/* =========================================================
   TOKOBASE — Premium Enterprise Theme
   Design tokens, layout, components.
   ========================================================= */

/* ---------- Design Tokens ---------- */
:root {
    /* Palette */
    --ink-900: #0A1628;          /* deep navy */
    --ink-800: #0F1E3D;          /* navy */
    --ink-700: #1A2B4A;          /* lifted navy */
    --ink-600: #2A3F5F;
    --ink-500: #4A5F80;
    --ink-400: #6B7F9E;
    --ink-300: #94A5BD;
    --ink-200: #C5CFDE;
    --ink-100: #E8ECF2;

    --cream-50:  #FBF8F2;        /* page cream */
    --cream-100: #F5F1E8;        /* hero text */
    --cream-200: #ECE5D3;
    --cream-300: #D9CFB6;

    --gold-400: #C9A961;         /* signature gold */
    --gold-500: #B8995A;
    --gold-600: #9C7F46;

    --line-dark: rgba(245, 241, 232, 0.12);
    --line-light: rgba(10, 22, 40, 0.12);
    --line-faint: rgba(10, 22, 40, 0.06);

    /* Type */
    --font-serif: "Cormorant Garamond", "Times New Roman", Georgia, serif;
    --font-sans:  "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    --font-mono:  "JetBrains Mono", "SF Mono", Menlo, monospace;

    /* Spacing scale */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.5rem;
    --space-6: 2rem;
    --space-7: 3rem;
    --space-8: 4rem;
    --space-9: 6rem;
    --space-10: 8rem;

    /* Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;

    /* Container */
    --container-max: 1240px;
    --container-pad: clamp(1.25rem, 4vw, 3rem);

    /* Motion */
    --ease: cubic-bezier(0.22, 1, 0.36, 1);
    --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
    --dur-fast: 200ms;
    --dur-base: 400ms;
    --dur-slow: 700ms;
}

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

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
    text-rendering: optimizeLegibility;
}

body {
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.6;
    color: var(--ink-900);
    background: var(--cream-50);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

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

a {
    color: inherit;
    text-decoration: none;
    transition: color var(--dur-fast) var(--ease);
}

button {
    font: inherit;
    background: none;
    border: none;
    color: inherit;
    cursor: pointer;
}

::selection {
    background: var(--ink-900);
    color: var(--cream-100);
}

.skip-link {
    position: absolute;
    top: -100px;
    left: 1rem;
    background: var(--ink-900);
    color: var(--cream-100);
    padding: 0.75rem 1.25rem;
    border-radius: var(--radius-sm);
    z-index: 1000;
    transition: top var(--dur-fast);
}
.skip-link:focus {
    top: 1rem;
}

/* ---------- Layout ---------- */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding-left: var(--container-pad);
    padding-right: var(--container-pad);
    width: 100%;
}

/* ---------- Typography ---------- */
h1, h2, h3, h4 {
    font-family: var(--font-serif);
    font-weight: 500;
    line-height: 1.1;
    letter-spacing: -0.01em;
    color: var(--ink-900);
}

em {
    font-style: italic;
    color: var(--gold-500);
}

/* ---------- Navigation ---------- */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    transition: background var(--dur-base) var(--ease), backdrop-filter var(--dur-base), border-color var(--dur-base);
    border-bottom: 1px solid transparent;
}

.nav.is-scrolled {
    background: rgba(251, 248, 242, 0.85);
    backdrop-filter: saturate(180%) blur(20px);
    -webkit-backdrop-filter: saturate(180%) blur(20px);
    border-bottom-color: var(--line-light);
}

.nav__container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 1.25rem var(--container-pad);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
}

.nav__brand {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    font-family: var(--font-serif);
    font-size: 1.375rem;
    font-weight: 600;
    letter-spacing: -0.01em;
    color: var(--ink-900);
}

.nav__brand-text {
    display: inline-block;
}

.contact__left {
    display: flex;
    flex-direction: column;
}

.nav__logo {
    width: 28px;
    height: 28px;
    color: var(--ink-900);
}

.nav__links {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav__links a {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--ink-600);
    position: relative;
    padding: 0.5rem 0;
}

