/* =========================================================
   GREEN VALLEY PUBLIC SCHOOL
   GLOBAL SITE CSS
========================================================= */


/* =========================================================
   ROOT DESIGN TOKENS
========================================================= */

:root {
    /* COLORS */

    --zi-color-primary: #07583f;
    --zi-color-primary-dark: #03442f;
    --zi-color-primary-light: #0b6b4d;
    --zi-color-secondary: #f4c430;
    --zi-color-secondary-dark: #d9a900;
    --zi-color-secondary-light: #ffda55;
    --zi-color-cream: #faf9f0;
    --zi-color-cream-dark: #f2efdf;
    --zi-color-white: #ffffff;
    --zi-color-black: #182e23;
    --zi-color-text: #24352d;
    --zi-color-text-light: #637068;
    --zi-color-border: #dedbc9;
    --zi-color-overlay: rgba(5, 25, 18, 0.88);
    --zi-white-muted: rgba(255, 255, 255, 0.78);
    /* FONTS */

    --zi-font-primary: "Poppins", sans-serif;
    --zi-font-heading: "Playfair Display", serif;
    /* FONT SIZES */

    --zi-font-xs: 0.75rem;
    --zi-font-sm: 0.875rem;
    --zi-font-md: 1rem;
    --zi-font-lg: 1.125rem;
    --zi-font-xl: 1.5rem;
    --zi-font-2xl: 2rem;
    --zi-font-3xl: 2.75rem;
    --zi-font-4xl: 3.5rem;
    /* SPACING */

    --zi-space-1: 0.25rem;
    --zi-space-2: 0.5rem;
    --zi-space-3: 0.75rem;
    --zi-space-4: 1rem;
    --zi-space-5: 1.25rem;
    --zi-space-6: 1.5rem;
    --zi-space-7: 1.75rem;
    --zi-space-8: 2rem;
    --zi-space-10: 2.5rem;
    --zi-space-12: 3rem;
    --zi-space-16: 4rem;
    --zi-space-20: 5rem;
    /* LAYOUT */

    --zi-container-width: 1200px;
    --zi-container-padding: 1.25rem;
    /* BORDER RADIUS */

    --zi-radius-sm: 0.35rem;
    --zi-radius-md: 0.65rem;
    --zi-radius-lg: 1rem;
    --zi-radius-xl: 1.5rem;
    --zi-radius-medium: 0.65rem;
    --zi-radius-large: 1rem;
    --zi-radius-round: 50%;
    /* SHADOWS */

    --zi-shadow-sm: 0 4px 15px rgba(0, 0, 0, 0.06);
    --zi-shadow-md: 0 10px 30px rgba(0, 0, 0, 0.10);
    --zi-shadow-small: 0 4px 15px rgba(0, 0, 0, 0.06);
    --zi-shadow-medium: 0 10px 30px rgba(0, 0, 0, 0.10);
    /* TRANSITIONS */

    --zi-transition-fast: 0.2s ease;
    --zi-transition-normal: 0.3s ease;
    /* HEADER */

    --zi-header-height: 88px;
    --zi-content-width-large: 1200px;
    --zi-content-width-medium: 760px;
    --zi-line-height-tight: 1.2;
    --zi-line-height-normal: 1.5;
    --zi-line-height-relaxed: 1.8;
    --zi-letter-spacing-wide: 0.08em;
    --zi-icon-button-size: 46px;
    --zi-flex-quarter: 0 1 25%;
    --zi-flex-third: 0 1 33.333%;
    --zi-flex-half: 1 1 0;
    --zi-flex-two-third: 1 1 66.666%;
    --zi-border-thin: 1px;
    --zi-color-white-transparent: rgba(255, 255, 255, 0.12);
    --zi-hover-lift: translateY(-5px);
    --zi-hero-height: 360px;
}


/* =========================================================
   RESET
========================================================= */

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

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    background: var(--zi-color-white);
    color: var(--zi-color-text);
    font-family: var(--zi-font-primary);
    font-size: var(--zi-font-md);
    line-height: 1.5;
}

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

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

button {
    cursor: pointer;
}

a {
    color: inherit;
}

::selection {
    background: var(--zi-color-secondary);
    color: var(--zi-color-black);
}


/* =========================================================
   COMMON CONTAINER
========================================================= */

.zi-container {
    width: 100%;
    max-width: var(--zi-container-width);
    margin-inline: auto;
    padding-inline: var(--zi-container-padding);
}
.zi-section {
    padding-block: var(--zi-space-16);
}


/* =========================================================
   TOP BAR
========================================================= */

.zi-topbar {
    background: var(--zi-color-primary-dark);
    color: var(--zi-color-white);
}

.zi-topbar-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 38px;
    gap: var(--zi-space-4);
}

.zi-topbar-left {
    display: flex;
    align-items: center;
    gap: var(--zi-space-5);
    overflow: hidden;
}

.zi-topbar-link {
    display: inline-flex;
    align-items: center;
    gap: var(--zi-space-2);
    color: rgba(255, 255, 255, 0.88);
    font-size: var(--zi-font-xs);
    text-decoration: none;
    white-space: nowrap;
}

