggle.open span:nth-child(1) { transform: rotate(45deg) translate(4px, 5px); }
.nav__toggle.open span:nth-child(2) { opacity: 0; }
.nav__toggle.open span:nth-child(3) { transform: rotate(-45deg) translate(4px, -5px); }

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

/* Hero background — warm twilight base
   Slightly warm grey-blue: comfort + trust
   Lighter center: reverse vignette = natural focal point */
.hero__bg {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse at 50% 45%, #f0ebe3 0%, #e6dfd6 40%, #dbd4ca 100%);
    z-index: -2;
}

/* Orbiting blue light — trust, clarity
   Large, soft, unmistakably present */
.hero__bg::before {
    content: '';
    position: absolute;
    inset: -30%;
    width: 160%;
    height: 160%;
    background: radial-gradient(ellipse at 50% 50%,
        rgba(26,130,170,0.18) 0%,
        rgba(26,130,170,0.06) 35%,
        transparent 60%);
    animation: lightOrbit 45s ease-in-out infinite;
}

/* Orbiting amber light — warmth, reward
   Slightly smaller, warmer, golden hour feel */
.hero__bg::after {
    content: '';
    position: absolute;
    inset: -30%;
    width: 160%;
    height: 160%;
    background: radial-gradient(ellipse at 50% 50%,
        rgba(210,140,50,0.14) 0%,
        rgba(201,106,31,0.05) 35%,
        transparent 55%);
    animation: shadowOrbit 50s ease-in-out infinite reverse;
    z-index: -1;
}

/* Central warm breath — subtle spotlight on text
   Slow pulse mimics breathing rhythm (4-7-8 pattern)
   Creates subconscious comfort + focal attention */
.hero__glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 65%;
    height: 55%;
    background: radial-gradient(ellipse at 50% 50%,
        rgba(255,245,230,0.4) 0%,
        rgba(255,245,230,0.15) 35%,
        transparent 65%);
    animation: breathe 8s ease-in-out infinite;
    pointer-events: none;
    z-index: 0;
}

/* Central film-reel quotes */
.hero__film {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    max-width: 800px;
    overflow: hidden;
    height: 360px;
    z-index: 2;
}

.hero__film-strip {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    transition: transform 1.2s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.hero__film-frame {
    height: 360px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 0 2rem;
    opacity: 0.15;
    transition: opacity 1s ease;
}

.hero__film-frame.active {
    opacity: 1;
}

.hero__film-text {
    font-family: var(--font-display);
    font-size: clamp(1.35rem, 2.8vw, 2.2rem);
    font-style: italic;
    font-weight: 400;
    color: #0a2832;
    line-height: 1.55;
    letter-spacing: 0.01em;
    text-shadow: 0 0 40px rgba(255,248,240,0.3);
}

.hero__film-author {
    display: block;
    font-family: var(--font-body);
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--orange);
    letter-spacing: 0.2em;
    text-transform: uppercase;
    margin-top: 1.25rem;
}

.hero__film-source {
    display: block;
    font-family: var(--font-body);
    font-size: 0.62rem;
    font-weight: 300;
    font-style: italic;
    color: var(--text-muted);
    letter-spacing: 0.05em;
    margin-top: 0.35rem;
}

/* Film perforations */
.hero__film::before,
.hero__film::after {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    width: 18px;
    z-index: 2;
    background:
        repeating-linear-gradient(
            to bottom,
            transparent 0px,
            transparent 8px,
            rgba(201,106,31,0.15) 8px,
            rgba(201,106,31,0.15) 14px,
            transparent 14px,
            transparent 22px
        );
}

.hero__film::before { left: -28px; }
.hero__film::after { right: -28px; }

/* Thin film border lines */
.hero__film-strip::before,
.hero__film-strip::after {
    content: '';
    position: fixed;
    left: 0;
    right: 0;
    height: 1px;
    background: rgba(201,106,31,0.12);
    pointer-events: none;
}

.hero__scroll {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
    animation: fadeUp 1.5s 0.8s both;
}

.hero__scroll span {
    font-size: 0.6rem;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: var(--text-muted);
    color: rgba(255,255,255,0.25);
    font-family: var(--font-brand);
}

.hero__scroll-line {
    width: 1px;
    height: 30px;
    background: linear-gradient(to bottom, var(--orange), transparent);
    animation: scrollPulse 2s infinite;
}

/* ========== APPROACH ========== */
.approach {
    padding: 6rem 0;
    background: var(--cream);
}

.approach__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
}

.approach__item {
    padding: 2.5rem 2rem;
    border-right: 1px solid var(--border);
    position: relative;
}