.nav__links a:not(.nav__cta)::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    height: 1px;
    width: 0;
    background: var(--ink-900);
    transition: width var(--dur-base) var(--ease);
}

.nav__links a:not(.nav__cta):hover {
    color: var(--ink-900);
}
.nav__links a:not(.nav__cta):hover::after {
    width: 100%;
}

.nav__cta {
    padding: 0.55rem 1.1rem !important;
    background: var(--ink-900);
    color: var(--cream-100) !important;
    border-radius: 999px;
    transition: background var(--dur-fast) var(--ease), transform var(--dur-fast);
}
.nav__cta:hover {
    background: var(--ink-800);
    transform: translateY(-1px);
}

.nav__toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 0.5rem;
}
.nav__toggle span {
    width: 22px;
    height: 1.5px;
    background: var(--ink-900);
    transition: transform var(--dur-base), opacity var(--dur-base);
}

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.625rem;
    padding: 0.875rem 1.5rem;
    font-size: 0.9375rem;
    font-weight: 500;
    border-radius: 999px;
    border: 1px solid transparent;
    transition: all var(--dur-base) var(--ease);
    cursor: pointer;
    line-height: 1;
}

.btn svg {
    transition: transform var(--dur-base) var(--ease);
}
.btn:hover svg {
    transform: translateX(3px);
}

.btn--primary {
    background: var(--ink-900);
    color: var(--cream-100);
}
.btn--primary:hover {
    background: var(--ink-800);
    transform: translateY(-2px);
    box-shadow: 0 12px 32px -12px rgba(10, 22, 40, 0.4);
}

.btn--ghost {
    background: transparent;
    color: var(--ink-900);
    border-color: var(--line-light);
}
.btn--ghost:hover {
    border-color: var(--ink-900);
    background: var(--ink-900);
    color: var(--cream-100);
}

.btn--text {
    padding: 0.875rem 0;
    color: var(--ink-600);
    text-decoration: underline;
    text-decoration-color: var(--line-light);
    text-underline-offset: 4px;
}
.btn--text:hover {
    color: var(--ink-900);
    text-decoration-color: var(--ink-900);
}

.btn--block {
    width: 100%;
    justify-content: center;
    padding: 1.1rem 1.5rem;
}

/* ---------- Hero ---------- */
.hero {
    position: relative;
    padding: 11rem 0 6rem;
    background: var(--cream-50);
    overflow: hidden;
}

.hero__grid-overlay {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(var(--line-faint) 1px, transparent 1px),
        linear-gradient(90deg, var(--line-faint) 1px, transparent 1px);
    background-size: 80px 80px;
    mask-image: radial-gradient(ellipse 80% 60% at 50% 30%, black 30%, transparent 80%);
    -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 30%, black 30%, transparent 80%);
    pointer-events: none;
}

.hero__inner {
    position: relative;
    max-width: 920px;
}

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.625rem;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--ink-500);
    padding: 0.5rem 1rem;
    border: 1px solid var(--line-light);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.4);
}

.eyebrow__dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--gold-400);
    box-shadow: 0 0 0 4px rgba(201, 169, 97, 0.18);
    animation: pulse 2.4s var(--ease) infinite;
}

@keyframes pulse {
    0%, 100% { box-shadow: 0 0 0 4px rgba(201, 169, 97, 0.18); }
    50% { box-shadow: 0 0 0 8px rgba(201, 169, 97, 0); }
}

.hero__title {
    font-size: clamp(3rem, 8vw, 6.5rem);
    line-height: 0.98;
    margin-top: 2rem;
    letter-spacing: -0.025em;
    font-weight: 500;
}

.hero__lede {
    font-size: clamp(1.125rem, 1.6vw, 1.375rem);
    line-height: 1.5;
    color: var(--ink-600);
    margin-top: 2rem;
    max-width: 640px;
    font-weight: 400;
}

.hero__actions {
    margin-top: 2.5rem;
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.hero__stats {
    margin-top: 5rem;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    padding-top: 2.5rem;
    border-top: 1px solid var(--line-light);
}

.hero__stats div {
    display: flex;
    flex-direction: column;
    gap: 0.375rem;
}