    .zi-topbar-link i {
        color: var(--zi-color-secondary);
    }

.zi-topbar-right {
    display: flex;
    align-items: center;
    gap: var(--zi-space-3);
}

.zi-social-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    color: var(--zi-color-white);
    font-size: var(--zi-font-xs);
    text-decoration: none;
    transition: color var(--zi-transition-fast);
}

    .zi-social-link:hover {
        color: var(--zi-color-secondary);
    }


/* =========================================================
   HEADER
========================================================= */

.zi-header {
    position: relative;
    z-index: 1000;
    background: var(--zi-color-white);
    border-bottom: 1px solid var(--zi-color-border);
}

.zi-header-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: var(--zi-header-height);
    gap: var(--zi-space-5);
}


/* =========================================================
   LOGO
========================================================= */

.zi-logo {
    display: inline-flex;
    align-items: center;
    max-width: 245px;
    text-decoration: none;
}

    .zi-logo img {
        display: block;
        width: auto;
        max-height: 72px;
    }


/* =========================================================
   MOBILE MENU BUTTON
========================================================= */

.zi-menu-button {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 5px;
    width: 44px;
    height: 44px;
    padding: 0;
    border: 1px solid var(--zi-color-border);
    border-radius: var(--zi-radius-md);
    background: var(--zi-color-white);
}

    .zi-menu-button span {
        display: block;
        width: 21px;
        height: 2px;
        background: var(--zi-color-primary);
        transition: transform var(--zi-transition-fast), opacity var(--zi-transition-fast);
    }

    .zi-menu-button.zi-menu-active span:nth-child(1) {
        transform: translateY(7px) rotate(45deg);
    }

    .zi-menu-button.zi-menu-active span:nth-child(2) {
        opacity: 0;
    }

    .zi-menu-button.zi-menu-active span:nth-child(3) {
        transform: translateY(-7px) rotate(-45deg);
    }


/* =========================================================
   NAVIGATION
========================================================= */

.zi-navigation {
    position: absolute;
    top: 100%;
    right: 0;
    left: 0;
    display: none;
    padding: var(--zi-space-4);
    background: var(--zi-color-white);
    border-top: 1px solid var(--zi-color-border);
    box-shadow: var(--zi-shadow-md);
}

    .zi-navigation.zi-navigation-active {
        display: block;
    }

.zi-navigation-list {
    display: flex;
    flex-direction: column;
    gap: var(--zi-space-1);
}

.zi-navigation-link {
    display: flex;
    align-items: center;
    min-height: 46px;
    padding-inline: var(--zi-space-4);
    border-radius: var(--zi-radius-sm);
    color: var(--zi-color-text);
    font-size: var(--zi-font-sm);
    font-weight: 600;
    text-decoration: none;
}

    .zi-navigation-link:hover,
    .zi-navigation-link.zi-navigation-current {
        background: var(--zi-color-cream);
        color: var(--zi-color-primary);
    }

.zi-navigation-admission {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--zi-space-2);
    min-height: 44px;
    margin-top: var(--zi-space-2);
    padding-inline: var(--zi-space-5);
    border-radius: 999px;
    background: var(--zi-color-secondary);
    color: var(--zi-color-black);
    font-size: var(--zi-font-sm);
    font-weight: 700;
    text-decoration: none;
}

    .zi-navigation-admission:hover {
        background: var(--zi-color-secondary-light);
    }
/* =========================================================
   SHARED INNER PAGE HERO
   ========================================================= */


.zi-page-hero {
    min-height: var(--zi-hero-height);
    display: flex;
    align-items: center;
    padding: var(--zi-space-10) 0;
}

.zi-page-hero-content {
    width: 100%;
}

.zi-page-hero .zi-container {
    width: 100%;
}
/* =========================================================
   COMMON SECTION HEADINGS
   ========================================================= */

.zi-section-label {
    display: inline-block;
    margin-bottom: var(--zi-space-3);
    color: var(--zi-color-primary);
    font-size: var(--zi-font-xs);
    font-weight: 700;
    letter-spacing: var(--zi-letter-spacing-wide);
    text-transform: uppercase;
}

.zi-section-heading {
    margin: 0;
    color: var(--zi-color-primary-dark);
    font-family: var(--zi-font-heading);
    font-size: clamp(2rem, 4vw, var(--zi-font-3xl));
    font-weight: 700;
    line-height: var(--zi-line-height-tight);
}

/* =========================================================
   FOOTER
========================================================= */

.zi-footer {
    background: var(--zi-color-primary-dark);
    color: var(--zi-color-white);
}

.zi-footer-main {
    display: flex;
    flex-direction: column;
    gap: var(--zi-space-10);
    padding-block: var(--zi-space-12);
}

.zi-footer-school {
    max-width: 360px;
}

.zi-footer-logo {
    display: inline-flex;
    margin-bottom: var(--zi-space-4);
}

    .zi-footer-logo img {
        width: auto;
        max-width: 210px;
        max-height: 85px;
    }

.zi-footer-school p {
    margin: 0;
    color: rgba(255, 255, 255, 0.72);
    font-size: var(--zi-font-sm);
    line-height: 1.8;
}

