/*
|--------------------------------------------------------------------------
| SSI MAIN STYLESHEET
|--------------------------------------------------------------------------
| Global design foundation for Shastra Science Institute.
|--------------------------------------------------------------------------
*/


/* ==========================================================================
   1. DESIGN TOKENS
   ========================================================================== */

:root {

    --ssi-color-primary: #0b1f3a;
    --ssi-color-primary-dark: #061426;

    --ssi-color-secondary: #1d4ed8;
    --ssi-color-secondary-light: #3b82f6;

    --ssi-color-accent: #dca238;
    --ssi-color-accent-light: #f4c766;

    --ssi-color-white: #ffffff;
    --ssi-color-black: #000000;

    --ssi-color-bg: #ffffff;
    --ssi-color-bg-soft: #f8fafc;
    --ssi-color-bg-muted: #f1f5f9;

    --ssi-color-bg-dark: #061426;

    --ssi-color-text: #0f172a;
    --ssi-color-text-light: #64748b;
    --ssi-color-text-muted: #94a3b8;

    --ssi-color-border: #e2e8f0;

    --ssi-gradient-primary:
        linear-gradient(
            135deg,
            #0b1f3a 0%,
            #1d4ed8 100%
        );

    --ssi-gradient-accent:
        linear-gradient(
            135deg,
            #dca238 0%,
            #f4c766 100%
        );

    --ssi-gradient-dark:
        linear-gradient(
            135deg,
            #061426 0%,
            #0b1f3a 100%
        );

    --ssi-container: 1240px;

    --ssi-radius-sm: 8px;
    --ssi-radius-md: 14px;
    --ssi-radius-lg: 22px;
    --ssi-radius-xl: 32px;

    --ssi-shadow-sm:
        0 6px 20px rgba(15, 23, 42, 0.06);

    --ssi-shadow-md:
        0 14px 40px rgba(15, 23, 42, 0.10);

    --ssi-shadow-lg:
        0 24px 70px rgba(15, 23, 42, 0.14);

    --ssi-transition-fast: 180ms ease;
    --ssi-transition: 300ms ease;
    --ssi-transition-slow: 600ms ease;

    --ssi-space-1: 4px;
    --ssi-space-2: 8px;
    --ssi-space-3: 12px;
    --ssi-space-4: 16px;
    --ssi-space-5: 20px;
    --ssi-space-6: 24px;
    --ssi-space-7: 32px;
    --ssi-space-8: 40px;
    --ssi-space-9: 48px;
    --ssi-space-10: 64px;
    --ssi-space-11: 80px;
    --ssi-space-12: 100px;
}


/* ==========================================================================
   2. RESET
   ========================================================================== */

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    margin: 0;
    padding: 0;

    scroll-behavior: smooth;

    -webkit-text-size-adjust: 100%;
}

body {
    margin: 0;
    padding: 0;

    background: var(--ssi-color-bg);
    color: var(--ssi-color-text);

    font-family:
        "Inter",
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        sans-serif;

    font-size: 16px;
    font-weight: 400;
    line-height: 1.7;

    text-rendering: optimizeLegibility;

    -webkit-font-smoothing: antialiased;
}

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

img {
    height: auto;
}

button,
input,
textarea,
select {
    font: inherit;
}

button {
    cursor: pointer;
}

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

p,
h1,
h2,
h3,
h4,
h5,
h6,
ul,
ol,
figure {
    margin-top: 0;
}

ul,
ol {
    padding-left: 1.25rem;
}


/* ==========================================================================
   3. ACCESSIBILITY
   ========================================================================== */

:focus-visible {
    outline: 3px solid rgba(29, 78, 216, 0.35);
    outline-offset: 4px;
}

::selection {
    background: var(--ssi-color-primary);
    color: var(--ssi-color-white);
}


/* ==========================================================================
   4. GLOBAL LAYOUT
   ========================================================================== */

.ssi-container {
    width: min(
        var(--ssi-container),
        calc(100% - 40px)
    );

    margin-inline: auto;
}

.ssi-section {
    position: relative;

    padding: var(--ssi-space-12) 0;
}

.ssi-section--soft {
    background: var(--ssi-color-bg-soft);
}

.ssi-section--dark {
    background: var(--ssi-color-bg-dark);
    color: var(--ssi-color-white);
}


/* ==========================================================================
   5. TYPOGRAPHY
   ========================================================================== */

h1,
h2,
h3,
h4,
h5,
h6 {
    margin-bottom: var(--ssi-space-5);

    color: var(--ssi-color-primary);

    font-family:
        "Manrope",
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        sans-serif;

    font-weight: 800;

    letter-spacing: -0.035em;

    line-height: 1.1;
}

h1 {
    font-size: clamp(2.6rem, 6vw, 5.8rem);
}

h2 {
    font-size: clamp(2.1rem, 4vw, 4rem);
}

h3 {
    font-size: clamp(1.5rem, 2.5vw, 2.2rem);
}

h4 {
    font-size: 1.3rem;
}

h5 {
    font-size: 1.1rem;
}

h6 {
    font-size: 1rem;
}

p {
    margin-bottom: var(--ssi-space-5);

    color: var(--ssi-color-text-light);

    font-size: 1rem;
    line-height: 1.8;
}

.ssi-eyebrow {
    display: inline-flex;

    align-items: center;

    gap: 8px;

    margin-bottom: var(--ssi-space-4);

    color: var(--ssi-color-secondary);

    font-size: 0.78rem;

    font-weight: 800;