.hero__stats dt {
    font-family: var(--font-mono);
    font-size: 0.6875rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--ink-400);
}

.hero__stats dd {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    color: var(--ink-900);
}

.hero__scroll {
    position: absolute;
    bottom: 2.5rem;
    right: 3rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
    color: var(--ink-400);
}
.hero__scroll span {
    font-family: var(--font-mono);
    font-size: 0.6875rem;
    text-transform: uppercase;
    letter-spacing: 0.18em;
    writing-mode: vertical-rl;
    transform: rotate(180deg);
}
.hero__scroll svg {
    animation: scrollHint 2.4s var(--ease) infinite;
}

@keyframes scrollHint {
    0%, 100% { transform: translateY(0); opacity: 0.5; }
    50% { transform: translateY(8px); opacity: 1; }
}

/* ---------- Band ---------- */
.band {
    background: var(--ink-900);
    color: var(--cream-200);
    padding: 1.5rem 0;
    overflow: hidden;
}

.band__text {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.5rem 1.5rem;
    font-family: var(--font-serif);
    font-size: 1.125rem;
    font-style: italic;
    letter-spacing: 0.02em;
}

.band__sep {
    color: var(--gold-400);
    opacity: 0.6;
}

/* ---------- Sections ---------- */
.section {
    padding: 7rem 0;
    position: relative;
}

.section--dark {
    background: var(--ink-900);
    color: var(--cream-100);
}

.section--dark h2,
.section--dark h3,
.section--dark h4 {
    color: var(--cream-100);
}

.section--cream {
    background: var(--cream-100);
}

.section--contact {
    padding-bottom: 6rem;
}

.section__header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 3rem;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.18em;
}

.section--dark .section__header {
    color: var(--ink-200);
}

.section__num {
    color: var(--gold-500);
    font-weight: 500;
}

.section__label {
    color: var(--ink-500);
    position: relative;
    padding-left: 1.5rem;
}
.section__label::before {
    content: "";
    position: absolute;
    left: 0;
    top: 50%;
    width: 1rem;
    height: 1px;
    background: var(--ink-300);
}

.section--dark .section__label {
    color: var(--ink-200);
}
.section--dark .section__label::before {
    background: var(--ink-400);
}

.section__lead {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    margin-bottom: 5rem;
    align-items: end;
}

.section__title {
    font-size: clamp(2.25rem, 5vw, 4rem);
    letter-spacing: -0.02em;
    font-weight: 500;
    line-height: 1.05;
}

.section__intro {
    font-size: 1.0625rem;
    color: var(--ink-600);
    line-height: 1.65;
}

.section--dark .section__intro,
.section--dark .approach__intro {
    color: var(--ink-200);
}

/* ---------- Services Grid ---------- */
.services-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0;
    border-top: 1px solid var(--line-light);
    border-left: 1px solid var(--line-light);
}

.service-card {
    padding: 3rem;
    border-right: 1px solid var(--line-light);
    border-bottom: 1px solid var(--line-light);
    transition: background var(--dur-base) var(--ease);
    position: relative;
}

.service-card:hover {
    background: var(--ink-900);
    color: var(--cream-100);
}
.service-card:hover h3,
.service-card:hover .service-card__num {
    color: var(--cream-100);
}
.service-card:hover p,
.service-card:hover li {
    color: var(--ink-200);
}

.service-card__num {
    font-family: var(--font-serif);
    font-style: italic;
    font-size: 1.125rem;
    color: var(--gold-500);
    margin-bottom: 2rem;
    transition: color var(--dur-base);
}

.service-card h3 {
    font-size: 1.875rem;
    margin-bottom: 1rem;
    transition: color var(--dur-base);
}

.service-card p {
    color: var(--ink-600);
    margin-bottom: 1.75rem;
    line-height: 1.65;
    transition: color var(--dur-base);
}

.service-card__list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.service-card__list li {
    font-family: var(--font-mono);
    font-size: 0.8125rem;
    color: var(--ink-500);
    padding-left: 1.25rem;
    position: relative;
    transition: color var(--dur-base);
}
.service-card__list li::before {
    content: "—";
    position: absolute;
    left: 0;
    color: var(--gold-500);
}