.zi-footer-social {
    display: flex;
    gap: var(--zi-space-3);
    margin-top: var(--zi-space-5);
}

    .zi-footer-social a {
        display: flex;
        align-items: center;
        justify-content: center;
        width: 38px;
        height: 38px;
        border: 1px solid rgba(255, 255, 255, 0.25);
        border-radius: var(--zi-radius-round);
        color: var(--zi-color-white);
        text-decoration: none;
        transition: background var(--zi-transition-fast), color var(--zi-transition-fast);
    }

        .zi-footer-social a:hover {
            background: var(--zi-color-secondary);
            color: var(--zi-color-black);
        }

.zi-footer-column {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: var(--zi-space-2);
}

    .zi-footer-column h3 {
        margin: 0 0 var(--zi-space-3);
        color: var(--zi-color-secondary);
        font-size: var(--zi-font-md);
    }

    .zi-footer-column a {
        color: rgba(255, 255, 255, 0.72);
        font-size: var(--zi-font-sm);
        text-decoration: none;
        transition: color var(--zi-transition-fast);
    }

        .zi-footer-column a:hover {
            color: var(--zi-color-secondary);
        }

.zi-footer-contact a,
.zi-footer-address {
    display: flex;
    align-items: flex-start;
    gap: var(--zi-space-3);
}

    .zi-footer-contact i,
    .zi-footer-address i {
        flex: 0 0 auto;
        width: 18px;
        padding-top: 4px;
        color: var(--zi-color-secondary);
    }

.zi-footer-address {
    color: rgba(255, 255, 255, 0.72);
    font-size: var(--zi-font-sm);
    line-height: 1.7;
}

.zi-footer-bottom {
    display: flex;
    flex-direction: column;
    gap: var(--zi-space-3);
    padding-block: var(--zi-space-5);
    border-top: 1px solid rgba(255, 255, 255, 0.15);
}

    .zi-footer-bottom p {
        margin: 0;
        color: rgba(255, 255, 255, 0.55);
        font-size: var(--zi-font-xs);
    }

.zi-footer-legal {
    display: flex;
    flex-wrap: wrap;
    gap: var(--zi-space-4);
}

    .zi-footer-legal a {
        color: rgba(255, 255, 255, 0.55);
        font-size: var(--zi-font-xs);
        text-decoration: none;
    }

        .zi-footer-legal a:hover {
            color: var(--zi-color-secondary);
        }



/* =========================================================
   Buttons
========================================================= */
.zi-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--zi-space-2);
    min-height: 44px;
    margin-top: var(--zi-space-2);
    padding-inline: var(--zi-space-5);
    border-radius: 999px;
    font-size: var(--zi-font-sm);
    font-weight: 700;
    text-decoration: none;
    transition: var(--zi-transition-normal);
}
.zi-btn-primary {    
    background: var(--zi-color-secondary);
    color: var(--zi-color-black);    
}
.zi-btn-primary:hover {    
    background: var(--zi-color-secondary-light);
    color: var(--zi-color-black);    
}
.zi-btn-primary-outline {
    background: transparent;
    color: var(--zi-color-secondary);
    border: 2px solid var(--zi-color-secondary);
}

    .zi-btn-primary-outline:hover {
        color: var(--zi-color-black);
        background: var(--zi-color-secondary-light);
    }
/* =========================================================
   RESPONSIVE
========================================================= */
@media (min-width: 768px) {
    .zi-container {
        padding-inline: 1.5rem;
    }

    .zi-footer-main {
        flex-direction: row;
        flex-wrap: wrap;
    }

    .zi-footer-school {
        flex: 2 1 300px;
    }

    .zi-footer-column {
        flex: 1 1 160px;
    }

    .zi-footer-bottom {
        flex-direction: row;
        align-items: center;
        justify-content: space-between;
    }
}


@media (min-width: 1000px) {

    .zi-container {
        padding-inline: 0;
    }

    .zi-menu-button {
        display: none;
    }

    .zi-navigation {
        position: static;
        display: block;
        padding: 0;
        border: 0;
        box-shadow: none;
    }

    .zi-navigation-list {
        flex-direction: row;
        align-items: center;
        gap: var(--zi-space-2);
    }

    .zi-navigation-link {
        min-height: 44px;
        padding-inline: var(--zi-space-4);
    }

    .zi-navigation-admission {
        margin-top: 0;
        margin-left: var(--zi-space-3);
    }

    .zi-footer-main {
        flex-wrap: nowrap;
    }

    .zi-footer-school {
        flex: 2;
    }

    .zi-footer-column {
        flex: 1;
    }
}


@media (min-width: 1200px) {

    .zi-topbar-container,
    .zi-header-container {
        padding-inline: 0;
    }

    .zi-footer-main {
        padding-block: var(--zi-space-16);
    }
}


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

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

    html {
        scroll-behavior: auto;
    }

    .zi-menu-button span,
    .zi-social-link,
    .zi-navigation-link,
    .zi-navigation-admission,
    .zi-footer-social a,
    .zi-footer-column a {
        transition: none;
    }
}