    letter-spacing: 0.12em;

    text-transform: uppercase;
}

.ssi-eyebrow::before {
    content: "";

    width: 28px;
    height: 2px;

    border-radius: 999px;

    background: var(--ssi-color-accent);
}

.ssi-heading {
    max-width: 900px;

    margin-bottom: var(--ssi-space-5);

    font-family:
        "Manrope",
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        sans-serif;

    font-size: clamp(2.2rem, 4.5vw, 4.5rem);

    font-weight: 800;

    line-height: 1.05;

    letter-spacing: -0.045em;
}

.ssi-heading--medium {
    font-size: clamp(1.9rem, 3.5vw, 3.2rem);
}

.ssi-heading--small {
    font-size: clamp(1.45rem, 2.5vw, 2rem);
}

.ssi-heading span {
    color: var(--ssi-color-accent);
}

.ssi-text {
    max-width: 720px;

    color: var(--ssi-color-text-light);

    font-size: 1.02rem;

    line-height: 1.8;
}

.ssi-text--large {
    font-size: clamp(1rem, 1.5vw, 1.18rem);
}


/* ==========================================================================
   6. BUTTONS
   ========================================================================== */

.ssi-btn {
    display: inline-flex;

    align-items: center;
    justify-content: center;

    gap: 10px;

    min-height: 50px;

    padding: 0 22px;

    border: 1px solid transparent;

    border-radius: 999px;

    font-family:
        "Inter",
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        sans-serif;

    font-size: 0.92rem;

    font-weight: 700;

    line-height: 1;

    transition:
        transform var(--ssi-transition),
        box-shadow var(--ssi-transition),
        background-color var(--ssi-transition),
        border-color var(--ssi-transition),
        color var(--ssi-transition);
}

.ssi-btn:hover {
    transform: translateY(-2px);
}

.ssi-btn--primary {
    background: var(--ssi-color-primary);

    color: var(--ssi-color-white);

    box-shadow: var(--ssi-shadow-sm);
}

.ssi-btn--primary:hover {
    background: var(--ssi-color-primary-dark);

    box-shadow: var(--ssi-shadow-md);
}

.ssi-btn--accent {
    background: var(--ssi-gradient-accent);

    color: var(--ssi-color-primary);

    box-shadow:
        0 8px 24px rgba(220, 162, 56, 0.22);
}

.ssi-btn--accent:hover {
    box-shadow:
        0 14px 34px rgba(220, 162, 56, 0.28);
}

.ssi-btn--outline {
    border-color: var(--ssi-color-border);

    background: transparent;

    color: var(--ssi-color-text);
}

.ssi-btn--outline:hover {
    border-color: var(--ssi-color-secondary);

    color: var(--ssi-color-secondary);
}


/* ==========================================================================
   7. CARDS
   ========================================================================== */

.ssi-card {
    position: relative;

    overflow: hidden;

    background: var(--ssi-color-white);

    border:
        1px solid
        var(--ssi-color-border);

    border-radius: var(--ssi-radius-lg);

    box-shadow: var(--ssi-shadow-sm);

    transition:
        transform var(--ssi-transition),
        box-shadow var(--ssi-transition),
        border-color var(--ssi-transition);
}

.ssi-card:hover {
    transform: translateY(-6px);

    border-color:
        rgba(29, 78, 216, 0.18);

    box-shadow: var(--ssi-shadow-md);
}


/* ==========================================================================
   8. UTILITY
   ========================================================================== */

.ssi-hidden {
    display: none !important;
}

.ssi-flex {
    display: flex;
}

.ssi-grid {
    display: grid;
}

.ssi-center {
    display: grid;

    place-items: center;
}

.ssi-text-center {
    text-align: center;
}


/* ==========================================================================
   9. HOME HERO
   ========================================================================== */

.ssi-hero {
    position: relative;

    min-height: calc(100vh - 82px);

    display: flex;

    align-items: center;

    overflow: hidden;

    background:
        radial-gradient(
            circle at 72% 48%,
            rgba(29, 78, 216, 0.10),
            transparent 32%
        ),
        radial-gradient(
            circle at 15% 25%,
            rgba(220, 162, 56, 0.08),
            transparent 28%
        ),
        #ffffff;
}

.ssi-hero__background {
    position: absolute;

    inset: 0;

    pointer-events: none;
}

.ssi-hero__glow {
    position: absolute;

    border-radius: 50%;

    filter: blur(2px);

    pointer-events: none;

    animation:
        ssiHeroGlow 8s ease-in-out infinite;
}

.ssi-hero__glow--one {
    width: 420px;
    height: 420px;

    top: 8%;
    right: -130px;

    background:
        radial-gradient(
            circle,
            rgba(59, 130, 246, 0.14),
            rgba(59, 130, 246, 0) 70%
        );
}

.ssi-hero__glow--two {
    width: 360px;
    height: 360px;

    left: -140px;
    bottom: -100px;

    background:
        radial-gradient(
            circle,
            rgba(220, 162, 56, 0.10),
            rgba(220, 162, 56, 0) 70%
        );

    animation-delay: -3s;
}

.ssi-hero__grid {
    position: absolute;

    inset: 0;

    opacity: 0.35;

    background-image:
        linear-gradient(
            rgba(15, 23, 42, 0.025) 1px,
            transparent 1px
        ),
        linear-gradient(
            90deg,
            rgba(15, 23, 42, 0.025) 1px,
            transparent 1px
        );

    background-size: 48px 48px;

    mask-image:
        linear-gradient(
            to bottom,
            rgba(0, 0, 0, 0.8),
            transparent 90%
        );
}

