/* ==========================================================================
   Temel Sıfırlama & Erişilebilir Reset
   ========================================================================== */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
    tab-size: 4;
    overflow-x: clip;
    width: 100%;
    max-width: 100vw;
}

body {
    font-family: var(--font-body);
    font-size: var(--font-size-base);
    line-height: var(--lh-normal);
    color: var(--color-text);
    background-color: var(--color-body-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: clip;
    width: 100%;
    max-width: 100vw;
    position: relative;
}

#main-content {
    overflow-x: clip;
    width: 100%;
    max-width: 100%;
}

html.scroll-locked,
body.scroll-locked {
    overflow: hidden !important;
    touch-action: none;
    overscroll-behavior: none !important;
}

body.has-bottom-bar {
    padding-bottom: 74px;
}

@media (min-width: 992px) {
    body.has-bottom-bar {
        padding-bottom: 0;
    }
}

/* ==========================================================================
   Tipografi & Başlıklar
   ========================================================================== */
h1,
h2,
h3,
h4,
h5,
h6,
.h1,
.h2,
.h3,
.h4,
.h5,
.h6 {
    font-family: var(--font-heading);
    color: var(--color-dark);
    font-weight: var(--fw-semibold);
    line-height: var(--lh-tight);
    letter-spacing: var(--tracking-tight);
    text-wrap: balance;
}

h1,
.h1 {
    font-size: var(--font-size-4xl);
    font-weight: var(--fw-bold);
    line-height: 1.2;
}

h2,
.h2 {
    font-size: var(--font-size-3xl);
    font-weight: var(--fw-semibold);
    line-height: 1.25;
}

h3,
.h3 {
    font-size: var(--font-size-2xl);
    font-weight: var(--fw-semibold);
    line-height: 1.3;
}

h4,
.h4 {
    font-size: var(--font-size-xl);
    font-weight: var(--fw-semibold);
}

h5,
.h5 {
    font-size: var(--font-size-lg);
    font-weight: var(--fw-medium);
}

h6,
.h6 {
    font-size: var(--font-size-base);
    font-weight: var(--fw-medium);
}

.display-title {
    font-size: var(--font-size-display);
    font-weight: var(--fw-bold);
    line-height: 1.15;
    letter-spacing: var(--tracking-tight);
}

p {
    margin-bottom: var(--space-4);
    color: var(--color-text);
    line-height: var(--lh-normal);
}

p:last-child {
    margin-bottom: 0;
}

.lead {
    font-size: var(--font-size-lg);
    line-height: var(--lh-relaxed);
    color: var(--color-text-muted);
}

.text-muted {
    color: var(--color-text-muted) !important;
}

.text-light-muted {
    color: var(--color-text-light) !important;
}

.text-white {
    color: var(--color-white) !important;
}

.text-dark {
    color: var(--color-dark) !important;
}

.text-primary {
    color: var(--color-primary) !important;
}

.text-secondary {
    color: var(--color-secondary) !important;
}

.fw-normal {
    font-weight: var(--fw-normal) !important;
}

.fw-medium {
    font-weight: var(--fw-medium) !important;
}

.fw-semibold {
    font-weight: var(--fw-semibold) !important;
}

.fw-bold {
    font-weight: var(--fw-bold) !important;
}

.fw-extrabold {
    font-weight: var(--fw-extrabold) !important;
}

.fw-black {
    font-weight: var(--fw-black) !important;
}

.small,
small {
    font-size: var(--font-size-sm);
}

.text-uppercase {
    text-transform: uppercase;
}

.letter-spacing-wide {
    letter-spacing: var(--tracking-wider);
}

a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition-fast), opacity var(--transition-fast), background-color var(--transition-fast), transform var(--transition-fast);
}

img,
video {
    max-width: 100%;
    height: auto;
    display: block;
}

/* ==========================================================================
   Kapsayıcılar & Grid Düzenleri
   ========================================================================== */
.site-container {
    width: 100%;
    max-width: var(--container-max-width);
    margin-left: auto;
    margin-right: auto;
    padding-left: var(--container-padding);
    padding-right: var(--container-padding);
}

.site-container--narrow {
    max-width: var(--container-narrow);
}

.site-container--content {
    max-width: var(--container-content);
}

.site-container--wide {
    max-width: var(--container-wide);
}

.site-container--full {
    max-width: 100%;
    padding-left: 0;
    padding-right: 0;
}

.section-padding {
    padding-top: var(--section-padding-y);
    padding-bottom: var(--section-padding-y);
}

.section-padding--compact {
    padding-top: var(--section-space-compact);
    padding-bottom: var(--section-space-compact);
}

.section-padding--spacious {
    padding-top: var(--section-space-spacious);
    padding-bottom: var(--section-space-spacious);
}

/* Flex & Grid Utilities */
.d-flex {
    display: flex !important;
}

.d-inline-flex {
    display: inline-flex !important;
}

.d-none {
    display: none !important;
}

.d-block {
    display: block !important;
}

.d-grid {
    display: grid !important;
}

@media (min-width: 576px) {
    .d-sm-none {
        display: none !important;
    }

    .d-sm-block {
        display: block !important;
    }

    .d-sm-flex {
        display: flex !important;
    }

    .d-sm-inline-flex {
        display: inline-flex !important;
    }
}

@media (min-width: 768px) {
    .d-md-none {
        display: none !important;
    }