/* ---------- Approach / Phases ---------- */
.approach {
    max-width: 1100px;
}

.approach__intro {
    font-size: 1.125rem;
    color: var(--ink-200);
    max-width: 720px;
    margin-top: 1.5rem;
    margin-bottom: 4rem;
}

.phases {
    list-style: none;
    counter-reset: phase;
    border-top: 1px solid var(--line-dark);
}

.phase {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 3rem;
    padding: 2.5rem 0;
    border-bottom: 1px solid var(--line-dark);
    transition: padding-left var(--dur-base) var(--ease);
}

.phase:hover {
    padding-left: 1rem;
}

.phase__head {
    display: flex;
    align-items: baseline;
    gap: 1.25rem;
}

.phase__step {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--gold-400);
    letter-spacing: 0.12em;
}

.phase h3 {
    font-size: 2rem;
    color: var(--cream-100);
}

.phase p {
    font-size: 1.0625rem;
    color: var(--ink-200);
    line-height: 1.65;
    max-width: 640px;
}

/* ---------- Product ---------- */
.product {
    border: 1px solid var(--line-light);
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: linear-gradient(135deg, var(--cream-50) 0%, var(--cream-100) 100%);
}

.product__meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    background: var(--ink-900);
    color: var(--cream-100);
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.product__tag {
    color: var(--gold-400);
}

.product__status {
    display: flex;
    align-items: center;
    gap: 0.625rem;
}

.product__status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #4ade80;
    box-shadow: 0 0 0 4px rgba(74, 222, 128, 0.2);
}

.product__body {
    display: grid;
    grid-template-columns: 1.6fr 1fr;
    gap: 0;
}

.product__left {
    padding: 3.5rem;
}

.product__logo {
    display: inline-flex;
    margin-right: 0.75rem;
    color: var(--gold-500);
    vertical-align: middle;
}
.product__logo svg {
    width: 38px;
    height: 38px;
}

.product__name {
    font-size: clamp(2.5rem, 4vw, 3.5rem);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.5rem;
}

.product__tagline {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    color: var(--gold-600);
    margin-bottom: 1.75rem;
}

.product__description {
    font-size: 1.0625rem;
    color: var(--ink-600);
    line-height: 1.7;
    margin-bottom: 2.5rem;
    max-width: 580px;
}

.product__highlights {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-bottom: 2.5rem;
    padding-top: 2.5rem;
    border-top: 1px solid var(--line-light);
}

.product__highlights h4 {
    font-family: var(--font-mono);
    font-size: 0.6875rem;
    text-transform: uppercase;
    letter-spacing: 0.18em;
    color: var(--ink-500);
    font-weight: 500;
    margin-bottom: 0.75rem;
}

.product__highlights p {
    font-size: 0.9375rem;
    color: var(--ink-700);
    line-height: 1.6;
}

.product__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    align-items: center;
}

.product__sidebar {
    padding: 3.5rem;
    background: var(--ink-900);
    color: var(--cream-100);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    gap: 2.5rem;
}

.product__facts {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.product__facts div {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    padding: 1rem 0;
    border-bottom: 1px solid var(--line-dark);
    gap: 1rem;
}
.product__facts div:last-child {
    border-bottom: none;
}

.product__facts dt {
    font-family: var(--font-mono);
    font-size: 0.6875rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--ink-300);
}

.product__facts dd {
    font-family: var(--font-serif);
    font-size: 1.0625rem;
    color: var(--cream-100);
    text-align: right;
}

.product__stack {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.product__stack span {
    font-family: var(--font-mono);
    font-size: 0.6875rem;
    padding: 0.375rem 0.75rem;
    border: 1px solid var(--line-dark);
    border-radius: 999px;
    color: var(--ink-200);
    letter-spacing: 0.04em;
}

.product-next {
    margin-top: 3rem;
    padding: 2rem;
    text-align: center;
    border-top: 1px solid var(--line-light);
    border-bottom: 1px solid var(--line-light);
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem 2rem;
    font-family: var(--font-serif);
    font-size: 1.125rem;
    font-style: italic;
}
.product-next a {
    color: var(--ink-900);
    font-style: normal;
    font-family: var(--font-sans);
    font-size: 0.9375rem;
    font-weight: 500;
    border-bottom: 1px solid var(--ink-900);
    padding-bottom: 2px;
}