.approach__item:last-child { border-right: none; }

.approach__number {
    font-family: var(--font-brand);
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--orange);
    letter-spacing: 0.1em;
    display: block;
    margin-bottom: 1rem;
}

.approach__title {
    font-family: var(--font-brand);
    font-size: 1rem;
    font-weight: 600;
    color: var(--navy);
    margin-bottom: 0.75rem;
    letter-spacing: -0.01em;
}

.approach__text {
    font-size: 0.85rem;
    color: var(--text-light);
    line-height: 1.75;
}

/* ========== SECTION TITLES ========== */
.section-title {
    font-family: var(--font-display);
    font-size: clamp(1.8rem, 3.5vw, 2.6rem);
    font-weight: 400;
    color: var(--navy);
    text-align: center;
    margin-bottom: 0.75rem;
    letter-spacing: -0.01em;
}

.section-subtitle {
    font-size: 0.95rem;
    font-weight: 300;
    color: var(--text-muted);
    text-align: center;
    margin-bottom: 3.5rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}
.section-narrative {
    font-size: 0.9rem;
    font-style: italic;
    font-weight: 300;
    color: var(--text-muted);
    text-align: center;
    margin-bottom: 3rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.6;
}

/* ========== INDUSTRIES ========== */
.industries {
    padding: 7rem 0;
    background: var(--white);
}

.ind__grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.ind__card {
    padding: 2rem 2.25rem;
    border: 1px solid var(--border);
    background: var(--white);
    transition: all var(--transition);
    position: relative;
}

.ind__card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 3px;
    height: 0;
    background: var(--orange);
    transition: height var(--transition);
}

.ind__card:hover {
    border-color: rgba(232, 117, 26, 0.25);
    box-shadow: var(--shadow-md);
}

.ind__card:hover::before { height: 100%; }

.ind__card-title {
    font-family: var(--font-brand);
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--navy);
    margin-bottom: 0.75rem;
    letter-spacing: -0.01em;
}

.ind__card-text {
    font-size: 0.85rem;
    color: var(--text-light);
    line-height: 1.75;
    margin-bottom: 1.25rem;
}

.ind__card-team {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
}

.ind__card-member {
    font-size: 0.72rem;
    font-weight: 500;
    font-family: var(--font-brand);
    color: var(--teal-dark);
    background: rgba(232, 117, 26, 0.08);
    padding: 0.2rem 0.65rem;
    border-radius: 100px;
    letter-spacing: 0.02em;
}

/* ========== TEAM ========== */
.team {
    padding: 7rem 0;
    background: var(--cream);
}

.team-member {
    background: var(--white);
    border: 1px solid var(--border);
    padding: 2.5rem 3rem;
    margin-bottom: 1.5rem;
    transition: all var(--transition);
}

.team-member:hover {
    box-shadow: var(--shadow-md);
    border-color: rgba(232, 117, 26, 0.2);
}

.team-member__header {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    margin-bottom: 1.25rem;
}

.team-member__initials {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--navy);
    color: var(--orange);
    font-family: var(--font-brand);
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    flex-shrink: 0;
}

.team-member__name {
    font-family: var(--font-brand);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--navy);
    letter-spacing: -0.01em;
}

.team-member__role {
    font-size: 0.75rem;
    font-weight: 500;
    font-family: var(--font-brand);
    color: var(--teal-dark);
    letter-spacing: 0.12em;
    text-transform: uppercase;
    margin-top: 0.15rem;
    display: block;
}

.team-member__bio {
    font-size: 0.88rem;
    color: var(--text-light);
    line-height: 1.85;
    margin-bottom: 1.25rem;
}

.team-member__areas {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
}

.team-member__area {
    font-size: 0.72rem;
    font-weight: 500;
    font-family: var(--font-brand);
    color: var(--navy-mid);
    background: rgba(10, 22, 40, 0.04);
    border: 1px solid rgba(10, 22, 40, 0.08);
    padding: 0.25rem 0.75rem;
    border-radius: 100px;
    letter-spacing: 0.02em;
}

/* ========== EXPERIENCE ========== */
.experience {
    padding: 7rem 0;
    background: var(--white);
}

.exp__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
    margin-bottom: 4rem;
}

.exp__card {
    padding: 1.75rem 2rem;
    border: 1px solid var(--border);
    background: var(--white);
    transition: all var(--transition);
    display: flex;
    flex-direction: column;
}