    .d-md-block {
        display: block !important;
    }

    .d-md-flex {
        display: flex !important;
    }

    .d-md-inline-flex {
        display: inline-flex !important;
    }
}

@media (min-width: 992px) {
    .d-lg-none {
        display: none !important;
    }

    .d-lg-block {
        display: block !important;
    }

    .d-lg-flex {
        display: flex !important;
    }

    .d-lg-inline-flex {
        display: inline-flex !important;
    }
}

@media (min-width: 1200px) {
    .d-xl-none {
        display: none !important;
    }

    .d-xl-block {
        display: block !important;
    }

    .d-xl-flex {
        display: flex !important;
    }

    .d-xl-inline-flex {
        display: inline-flex !important;
    }
}

.flex-column {
    flex-direction: column !important;
}

.flex-row {
    flex-direction: row !important;
}

.flex-wrap {
    flex-wrap: wrap !important;
}

.flex-nowrap {
    flex-wrap: nowrap !important;
}

.flex-grow-1 {
    flex-grow: 1 !important;
}

.justify-content-start {
    justify-content: flex-start !important;
}

.justify-content-center {
    justify-content: center !important;
}

.justify-content-between {
    justify-content: space-between !important;
}

.justify-content-end {
    justify-content: flex-end !important;
}

.align-items-start {
    align-items: flex-start !important;
}

.align-items-center {
    align-items: center !important;
}

.align-items-end {
    align-items: flex-end !important;
}

.align-items-stretch {
    align-items: stretch !important;
}

.text-start {
    text-align: left !important;
}

.text-center {
    text-align: center !important;
}

.text-end {
    text-align: right !important;
}

.gap-1 {
    gap: var(--space-1) !important;
}

.gap-2 {
    gap: var(--space-2) !important;
}

.gap-3 {
    gap: var(--space-3) !important;
}

.gap-4 {
    gap: var(--space-4) !important;
}

.gap-5 {
    gap: var(--space-5) !important;
}

.gap-6 {
    gap: var(--space-6) !important;
}

.gap-8 {
    gap: var(--space-8) !important;
}

.m-0 {
    margin: 0 !important;
}

.mb-1 {
    margin-bottom: var(--space-1) !important;
}

.mb-2 {
    margin-bottom: var(--space-2) !important;
}

.mb-3 {
    margin-bottom: var(--space-3) !important;
}

.mb-4 {
    margin-bottom: var(--space-4) !important;
}

.mb-5 {
    margin-bottom: var(--space-5) !important;
}

.mb-6 {
    margin-bottom: var(--space-6) !important;
}

.mb-8 {
    margin-bottom: var(--space-8) !important;
}

.mt-2 {
    margin-top: var(--space-2) !important;
}

.mt-4 {
    margin-top: var(--space-4) !important;
}

.mt-6 {
    margin-top: var(--space-6) !important;
}

.mx-auto {
    margin-left: auto !important;
    margin-right: auto !important;
}

.p-0 {
    padding: 0 !important;
}

.p-3 {
    padding: var(--space-3) !important;
}

.p-4 {
    padding: var(--space-4) !important;
}

.p-5 {
    padding: var(--space-5) !important;
}

.p-6 {
    padding: var(--space-6) !important;
}

.p-8 {
    padding: var(--space-8) !important;
}

.py-2 {
    padding-top: var(--space-2) !important;
    padding-bottom: var(--space-2) !important;
}

.py-3 {
    padding-top: var(--space-3) !important;
    padding-bottom: var(--space-3) !important;
}

.py-4 {
    padding-top: var(--space-4) !important;
    padding-bottom: var(--space-4) !important;
}

.px-3 {
    padding-left: var(--space-3) !important;
    padding-right: var(--space-3) !important;
}

.px-4 {
    padding-left: var(--space-4) !important;
    padding-right: var(--space-4) !important;
}

.position-relative {
    position: relative !important;
}

.position-absolute {
    position: absolute !important;
}

.sticky-top {
    position: sticky;
    top: 0;
    z-index: var(--z-sticky);
}

.w-100 {
    width: 100% !important;
}

.h-100 {
    height: 100% !important;
}

.opacity-85 {
    opacity: 0.85;
}

.opacity-90 {
    opacity: 0.90;
}

.bg-white {
    background-color: var(--color-white) !important;
}

.bg-light {
    background-color: var(--color-surface-muted) !important;
}

.bg-dark {
    background-color: var(--color-dark) !important;
}

.bg-primary {
    background-color: var(--color-primary) !important;
}

.border-top {
    border-top: 1px solid var(--color-border) !important;
}

.border-bottom {
    border-bottom: 1px solid var(--color-border) !important;
}

/* Grid Utilities */
.grid-1 {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-6);
}

.grid-2 {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-6);
}

.grid-3 {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-6);
}

.grid-4 {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-6);
}

@media (min-width: 768px) {
    .grid-2 {
        grid-template-columns: repeat(2, 1fr);
    }

    .grid-3 {
        grid-template-columns: repeat(2, 1fr);
    }

    .grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .grid-3 {
        grid-template-columns: repeat(3, 1fr);
        gap: var(--space-8);
    }

    .grid-4 {
        grid-template-columns: repeat(4, 1fr);
        gap: var(--space-6);
    }
}