.ssi-hero__container {
    position: relative;

    z-index: 2;

    display: grid;

    grid-template-columns:
        minmax(0, 1.05fr)
        minmax(420px, 0.95fr);

    align-items: center;

    gap: 70px;

    padding-top: 70px;
    padding-bottom: 90px;
}

.ssi-hero__content {
    max-width: 700px;

    animation:
        ssiHeroContentIn 900ms
        cubic-bezier(0.2, 0.8, 0.2, 1)
        both;
}

.ssi-hero__eyebrow {
    display: inline-flex;

    align-items: center;

    gap: 10px;

    margin-bottom: 22px;

    padding: 8px 12px;

    border:
        1px solid
        rgba(29, 78, 216, 0.12);

    border-radius: 999px;

    background:
        rgba(29, 78, 216, 0.045);

    color: var(--ssi-color-secondary);

    font-size: 0.75rem;

    font-weight: 800;

    letter-spacing: 0.08em;

    text-transform: uppercase;
}

.ssi-hero__eyebrow-dot {
    width: 7px;
    height: 7px;

    border-radius: 50%;

    background: var(--ssi-color-accent);

    box-shadow:
        0 0 0 5px
        rgba(220, 162, 56, 0.10);

    animation:
        ssiHeroPulse 2.2s ease-in-out infinite;
}

.ssi-hero__title {
    max-width: 760px;

    margin: 0 0 26px;

    color: var(--ssi-color-primary);

    font-family:
        "Manrope",
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        sans-serif;

    font-size:
        clamp(
            3.1rem,
            5.5vw,
            5.8rem
        );

    font-weight: 800;

    line-height: 0.98;

    letter-spacing: -0.055em;
}

.ssi-hero__title span {
    display: inline-block;

    background:
        linear-gradient(
            135deg,
            var(--ssi-color-secondary),
            var(--ssi-color-accent)
        );

    -webkit-background-clip: text;
    background-clip: text;

    color: transparent;
}

.ssi-hero__description {
    max-width: 640px;

    margin-bottom: 34px;

    color: var(--ssi-color-text-light);

    font-size: 1.06rem;

    line-height: 1.85;
}

.ssi-hero__actions {
    display: flex;

    align-items: center;

    gap: 14px;

    margin-bottom: 42px;
}

.ssi-hero__primary-btn {
    min-width: 175px;
}

.ssi-hero__secondary-btn {
    display: inline-flex;

    align-items: center;

    gap: 10px;

    min-height: 50px;

    padding: 0 8px;

    color: var(--ssi-color-primary);

    font-size: 0.92rem;

    font-weight: 700;

    transition:
        color var(--ssi-transition),
        gap var(--ssi-transition);
}

.ssi-hero__secondary-btn:hover {
    color: var(--ssi-color-secondary);

    gap: 14px;
}

.ssi-hero__trust {
    display: flex;

    align-items: center;

    gap: 20px;
}

.ssi-hero__trust-item {
    display: flex;

    flex-direction: column;

    gap: 2px;
}

.ssi-hero__trust-item strong {
    color: var(--ssi-color-primary);

    font-family:
        "Manrope",
        sans-serif;

    font-size: 1.1rem;

    font-weight: 800;
}

.ssi-hero__trust-item span {
    color: var(--ssi-color-text-muted);

    font-size: 0.73rem;

    font-weight: 600;
}

.ssi-hero__trust-divider {
    width: 1px;
    height: 34px;

    background:
        var(--ssi-color-border);
}

.ssi-hero__visual {
    position: relative;

    min-height: 600px;

    display: flex;

    align-items: center;
    justify-content: center;

    animation:
        ssiHeroVisualIn 1000ms
        120ms
        cubic-bezier(0.2, 0.8, 0.2, 1)
        both;
}

.ssi-hero__visual-orbit {
    position: relative;

    width: min(540px, 90vw);

    aspect-ratio: 1;

    display: flex;

    align-items: center;
    justify-content: center;
}

.ssi-hero__orbit-ring {
    position: absolute;

    border-radius: 50%;

    border:
        1px solid
        rgba(29, 78, 216, 0.10);

    transform-origin: center;

    animation:
        ssiHeroOrbit 18s linear infinite;
}

.ssi-hero__orbit-ring--one {
    width: 74%;
    height: 74%;
}

.ssi-hero__orbit-ring--two {
    width: 88%;
    height: 88%;

    border-color:
        rgba(220, 162, 56, 0.14);

    animation-duration: 24s;

    animation-direction: reverse;
}

.ssi-hero__orbit-ring--three {
    width: 100%;
    height: 100%;

    border-style: dashed;

    border-color:
        rgba(29, 78, 216, 0.08);

    animation-duration: 30s;
}

.ssi-hero__core {
    position: relative;

    z-index: 4;

    width: 190px;
    height: 190px;

    display: flex;

    flex-direction: column;

    align-items: center;
    justify-content: center;

    gap: 8px;

    border-radius: 50%;

    background:
        linear-gradient(
            145deg,
            #ffffff,
            #f8fafc
        );

    border:
        1px solid
        rgba(29, 78, 216, 0.10);

    box-shadow:
        0 30px 80px
        rgba(11, 31, 58, 0.18),
        inset 0 1px 0
        rgba(255, 255, 255, 0.9);

    animation:
        ssiHeroFloat 5s ease-in-out infinite;
}

.ssi-hero__core::before {
    content: "";

    position: absolute;

    inset: -16px;

    z-index: -1;

    border-radius: 50%;

    background:
        radial-gradient(
            circle,
            rgba(59, 130, 246, 0.16),
            rgba(59, 130, 246, 0) 70%
        );
}