.exp__card:hover {
    border-color: rgba(232, 117, 26, 0.25);
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.exp__card-tag {
    font-family: var(--font-brand);
    font-size: 0.65rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--teal-dark);
    margin-bottom: 0.75rem;
}

.exp__card-title {
    font-family: var(--font-brand);
    font-size: 0.92rem;
    font-weight: 600;
    color: var(--navy);
    line-height: 1.4;
    margin-bottom: 0.5rem;
    flex-grow: 1;
    letter-spacing: -0.01em;
}

.exp__card-org {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* Clients */
.orgs {
    padding-top: 3rem;
    border-top: 1px solid var(--border);
}

.orgs__title {
    font-family: var(--font-brand);
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--navy);
    text-align: center;
    margin-bottom: 1.5rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.orgs__list {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.5rem;
}
.orgs__list--grouped {
    gap: 0.5rem 0.5rem;
}
.orgs__divider {
    width: 100%;
    height: 1px;
    background: var(--border);
    margin: 0.6rem 0 0.2rem;
    border: none !important;
    padding: 0 !important;
    border-radius: 0 !important;
}
.orgs__divider:first-child {
    display: none;
}
.orgs__divider:hover {
    background: var(--border) !important;
    color: transparent !important;
    border: none !important;
}

.orgs__list span:not(.orgs__label) {
    font-size: 0.78rem;
    font-weight: 400;
    color: var(--text-muted);
    padding: 0.4rem 1rem;
    background: var(--cream);
    border: 1px solid var(--border);
    border-radius: 100px;
    transition: all var(--transition);
}

.orgs__list span:not(.orgs__label):hover {
    background: var(--navy);
    color: var(--orange);
    border-color: var(--navy);
}

/* ========== CONTACT ========== */
.contact {
    padding: 7rem 0;
    background: var(--navy);
    color: var(--white);
}

.contact .section-title { color: var(--white); }
.contact .section-subtitle { color: rgba(255,255,255,0.45); }

.contact__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.contact__item {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
    margin-bottom: 2rem;
}

.contact__icon {
    width: 24px;
    height: 24px;
    color: var(--orange);
    flex-shrink: 0;
    margin-top: 2px;
}

.contact__label {
    font-family: var(--font-brand);
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--orange);
    margin-bottom: 0.2rem;
}

.contact__value {
    font-size: 0.9rem;
    color: rgba(255,255,255,0.65);
    transition: color var(--transition);
}

a.contact__value:hover { color: var(--orange); }

.contact__message {
    font-size: 0.92rem;
    color: rgba(255,255,255,0.55);
    line-height: 1.85;
    margin-bottom: 2rem;
}

.btn {
    display: inline-block;
    padding: 0.9rem 2.5rem;
    font-family: var(--font-brand);
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--navy);
    background: var(--orange);
    border: 2px solid var(--orange);
    cursor: pointer;
    transition: all var(--transition);
}

.btn:hover {
    background: transparent;
    color: var(--orange);
}

/* ========== FOOTER ========== */
.footer {
    padding: 1.75rem 0;
    background: var(--navy);
    border-top: 1px solid rgba(255,255,255,0.05);
}

.footer__content {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.footer__brand {
    display: flex;
    align-items: baseline;
    gap: 0.5rem;
}

.footer__logo-sies {
    font-family: var(--font-brand);
    font-size: 1rem;
    font-weight: 700;
    color: var(--orange);
    letter-spacing: 0.2em;
}

.footer__logo-text {
    font-size: 0.65rem;
    font-weight: 300;
    color: rgba(255,255,255,0.35);
    letter-spacing: 0.2em;
    text-transform: uppercase;
}

.footer__copy {
    font-size: 0.72rem;
    color: rgba(255,255,255,0.25);
}

.footer__sustain {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.6rem;
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid rgba(255,255,255,0.05);
}

.footer__sustain-icon {
    font-size: 1rem;
    color: var(--orange);
    opacity: 0.8;
}

.footer__sustain-text {
    font-size: 0.82rem;
    color: rgba(255,255,255,0.55);
    letter-spacing: 0.02em;
}

/* ========== CONTACT FORM ========== */
.contact__form { display: flex; flex-direction: column; gap: 1rem; }

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

.form__input {
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.12);
    color: rgba(255,255,255,0.85);
    padding: 0.75rem 1rem;
    font-family: 'Inter', sans-serif;
    font-size: 0.88rem;
    outline: none;
    transition: border-color 0.3s;
    border-radius: 4px;
}