/* ---------- About ---------- */
.about {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 5rem;
    align-items: start;
}

.about__lead p {
    font-size: 1.0625rem;
    color: var(--ink-700);
    line-height: 1.7;
    margin-top: 2rem;
    max-width: 580px;
}

.about__principles h3 {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.18em;
    color: var(--ink-500);
    font-weight: 500;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--line-light);
}

.about__principles ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.about__principles li {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0.5rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--line-faint);
}
.about__principles li:last-child {
    border-bottom: none;
}

.about__principles strong {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--ink-900);
}

.about__principles span {
    font-size: 0.9375rem;
    color: var(--ink-600);
    line-height: 1.6;
}

/* ---------- Contact ---------- */
.contact {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    align-items: start;
}

.contact__intro {
    font-size: 1.0625rem;
    color: var(--ink-200);
    margin-top: 1.5rem;
    line-height: 1.7;
    max-width: 480px;
}

.contact__direct {
    margin-top: 3rem;
}

.contact__email {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    padding: 1.75rem 2rem;
    border: 1px solid var(--line-dark);
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.03);
    position: relative;
    transition: all var(--dur-base) var(--ease);
}
.contact__email svg {
    position: absolute;
    right: 2rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--gold-400);
    transition: transform var(--dur-base) var(--ease);
}
.contact__email:hover {
    border-color: var(--gold-400);
    background: rgba(201, 169, 97, 0.05);
}
.contact__email:hover svg {
    transform: translateY(-50%) translateX(4px);
}

.contact__email-label {
    font-family: var(--font-mono);
    font-size: 0.6875rem;
    text-transform: uppercase;
    letter-spacing: 0.18em;
    color: var(--ink-300);
}

.contact__email-addr {
    font-family: var(--font-serif);
    font-size: 1.75rem;
    color: var(--cream-100);
}

.contact__meta {
    margin-top: 3rem;
    display: flex;
    flex-direction: column;
    gap: 0;
}

.contact__meta div {
    display: grid;
    grid-template-columns: 110px 1fr;
    gap: 2rem;
    padding: 1rem 0;
    border-bottom: 1px solid var(--line-dark);
}
.contact__meta div:last-child {
    border-bottom: none;
}

.contact__meta dt {
    font-family: var(--font-mono);
    font-size: 0.6875rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--ink-300);
    padding-top: 0.25rem;
}

.contact__meta dd {
    color: var(--cream-100);
    font-size: 0.9375rem;
    line-height: 1.5;
}

/* Form */
.contact__form {
    background: var(--cream-50);
    color: var(--ink-900);
    padding: 3rem;
    border-radius: var(--radius-md);
}

.contact__form h3 {
    font-size: 1.625rem;
    margin-bottom: 2rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--line-light);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
}

.contact__form label {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-bottom: 1.25rem;
}

.form-label {
    font-family: var(--font-mono);
    font-size: 0.6875rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--ink-500);
}

.contact__form input,
.contact__form select,
.contact__form textarea {
    font: inherit;
    font-size: 0.9375rem;
    padding: 0.875rem 1rem;
    background: white;
    border: 1px solid var(--line-light);
    border-radius: var(--radius-sm);
    color: var(--ink-900);
    transition: border-color var(--dur-fast), box-shadow var(--dur-fast);
}

.contact__form input:focus,
.contact__form select:focus,
.contact__form textarea:focus {
    outline: none;
    border-color: var(--ink-900);
    box-shadow: 0 0 0 3px rgba(10, 22, 40, 0.08);
}

.contact__form textarea {
    resize: vertical;
    min-height: 120px;
    font-family: var(--font-sans);
}

.contact__form select {
    appearance: none;
    -webkit-appearance: none;
    background-image: url("data:image/svg+xml;charset=UTF-8,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%230A1628' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    padding-right: 2.5rem;
}

.contact__form .btn--block {
    margin-top: 1rem;
}

.form-note {
    margin-top: 1rem;
    font-size: 0.875rem;
    color: var(--ink-500);
    min-height: 1.25rem;
}
.form-note.is-success { color: #16a34a; }
.form-note.is-error { color: #dc2626; }