.ssi-hero__core-logo {
    width: 82px;
    height: 82px;

    display: grid;

    place-items: center;
}

.ssi-hero__core-logo img {
    width: 78px;
    height: 78px;

    object-fit: contain;
}

.ssi-hero__core > span {
    color: var(--ssi-color-primary);

    font-family:
        "Manrope",
        sans-serif;

    font-size: 0.82rem;

    font-weight: 800;

    letter-spacing: 0.18em;
}

.ssi-hero__floating-card {
    position: absolute;

    z-index: 6;

    display: flex;

    align-items: center;

    gap: 11px;

    padding: 13px 16px;

    min-width: 205px;

    border:
        1px solid
        rgba(226, 232, 240, 0.95);

    border-radius: 16px;

    background:
        rgba(255, 255, 255, 0.88);

    box-shadow:
        0 18px 45px
        rgba(15, 23, 42, 0.10);

    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);

    animation:
        ssiHeroFloat 5s ease-in-out infinite;
}

.ssi-hero__floating-card strong {
    display: block;

    margin-bottom: 2px;

    color: var(--ssi-color-primary);

    font-size: 0.78rem;

    font-weight: 800;
}

.ssi-hero__floating-card small {
    display: block;

    color: var(--ssi-color-text-muted);

    font-size: 0.66rem;

    line-height: 1.35;
}

.ssi-hero__floating-icon {
    flex: 0 0 auto;

    width: 38px;
    height: 38px;

    display: grid;

    place-items: center;

    border-radius: 12px;

    background:
        rgba(29, 78, 216, 0.09);

    color: var(--ssi-color-secondary);

    font-size: 1rem;

    font-weight: 800;
}

.ssi-hero__floating-card--top {
    top: 8%;
    right: 3%;

    animation-delay: -1s;
}

.ssi-hero__floating-card--right {
    right: -2%;
    bottom: 23%;

    animation-delay: -2.5s;
}

.ssi-hero__floating-card--bottom {
    left: 5%;
    bottom: 5%;

    animation-delay: -4s;
}

.ssi-hero__scroll {
    position: absolute;

    left: 50%;
    bottom: 24px;

    z-index: 5;

    display: flex;

    align-items: center;

    gap: 12px;

    transform: translateX(-50%);

    color: var(--ssi-color-text-muted);

    font-size: 0.68rem;

    font-weight: 700;

    letter-spacing: 0.08em;

    text-transform: uppercase;
}

.ssi-hero__scroll-line {
    width: 52px;
    height: 1px;

    background:
        linear-gradient(
            90deg,
            var(--ssi-color-secondary),
            transparent
        );
}


/* ==========================================================================
   10. ABOUT SECTION
   ========================================================================== */

.ssi-about {
    position: relative;

    overflow: hidden;

    padding:
        125px
        0
        135px;

    background:
        linear-gradient(
            180deg,
            #f8fafc 0%,
            #ffffff 100%
        );
}

.ssi-about__ambient {
    position: absolute;

    width: 420px;
    height: 420px;

    border-radius: 50%;

    pointer-events: none;

    filter: blur(10px);
}

.ssi-about__ambient--one {
    top: -220px;
    right: -120px;

    background:
        radial-gradient(
            circle,
            rgba(59, 130, 246, 0.09),
            rgba(59, 130, 246, 0) 70%
        );
}

.ssi-about__ambient--two {
    bottom: -240px;
    left: -150px;

    background:
        radial-gradient(
            circle,
            rgba(220, 162, 56, 0.08),
            rgba(220, 162, 56, 0) 70%
        );
}

.ssi-about__container {
    position: relative;

    z-index: 2;
}

.ssi-about__intro {
    display: grid;

    grid-template-columns:
        minmax(0, 1fr)
        minmax(0, 0.9fr);

    gap: 90px;

    align-items: end;

    margin-bottom: 70px;
}

.ssi-about__heading {
    max-width: 680px;
}

.ssi-about__heading .ssi-heading {
    margin-bottom: 0;
}

.ssi-about__heading .ssi-heading span {
    position: relative;

    background:
        linear-gradient(
            135deg,
            var(--ssi-color-secondary),
            var(--ssi-color-accent)
        );

    -webkit-background-clip: text;
    background-clip: text;

    color: transparent;
}

.ssi-about__description {
    max-width: 560px;
}

.ssi-about__description p {
    margin-bottom: 18px;

    color: var(--ssi-color-text-light);

    font-size: 0.98rem;

    line-height: 1.8;
}

.ssi-about__description p strong {
    color: var(--ssi-color-primary);

    font-weight: 800;
}

.ssi-about__link {
    display: inline-flex;

    align-items: center;

    gap: 9px;

    margin-top: 8px;

    color: var(--ssi-color-primary);

    font-size: 0.88rem;

    font-weight: 800;

    transition:
        gap 250ms ease,
        color 250ms ease;
}

.ssi-about__link:hover {
    gap: 14px;

    color: var(--ssi-color-secondary);
}

.ssi-about__pillars {
    display: grid;

    grid-template-columns:
        repeat(4, minmax(0, 1fr));

    gap: 18px;
}

.ssi-about-card {
    position: relative;

    min-height: 330px;

    display: flex;

    flex-direction: column;

    justify-content: space-between;

    overflow: hidden;

    padding: 27px 24px 24px;

    background:
        rgba(255, 255, 255, 0.88);

    border:
        1px solid
        rgba(226, 232, 240, 0.95);

    border-radius: 22px;

    box-shadow:
        0 10px 30px
        rgba(15, 23, 42, 0.045);

    transition:
        transform 450ms cubic-bezier(0.2, 0.8, 0.2, 1),
        box-shadow 450ms ease,
        border-color 450ms ease,
        background-color 450ms ease;
}