.form__input:focus { border-color: var(--orange); }

.form__input::placeholder { color: rgba(255,255,255,0.3); }

.form__textarea { resize: vertical; min-height: 100px; }

@media (max-width: 600px) { .form__row { grid-template-columns: 1fr; } }

/* ========== ANIMATIONS ========== */
@keyframes fadeUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Orbits — slightly irregular paths for organic feel
   Asymmetric movement avoids mechanical perception */
@keyframes lightOrbit {
    0%   { transform: translate(-18%, -8%); }
    20%  { transform: translate(5%, -16%); }
    45%  { transform: translate(16%, 5%); }
    70%  { transform: translate(-5%, 14%); }
    100% { transform: translate(-18%, -8%); }
}

@keyframes shadowOrbit {
    0%   { transform: translate(14%, 12%); }
    25%  { transform: translate(-12%, 8%); }
    50%  { transform: translate(-8%, -14%); }
    80%  { transform: translate(10%, -10%); }
    100% { transform: translate(14%, 12%); }
}

/* Breathing spotlight — 8 second cycle approximates calm breathing */
@keyframes breathe {
    0%, 100% { opacity: 0.6; transform: translate(-50%, -50%) scale(1); }
    50%      { opacity: 1; transform: translate(-50%, -50%) scale(1.08); }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes scrollPulse {
    0%, 100% { opacity: 0.3; }
    50% { opacity: 1; }
}

.reveal {
    opacity: 0;
    transform: translateY(25px);
    transition: opacity 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94),
                transform 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

/* ========== RESPONSIVE ========== */
@media (max-width: 1024px) {
    .approach__grid { grid-template-columns: repeat(2, 1fr); }
    .approach__item { border-right: none; border-bottom: 1px solid var(--border); }
    .approach__item:nth-child(2n) { border-right: none; }
    .approach__item:nth-child(2n+1) { border-right: 1px solid var(--border); }
    .approach__item:nth-last-child(-n+2) { border-bottom: none; }
    .ind__grid { grid-template-columns: 1fr; }
    .exp__grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 1024px) {
    .nav__links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 300px;
        height: 100vh;
        background: var(--navy);
        flex-direction: column;
        align-items: flex-start;
        justify-content: center;
        padding: 3rem;
        gap: 1.5rem;
        transition: right 0.4s ease;
        box-shadow: -10px 0 40px rgba(0,0,0,0.3);
        border-left: 2px solid var(--orange);
    }

    .nav__links.open { right: 0; }
    .nav__toggle { display: flex; }

    .nav__lang {
        margin-left: 0;
        padding-left: 0;
        border-left: none;
        margin-top: 1rem;
        padding-top: 1rem;
        border-top: 1px solid rgba(255,255,255,0.15);
    }
}

@media (max-width: 768px) {
    .nav__brand-sies { font-size: 1.05rem; letter-spacing: 0.2em; padding-left: 0.2em; }
    .nav__brand-sub { font-size: 0.42rem; letter-spacing: 0.22em; padding-left: 0.22em; }
    .nav__brand-left { padding-right: 0.55rem; margin-right: 0.55rem; }
    .nav__brand-words span { font-size: 0.5rem; letter-spacing: 0.04em; }
    .nav__brand-words { gap: 0.1rem 0.5rem; }
    .hero__container {
        padding: 0 1.5rem;
        min-height: auto;
        padding-top: 2rem;
        padding-bottom: 4rem;
    }
    .hero__film { height: 450px; top: 55%; }
    .hero__film-frame { height: 450px; padding: 0 1.25rem; }
    .hero__film::before,
    .hero__film::after { display: none; }
    .hero__film-text { font-size: 1.05rem; line-height: 1.5; }
    .hero__film-author { font-size: 0.65rem; margin-top: 1rem; }
    .hero__film-source { font-size: 0.55rem; }

    .approach__grid { grid-template-columns: 1fr; }
    .approach__item {
        border-right: none !important;
        border-bottom: 1px solid var(--border);
    }
    .approach__item:last-child { border-bottom: none; }

    .exp__grid { grid-template-columns: 1fr; }
    .team-member { padding: 2rem 1.5rem; }
    .team-member__header { flex-direction: column; text-align: center; }

    .contact__grid { grid-template-columns: 1fr; gap: 2.5rem; }

    .footer__content {
        flex-direction: column;
        gap: 0.75rem;
        text-align: center;
    }

    .hero__scroll { display: none; }
}

@media (max-width: 480px) {
    .container { padding: 0 1.25rem; }
    .hero__title-sies { letter-spacing: 0.12em; }
    .ind__card { padding: 1.5rem; }
    .exp__card { padding: 1.25rem 1.5rem; }
}