/* ---------- Footer ---------- */
.footer {
    background: var(--ink-900);
    color: var(--ink-200);
    padding: 5rem 0 2.5rem;
    border-top: 1px solid var(--line-dark);
}

.footer__top {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    flex-wrap: wrap;
    gap: 2rem;
    padding-bottom: 3rem;
    margin-bottom: 3rem;
    border-bottom: 1px solid var(--line-dark);
}

.footer__brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-family: var(--font-serif);
    font-size: 1.625rem;
    color: var(--cream-100);
}
.footer__brand .nav__logo {
    color: var(--cream-100);
    width: 32px;
    height: 32px;
}

.footer__tag {
    font-family: var(--font-serif);
    font-style: italic;
    font-size: 1.125rem;
    color: var(--ink-300);
}

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

.footer__cols h4 {
    font-family: var(--font-mono);
    font-size: 0.6875rem;
    text-transform: uppercase;
    letter-spacing: 0.18em;
    color: var(--gold-400);
    font-weight: 500;
    margin-bottom: 1.5rem;
}

.footer__cols a,
.footer__cols span {
    display: block;
    font-size: 0.9375rem;
    color: var(--cream-200);
    padding: 0.375rem 0;
    transition: color var(--dur-fast);
}
.footer__cols a:hover {
    color: var(--gold-400);
}

.footer__muted {
    color: var(--ink-300) !important;
}

.footer__bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
    padding-top: 2rem;
    border-top: 1px solid var(--line-dark);
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 0.04em;
    color: var(--ink-300);
}

/* ---------- Reveal Animations ---------- */
.reveal {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 800ms var(--ease-out), transform 800ms var(--ease-out);
}

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

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
    .reveal { opacity: 1; transform: none; }
}

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
    .section__lead { grid-template-columns: 1fr; gap: 1.5rem; }
    .services-grid { grid-template-columns: 1fr; }
    .product__body { grid-template-columns: 1fr; }
    .product__left, .product__sidebar { padding: 2.5rem; }
    .product__highlights { grid-template-columns: 1fr; }
    .about { grid-template-columns: 1fr; gap: 3rem; }
    .contact { grid-template-columns: 1fr; gap: 3rem; }
    .phase { grid-template-columns: 1fr; gap: 1rem; }
    .hero__stats { grid-template-columns: repeat(2, 1fr); }
    .footer__cols { grid-template-columns: 1fr 1fr; }
    .hero__scroll { display: none; }
}

@media (max-width: 720px) {
    .nav__links {
        position: fixed;
        top: 0;
        right: 0;
        bottom: 0;
        width: min(320px, 80vw);
        background: var(--cream-50);
        flex-direction: column;
        align-items: flex-start;
        justify-content: flex-start;
        padding: 6rem 2rem 2rem;
        transform: translateX(100%);
        transition: transform var(--dur-base) var(--ease);
        gap: 0.5rem;
        box-shadow: -20px 0 60px -20px rgba(0,0,0,0.15);
    }
    .nav__links.is-open { transform: translateX(0); }
    .nav__links a {
        font-family: var(--font-serif);
        font-size: 1.625rem;
        color: var(--ink-900);
        padding: 0.625rem 0;
    }
    .nav__links .nav__cta {
        margin-top: 1rem;
        font-family: var(--font-sans);
        font-size: 0.9375rem !important;
    }
    .nav__toggle { display: flex; }
    .nav__toggle.is-open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
    .nav__toggle.is-open span:nth-child(2) { opacity: 0; }
    .nav__toggle.is-open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

    .hero { padding: 8rem 0 4rem; }
    .section { padding: 4.5rem 0; }
    .form-row { grid-template-columns: 1fr; }
    .contact__form { padding: 2rem; }
    .product__left, .product__sidebar { padding: 2rem; }
    .service-card { padding: 2rem; }
    .footer__cols { grid-template-columns: 1fr; gap: 2rem; }
    .footer__top { flex-direction: column; align-items: flex-start; }
    .hero__stats { grid-template-columns: 1fr 1fr; gap: 1rem; }
}