.ssi-about-card::before {
    content: "";

    position: absolute;

    top: 0;
    left: 0;

    width: 100%;
    height: 4px;

    background:
        linear-gradient(
            90deg,
            var(--ssi-color-secondary),
            var(--ssi-color-accent)
        );

    transform: scaleX(0);

    transform-origin: left;

    transition:
        transform 450ms ease;
}

.ssi-about-card:hover {
    transform:
        translateY(-9px);

    border-color:
        rgba(59, 130, 246, 0.18);

    background:
        rgba(255, 255, 255, 1);

    box-shadow:
        0 25px 55px
        rgba(15, 23, 42, 0.10);
}

.ssi-about-card:hover::before {
    transform: scaleX(1);
}

.ssi-about-card__number {
    color:
        rgba(11, 31, 58, 0.14);

    font-family:
        "Manrope",
        sans-serif;

    font-size: 0.75rem;

    font-weight: 800;

    letter-spacing: 0.08em;
}

.ssi-about-card__icon {
    width: 52px;
    height: 52px;

    display: grid;

    place-items: center;

    margin-top: 18px;
    margin-bottom: 22px;

    border-radius: 15px;

    background:
        linear-gradient(
            135deg,
            rgba(29, 78, 216, 0.10),
            rgba(59, 130, 246, 0.04)
        );

    color: var(--ssi-color-secondary);

    box-shadow:
        inset 0 1px 0
        rgba(255, 255, 255, 0.9);

    transition:
        transform 400ms ease,
        background 400ms ease;
}

.ssi-about-card:hover .ssi-about-card__icon {
    transform:
        rotate(-5deg)
        scale(1.06);

    background:
        linear-gradient(
            135deg,
            rgba(29, 78, 216, 0.15),
            rgba(220, 162, 56, 0.10)
        );
}

.ssi-about-card__icon span {
    font-size: 1.1rem;

    font-weight: 800;
}

.ssi-about-card__content {
    flex: 1;
}

.ssi-about-card__content h3 {
    margin-bottom: 10px;

    color: var(--ssi-color-primary);

    font-size: 1.22rem;

    letter-spacing: -0.025em;
}

.ssi-about-card__content p {
    margin: 0;

    color: var(--ssi-color-text-light);

    font-size: 0.87rem;

    line-height: 1.72;
}

.ssi-about-card__arrow {
    display: flex;

    justify-content: flex-end;

    margin-top: 22px;
}

.ssi-about-card__arrow span {
    width: 36px;
    height: 36px;

    display: grid;

    place-items: center;

    border:
        1px solid
        var(--ssi-color-border);

    border-radius: 50%;

    color: var(--ssi-color-primary);

    font-size: 0.9rem;

    transition:
        transform 350ms ease,
        background-color 350ms ease,
        color 350ms ease,
        border-color 350ms ease;
}

.ssi-about-card:hover .ssi-about-card__arrow span {
    transform:
        translate(3px, -3px);

    background:
        var(--ssi-color-primary);

    border-color:
        var(--ssi-color-primary);

    color:
        var(--ssi-color-white);
}
/* ==========================================================================
   11. HEADER / NAVIGATION
   ========================================================================== */

.ssi-header {
    position: sticky;

    top: 0;

    z-index: 1000;

    width: 100%;

    background:
        rgba(255, 255, 255, 0.94);

    border-bottom:
        1px solid
        rgba(226, 232, 240, 0.8);

    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);

    transition:
        background-color 300ms ease,
        box-shadow 300ms ease,
        border-color 300ms ease;
}

.ssi-header.is-scrolled {
    background:
        rgba(255, 255, 255, 0.98);

    box-shadow:
        0 8px 30px
        rgba(15, 23, 42, 0.08);
}

.ssi-header__inner {
    position: relative;

    min-height: 82px;

    display: flex;

    align-items: center;

    gap: 32px;
}

.ssi-header__brand {
    flex: 0 0 auto;

    display: flex;

    align-items: center;
}

.ssi-header__logo {
    display: inline-flex;

    align-items: center;

    width: auto;

    min-width: 0;

    transition:
        opacity 200ms ease,
        transform 200ms ease;
}

.ssi-header__logo:hover {
    opacity: 0.9;
}

.ssi-header__logo:active {
    transform: scale(0.98);
}

.ssi-header__logo img {
    display: block;

    width: auto;

    height: 52px;

    max-width: 175px;

    max-height: 56px;

    object-fit: contain;
}

.ssi-header__nav {
    flex: 1 1 auto;

    display: flex;

    align-items: center;

    justify-content: center;
}

.ssi-header__menu {
    display: flex;

    align-items: center;

    gap: 4px;

    margin: 0;

    padding: 0;

    list-style: none;
}

.ssi-header__menu li {
    position: relative;

    margin: 0;

    padding: 0;

    list-style: none;
}

.ssi-header__menu > li > a {
    position: relative;

    display: inline-flex;

    align-items: center;

    justify-content: center;

    min-height: 44px;

    padding: 0 15px;

    color: var(--ssi-color-text);

    font-family:
        "Inter",
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        sans-serif;

    font-size: 0.9rem;

    font-weight: 700;

    border-radius: 999px;

    transition:
        color 200ms ease,
        background-color 200ms ease;
}

.ssi-header__menu > li > a::after {
    content: "";

    position: absolute;

    left: 50%;

    bottom: 2px;

    width: 0;

    height: 3px;

    border-radius: 999px;

    background:
        linear-gradient(
            90deg,
            var(--ssi-color-secondary),
            var(--ssi-color-accent)
        );

    transform:
        translateX(-50%);

    transition:
        width 250ms ease;
}

.ssi-header__menu > li > a:hover,
.ssi-header__menu > li.current-menu-item > a,
.ssi-header__menu > li.current-menu-ancestor > a {
    color: var(--ssi-color-primary);
}

.ssi-header__menu > li > a:hover::after,
.ssi-header__menu > li.current-menu-item > a::after,
.ssi-header__menu > li.current-menu-ancestor > a::after {
    width: 22px;
}

.ssi-header__menu .sub-menu {
    position: absolute;

    top: calc(100% + 10px);

    left: 50%;

    min-width: 220px;

    margin: 0;

    padding: 8px;

    list-style: none;

    background:
        var(--ssi-color-white);

    border:
        1px solid
        var(--ssi-color-border);

    border-radius:
        var(--ssi-radius-md);

    box-shadow:
        var(--ssi-shadow-md);

    opacity: 0;

    visibility: hidden;

    transform:
        translate(-50%, -8px);

    transition:
        opacity 220ms ease,
        visibility 220ms ease,
        transform 220ms ease;
}

.ssi-header__menu li:hover > .sub-menu,
.ssi-header__menu li:focus-within > .sub-menu {
    opacity: 1;

    visibility: visible;

    transform:
        translate(-50%, 0);
}

.ssi-header__menu .sub-menu li {
    width: 100%;
}

.ssi-header__menu .sub-menu a {
    display: flex;

    align-items: center;

    width: 100%;

    min-height: 42px;

    padding: 10px 12px;

    color:
        var(--ssi-color-text);

    font-size: 0.86rem;

    font-weight: 600;

    border-radius: 10px;

    transition:
        background-color 180ms ease,
        color 180ms ease,
        transform 180ms ease;
}

.ssi-header__menu .sub-menu a:hover {
    background:
        var(--ssi-color-bg-soft);

    color:
        var(--ssi-color-secondary);

    transform:
        translateX(3px);
}

.ssi-header__actions {
    flex: 0 0 auto;

    display: flex;

    align-items: center;
}

.ssi-header__cta {
    min-width: 132px;

    min-height: 48px;
}

.ssi-header__toggle {
    display: none;

    flex: 0 0 auto;

    width: 46px;

    height: 46px;

    padding: 0;

    border:
        1px solid
        var(--ssi-color-border);

    border-radius: 12px;

    background:
        var(--ssi-color-white);

    align-items: center;

    justify-content: center;

    flex-direction: column;

    gap: 5px;

    transition:
        background-color 180ms ease,
        border-color 180ms ease;
}

.ssi-header__toggle:hover {
    background:
        var(--ssi-color-bg-soft);

    border-color:
        rgba(29, 78, 216, 0.25);
}

.ssi-header__toggle span {
    display: block;

    width: 19px;

    height: 2px;

    border-radius: 999px;

    background:
        var(--ssi-color-primary);

    transition:
        transform 250ms ease,
        opacity 200ms ease;
}

.ssi-header__toggle.is-active span:nth-child(1) {
    transform:
        translateY(7px)
        rotate(45deg);
}

.ssi-header__toggle.is-active span:nth-child(2) {
    opacity: 0;
}

.ssi-header__toggle.is-active span:nth-child(3) {
    transform:
        translateY(-7px)
        rotate(-45deg);
}


/* ==========================================================================
   12. RESPONSIVE
   ========================================================================== */

@media (max-width: 1100px) {

    .ssi-hero__container {
        grid-template-columns:
            minmax(0, 1fr)
            minmax(350px, 0.85fr);

        gap: 40px;
    }

    .ssi-hero__visual {
        min-height: 520px;
    }

    .ssi-hero__floating-card--right {
        right: -5%;
    }
}

@media (max-width: 1050px) {

    .ssi-about {
        padding:
            100px
            0
            110px;
    }

    .ssi-about__intro {
        gap: 50px;
    }

    .ssi-about__pillars {
        grid-template-columns:
            repeat(2, minmax(0, 1fr));
    }

    .ssi-about-card {
        min-height: 300px;
    }
}

@media (max-width: 1024px) {

    .ssi-container {
        width:
            min(
                var(--ssi-container),
                calc(100% - 32px)
            );
    }

    .ssi-section {
        padding: 80px 0;
    }

    .ssi-header__inner {
        min-height: 76px;

        gap: 20px;
    }

    .ssi-header__logo img {
        height: 48px;

        max-width: 158px;
    }

    .ssi-header__menu > li > a {
        padding-inline: 10px;

        font-size: 0.84rem;
    }

    .ssi-header__cta {
        min-width: 114px;

        padding-inline: 16px;

        font-size: 0.84rem;
    }

    h1 {
        font-size:
            clamp(
                2.4rem,
                7vw,
                4.6rem
            );
    }
}

@media (max-width: 900px) {

    .ssi-hero {
        min-height: auto;
    }

    .ssi-hero__container {
        grid-template-columns: 1fr;

        padding-top: 70px;

        padding-bottom: 100px;
    }

    .ssi-hero__content {
        max-width: 760px;
    }

    .ssi-hero__visual {
        min-height: 470px;

        max-width: 620px;

        margin: 0 auto;

        width: 100%;
    }

    .ssi-hero__scroll {
        display: none;
    }
}

@media (max-width: 820px) {

    .ssi-header__inner {
        min-height: 72px;

        justify-content: space-between;
    }

    .ssi-header__nav {
        position: absolute;

        top: calc(100% + 1px);

        left: 0;

        right: 0;

        display: block;

        padding:
            10px
            14px
            16px;

        background:
            rgba(255, 255, 255, 0.98);

        border-bottom:
            1px solid
            var(--ssi-color-border);

        box-shadow:
            0 20px 40px
            rgba(15, 23, 42, 0.10);

        opacity: 0;

        visibility: hidden;

        transform:
            translateY(-10px);

        transition:
            opacity 250ms ease,
            visibility 250ms ease,
            transform 250ms ease;
    }

    .ssi-header__nav.is-open {
        opacity: 1;

        visibility: visible;

        transform:
            translateY(0);
    }

    .ssi-header__menu {
        width: 100%;

        display: flex;

        flex-direction: column;

        align-items: stretch;

        gap: 4px;
    }

    .ssi-header__menu > li {
        width: 100%;
    }

    .ssi-header__menu > li > a {
        width: 100%;

        justify-content: flex-start;

        min-height: 48px;

        padding: 0 14px;

        border-radius: 11px;

        font-size: 0.9rem;
    }

    .ssi-header__menu > li > a::after {
        display: none;
    }

    .ssi-header__menu > li > a:hover,
    .ssi-header__menu > li.current-menu-item > a,
    .ssi-header__menu > li.current-menu-ancestor > a {
        background:
            var(--ssi-color-bg-soft);
    }

    .ssi-header__menu .sub-menu {
        position: static;

        display: none;

        width: 100%;

        min-width: 0;

        padding:
            4px
            0
            4px
            16px;

        border: 0;

        border-radius: 0;

        background: transparent;

        box-shadow: none;

        opacity: 1;

        visibility: visible;

        transform: none;
    }

    .ssi-header__menu li:hover > .sub-menu,
    .ssi-header__menu li:focus-within > .sub-menu {
        display: block;
    }

    .ssi-header__actions {
        display: none;
    }

    .ssi-header__toggle {
        display: inline-flex;
    }

    .ssi-about__intro {
        grid-template-columns: 1fr;

        gap: 25px;

        margin-bottom: 50px;
    }

    .ssi-about__description {
        max-width: 700px;
    }
}

@media (max-width: 800px) {

    .ssi-about__intro {
        grid-template-columns: 1fr;

        gap: 25px;
    }
}

@media (max-width: 768px) {

    body {
        font-size: 15px;
    }

    .ssi-container {
        width:
            min(
                var(--ssi-container),
                calc(100% - 28px)
            );
    }

    .ssi-section {
        padding: 64px 0;
    }

    h1 {
        font-size:
            clamp(
                2.2rem,
                10vw,
                3.5rem
            );
    }

    h2 {
        font-size:
            clamp(
                1.9rem,
                8vw,
                3rem
            );
    }

    .ssi-text {
        font-size: 0.98rem;
    }
}

@media (max-width: 600px) {

    .ssi-hero__container {
        padding-top: 54px;

        padding-bottom: 70px;
    }

    .ssi-hero__eyebrow {
        font-size: 0.66rem;
    }

    .ssi-hero__title {
        margin-bottom: 20px;

        font-size:
            clamp(
                2.7rem,
                14vw,
                4rem
            );
    }

    .ssi-hero__description {
        font-size: 0.94rem;

        line-height: 1.7;
    }

    .ssi-hero__actions {
        flex-direction: column;

        align-items: stretch;

        gap: 8px;
    }

    .ssi-hero__secondary-btn {
        justify-content: center;
    }

    .ssi-hero__trust {
        gap: 12px;

        flex-wrap: wrap;
    }

    .ssi-hero__trust-divider {
        height: 28px;
    }

    .ssi-hero__visual {
        min-height: 380px;
    }

    .ssi-hero__visual-orbit {
        width:
            min(
                380px,
                100%
            );
    }

    .ssi-hero__core {
        width: 145px;

        height: 145px;
    }

    .ssi-hero__core-logo {
        width: 62px;

        height: 62px;
    }

    .ssi-hero__core-logo img {
        width: 58px;

        height: 58px;
    }

    .ssi-hero__floating-card {
        min-width: 170px;

        padding:
            10px
            12px;
    }

    .ssi-hero__floating-card strong {
        font-size: 0.68rem;
    }

    .ssi-hero__floating-card small {
        font-size: 0.58rem;
    }

    .ssi-hero__floating-card--top {
        top: 2%;

        right: -3%;
    }

    .ssi-hero__floating-card--right {
        right: -7%;

        bottom: 22%;
    }

    .ssi-hero__floating-card--bottom {
        left: -2%;

        bottom: 1%;
    }

    .ssi-about {
        padding:
            80px
            0
            90px;
    }

    .ssi-about__pillars {
        grid-template-columns: 1fr;

        gap: 14px;
    }

    .ssi-about-card {
        min-height: auto;

        padding:
            23px
            21px
            21px;
    }

    .ssi-about-card__icon {
        width: 48px;

        height: 48px;

        margin-top: 14px;

        margin-bottom: 18px;
    }

    .ssi-about-card__content h3 {
        font-size: 1.12rem;
    }
}

@media (max-width: 480px) {

    .ssi-header__logo img {
        height: 44px;

        max-width: 145px;
    }

    .ssi-section {
        padding: 52px 0;
    }

    .ssi-btn {
        width: 100%;
    }

    .ssi-heading {
        letter-spacing: -0.035em;
    }
}

@media (max-width: 420px) {

    .ssi-hero__visual {
        min-height: 330px;
    }

    .ssi-hero__floating-card {
        min-width: 150px;

        gap: 8px;

        padding:
            9px
            10px;
    }

    .ssi-hero__floating-icon {
        width: 31px;

        height: 31px;

        border-radius: 9px;

        font-size: 0.8rem;
    }

    .ssi-hero__floating-card--top {
        right: -5%;
    }

    .ssi-hero__floating-card--right {
        right: -10%;
    }

    .ssi-hero__floating-card--bottom {
        left: -5%;
    }
}


/* ==========================================================================
   13. ANIMATIONS
   ========================================================================== */

@keyframes ssiHeroContentIn {

    from {
        opacity: 0;

        transform:
            translateY(34px);
    }

    to {
        opacity: 1;

        transform:
            translateY(0);
    }
}

@keyframes ssiHeroVisualIn {

    from {
        opacity: 0;

        transform:
            translateY(30px)
            scale(0.96);
    }

    to {
        opacity: 1;

        transform:
            translateY(0)
            scale(1);
    }
}

@keyframes ssiHeroFloat {

    0%,
    100% {
        transform:
            translateY(0);
    }

    50% {
        transform:
            translateY(-10px);
    }
}

@keyframes ssiHeroOrbit {

    from {
        transform:
            rotate(0deg);
    }

    to {
        transform:
            rotate(360deg);
    }
}

@keyframes ssiHeroGlow {

    0%,
    100% {
        transform:
            scale(1);

        opacity: 0.8;
    }

    50% {
        transform:
            scale(1.12);

        opacity: 1;
    }
}

@keyframes ssiHeroPulse {

    0%,
    100% {
        transform:
            scale(1);

        box-shadow:
            0 0 0 5px
            rgba(220, 162, 56, 0.10);
    }

    50% {
        transform:
            scale(1.15);

        box-shadow:
            0 0 0 9px
            rgba(220, 162, 56, 0.02);
    }
}


/* ==========================================================================
   14. REDUCED MOTION
   ========================================================================== */

@media (prefers-reduced-motion: reduce) {

    html {
        scroll-behavior: auto;
    }

    *,
    *::before,
    *::after {
        animation-duration:
            0.01ms !important;

        animation-iteration-count:
            1 !important;

        transition-duration:
            0.01ms !important;

        scroll-behavior:
            auto !important;
    }

    .ssi-hero__glow,
    .ssi-hero__orbit-ring,
    .ssi-hero__core,
    .ssi-hero__floating-card,
    .ssi-hero__content,
    .ssi-hero__visual {
        animation: none !important;
    }
}

/* ==========================================================================
   SSI BACK TO TOP BUTTON
   ========================================================================== */

.ssi-back-to-top {
	position: fixed;

	right: 24px;
	bottom: 24px;

	width: 50px;
	height: 50px;

	display: grid;
	place-items: center;

	padding: 0;

	border: 1px solid rgba(
		255,
		255,
		255,
		0.14
	);

	border-radius: 50%;

	background:
		linear-gradient(
			145deg,
			#0b1f3a,
			#153b68
		);

	color: #f4c766;

	font-family:
		"Manrope",
		sans-serif;

	font-size: 21px;

	font-weight: 800;

	line-height: 1;

	cursor: pointer;

	opacity: 0;

	visibility: hidden;

	transform:
		translateY(14px)
		scale(0.86);

	box-shadow:
		0 12px 28px rgba(
			11,
			31,
			58,
			0.20
		);

	z-index: 9990;

	transition:
		opacity 220ms ease,
		visibility 220ms ease,
		transform 220ms ease,
		background 220ms ease,
		color 220ms ease,
		box-shadow 220ms ease;
}


.ssi-back-to-top.is-visible {
	opacity: 1;

	visibility: visible;

	transform:
		translateY(0)
		scale(1);
}


.ssi-back-to-top span {
	display: block;

	transform:
		translateY(-1px);
}


.ssi-back-to-top:hover {
	background:
		linear-gradient(
			145deg,
			#f4c766,
			#dca238
		);

	color: #0b1f3a;

	transform:
		translateY(-4px)
		scale(1.08);

	box-shadow:
		0 18px 35px rgba(
			11,
			31,
			58,
			0.24
		);
}


.ssi-back-to-top:active {
	transform:
		translateY(-1px)
		scale(0.98);
}


.ssi-back-to-top:focus-visible {
	outline:
		3px solid rgba(
			36,
			87,
			214,
			0.25
		);

	outline-offset:
		3px;
}


/* ==========================================================================
   MOBILE
   ========================================================================== */

@media (max-width: 760px) {

	.ssi-back-to-top {
		right: 16px;

		bottom: 16px;

		width: 44px;

		height: 44px;

		font-size: 18px;
	}

}


/* ==========================================================================
   REDUCED MOTION
   ========================================================================== */

@media (prefers-reduced-motion: reduce) {

	.ssi-back-to-top {
		transition: none;
	}

}